diff options
Diffstat (limited to 'include')
156 files changed, 2205 insertions, 979 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 14362a84c78e..4d40e9b5d938 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -87,7 +87,7 @@ acpi_evaluate_dsm_typed(acpi_handle handle, const u8 *uuid, int rev, int func, .package.elements = (eles) \ } -bool acpi_dev_present(const char *hid); +bool acpi_dev_found(const char *hid); #ifdef CONFIG_ACPI @@ -394,13 +394,13 @@ struct acpi_data_node { static inline bool is_acpi_node(struct fwnode_handle *fwnode) { - return fwnode && (fwnode->type == FWNODE_ACPI + return !IS_ERR_OR_NULL(fwnode) && (fwnode->type == FWNODE_ACPI || fwnode->type == FWNODE_ACPI_DATA); } static inline bool is_acpi_device_node(struct fwnode_handle *fwnode) { - return fwnode && fwnode->type == FWNODE_ACPI; + return !IS_ERR_OR_NULL(fwnode) && fwnode->type == FWNODE_ACPI; } static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode) diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h index 29c691265b49..797ae2ec8eee 100644 --- a/include/acpi/acpi_drivers.h +++ b/include/acpi/acpi_drivers.h @@ -78,7 +78,6 @@ /* ACPI PCI Interrupt Link (pci_link.c) */ -int acpi_irq_penalty_init(void); int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering, int *polarity, char **name); int acpi_pci_link_free_irq(acpi_handle handle); diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h index d1e34d1eeea6..562603d7aabe 100644 --- a/include/acpi/acpiosxf.h +++ b/include/acpi/acpiosxf.h @@ -96,7 +96,7 @@ acpi_physical_address acpi_os_get_root_pointer(void); #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_predefined_override acpi_status acpi_os_predefined_override(const struct acpi_predefined_names *init_val, - char **new_val); + acpi_string *new_val); #endif #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_table_override @@ -108,7 +108,7 @@ acpi_os_table_override(struct acpi_table_header *existing_table, #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_physical_table_override acpi_status acpi_os_physical_table_override(struct acpi_table_header *existing_table, - acpi_physical_address * new_address, + acpi_physical_address *new_address, u32 *new_table_length); #endif @@ -203,7 +203,7 @@ void acpi_os_unmap_memory(void *logical_address, acpi_size size); #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_physical_address acpi_status acpi_os_get_physical_address(void *logical_address, - acpi_physical_address * physical_address); + acpi_physical_address *physical_address); #endif /* @@ -379,14 +379,14 @@ acpi_status acpi_os_get_table_by_name(char *signature, u32 instance, struct acpi_table_header **table, - acpi_physical_address * address); + acpi_physical_address *address); #endif #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_index acpi_status acpi_os_get_table_by_index(u32 index, struct acpi_table_header **table, - u32 *instance, acpi_physical_address * address); + u32 *instance, acpi_physical_address *address); #endif #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_acpi_os_get_table_by_address diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 17556979dc79..4e4c21491c41 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -46,7 +46,7 @@ /* Current ACPICA subsystem version in YYYYMMDD format */ -#define ACPI_CA_VERSION 0x20160108 +#define ACPI_CA_VERSION 0x20160422 #include <acpi/acconfig.h> #include <acpi/actypes.h> @@ -192,7 +192,7 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE); /* * Optionally support group module level code. */ -ACPI_INIT_GLOBAL(u8, acpi_gbl_group_module_level_code, TRUE); +ACPI_INIT_GLOBAL(u8, acpi_gbl_group_module_level_code, FALSE); /* * Optionally use 32-bit FADT addresses if and when there is a conflict @@ -484,8 +484,8 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_load_tables(void)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_reallocate_root_table(void)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init - acpi_find_root_pointer(acpi_physical_address * - rsdp_address)) + acpi_find_root_pointer(acpi_physical_address + *rsdp_address)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_get_table_header(acpi_string signature, u32 instance, @@ -530,7 +530,7 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_get_handle(acpi_handle parent, acpi_string pathname, - acpi_handle * ret_handle)) + acpi_handle *ret_handle)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_attach_data(acpi_handle object, acpi_object_handler handler, @@ -575,15 +575,15 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_get_next_object(acpi_object_type type, acpi_handle parent, acpi_handle child, - acpi_handle * out_handle)) + acpi_handle *out_handle)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_get_type(acpi_handle object, - acpi_object_type * out_type)) + acpi_object_type *out_type)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_get_parent(acpi_handle object, - acpi_handle * out_handle)) + acpi_handle *out_handle)) /* * Handler interfaces @@ -755,7 +755,7 @@ ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_wakeup_gpes(void)) ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_get_gpe_device(u32 gpe_index, - acpi_handle * gpe_device)) + acpi_handle *gpe_device)) ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_install_gpe_block(acpi_handle gpe_device, @@ -771,8 +771,8 @@ ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status * Resource interfaces */ typedef -acpi_status(*acpi_walk_resource_callback) (struct acpi_resource * resource, - void *context); +acpi_status (*acpi_walk_resource_callback) (struct acpi_resource * resource, + void *context); ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_get_vendor_resource(acpi_handle device, @@ -938,7 +938,8 @@ ACPI_DBG_DEPENDENT_RETURN_VOID(void ACPI_APP_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(1) void ACPI_INTERNAL_VAR_XFACE acpi_log_error(const char *format, ...)) - acpi_status acpi_initialize_debugger(void); + +acpi_status acpi_initialize_debugger(void); void acpi_terminate_debugger(void); diff --git a/include/acpi/acrestyp.h b/include/acpi/acrestyp.h index cf2acb84dfeb..16c189283ea0 100644 --- a/include/acpi/acrestyp.h +++ b/include/acpi/acrestyp.h @@ -417,6 +417,7 @@ struct acpi_resource_gpio { u8 type; \ u8 producer_consumer; /* For values, see Producer/Consumer above */\ u8 slave_mode; \ + u8 connection_sharing; \ u8 type_revision_id; \ u16 type_data_length; \ u16 vendor_length; \ diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index 0cb1a0036986..c19700e2a2fe 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -223,7 +223,7 @@ struct acpi_table_facs { /******************************************************************************* * * FADT - Fixed ACPI Description Table (Signature "FACP") - * Version 4 + * Version 6 * ******************************************************************************/ @@ -413,4 +413,6 @@ struct acpi_table_desc { #define ACPI_FADT_V5_SIZE (u32) (ACPI_FADT_OFFSET (hypervisor_id)) #define ACPI_FADT_V6_SIZE (u32) (sizeof (struct acpi_table_fadt)) +#define ACPI_FADT_CONFORMANCE "ACPI 6.1 (FADT version 6)" + #endif /* __ACTBL_H__ */ diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index 16e013600c19..796d6baae3a3 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -236,7 +236,8 @@ enum acpi_einj_actions { ACPI_EINJ_CHECK_BUSY_STATUS = 6, ACPI_EINJ_GET_COMMAND_STATUS = 7, ACPI_EINJ_SET_ERROR_TYPE_WITH_ADDRESS = 8, - ACPI_EINJ_ACTION_RESERVED = 9, /* 9 and greater are reserved */ + ACPI_EINJ_GET_EXECUTE_TIMINGS = 9, + ACPI_EINJ_ACTION_RESERVED = 10, /* 10 and greater are reserved */ ACPI_EINJ_TRIGGER_ERROR = 0xFF /* Except for this value */ }; @@ -348,7 +349,8 @@ enum acpi_erst_actions { ACPI_ERST_GET_ERROR_RANGE = 13, ACPI_ERST_GET_ERROR_LENGTH = 14, ACPI_ERST_GET_ERROR_ATTRIBUTES = 15, - ACPI_ERST_ACTION_RESERVED = 16 /* 16 and greater are reserved */ + ACPI_ERST_EXECUTE_TIMINGS = 16, + ACPI_ERST_ACTION_RESERVED = 17 /* 17 and greater are reserved */ }; /* Values for Instruction field above */ @@ -427,7 +429,8 @@ enum acpi_hest_types { ACPI_HEST_TYPE_AER_ENDPOINT = 7, ACPI_HEST_TYPE_AER_BRIDGE = 8, ACPI_HEST_TYPE_GENERIC_ERROR = 9, - ACPI_HEST_TYPE_RESERVED = 10 /* 10 and greater are reserved */ + ACPI_HEST_TYPE_GENERIC_ERROR_V2 = 10, + ACPI_HEST_TYPE_RESERVED = 11 /* 11 and greater are reserved */ }; /* @@ -506,7 +509,11 @@ enum acpi_hest_notify_types { ACPI_HEST_NOTIFY_NMI = 4, ACPI_HEST_NOTIFY_CMCI = 5, /* ACPI 5.0 */ ACPI_HEST_NOTIFY_MCE = 6, /* ACPI 5.0 */ - ACPI_HEST_NOTIFY_RESERVED = 7 /* 7 and greater are reserved */ + ACPI_HEST_NOTIFY_GPIO = 7, /* ACPI 6.0 */ + ACPI_HEST_NOTIFY_SEA = 8, /* ACPI 6.1 */ + ACPI_HEST_NOTIFY_SEI = 9, /* ACPI 6.1 */ + ACPI_HEST_NOTIFY_GSIV = 10, /* ACPI 6.1 */ + ACPI_HEST_NOTIFY_RESERVED = 11 /* 11 and greater are reserved */ }; /* Values for config_write_enable bitfield above */ @@ -603,6 +610,24 @@ struct acpi_hest_generic { u32 error_block_length; }; +/* 10: Generic Hardware Error Source, version 2 */ + +struct acpi_hest_generic_v2 { + struct acpi_hest_header header; + u16 related_source_id; + u8 reserved; + u8 enabled; + u32 records_to_preallocate; + u32 max_sections_per_record; + u32 max_raw_data_length; + struct acpi_generic_address error_status_address; + struct acpi_hest_notify notify; + u32 error_block_length; + struct acpi_generic_address read_ack_register; + u64 read_ack_preserve; + u64 read_ack_write; +}; + /* Generic Error Status block */ struct acpi_hest_generic_status { @@ -634,6 +659,33 @@ struct acpi_hest_generic_data { u8 fru_text[20]; }; +/* Extension for revision 0x0300 */ + +struct acpi_hest_generic_data_v300 { + u8 section_type[16]; + u32 error_severity; + u16 revision; + u8 validation_bits; + u8 flags; + u32 error_data_length; + u8 fru_id[16]; + u8 fru_text[20]; + u64 time_stamp; +}; + +/* Values for error_severity above */ + +#define ACPI_HEST_GEN_ERROR_RECOVERABLE 0 +#define ACPI_HEST_GEN_ERROR_FATAL 1 +#define ACPI_HEST_GEN_ERROR_CORRECTED 2 +#define ACPI_HEST_GEN_ERROR_NONE 3 + +/* Flags for validation_bits above */ + +#define ACPI_HEST_GEN_VALID_FRU_ID (1) +#define ACPI_HEST_GEN_VALID_FRU_STRING (1<<1) +#define ACPI_HEST_GEN_VALID_TIMESTAMP (1<<2) + /******************************************************************************* * * MADT - Multiple APIC Description Table @@ -934,7 +986,7 @@ struct acpi_msct_proximity { /******************************************************************************* * - * NFIT - NVDIMM Interface Table (ACPI 6.0) + * NFIT - NVDIMM Interface Table (ACPI 6.0+) * Version 1 * ******************************************************************************/ @@ -1015,6 +1067,7 @@ struct acpi_nfit_memory_map { #define ACPI_NFIT_MEM_NOT_ARMED (1<<3) /* 03: Memory Device is not armed */ #define ACPI_NFIT_MEM_HEALTH_OBSERVED (1<<4) /* 04: Memory Device observed SMART/health events */ #define ACPI_NFIT_MEM_HEALTH_ENABLED (1<<5) /* 05: SMART/health events enabled */ +#define ACPI_NFIT_MEM_MAP_FAILED (1<<6) /* 06: Mapping to SPA failed */ /* 2: Interleave Structure */ @@ -1046,7 +1099,10 @@ struct acpi_nfit_control_region { u16 subsystem_vendor_id; u16 subsystem_device_id; u16 subsystem_revision_id; - u8 reserved[6]; /* Reserved, must be zero */ + u8 valid_fields; + u8 manufacturing_location; + u16 manufacturing_date; + u8 reserved[2]; /* Reserved, must be zero */ u32 serial_number; u16 code; u16 windows; @@ -1061,7 +1117,11 @@ struct acpi_nfit_control_region { /* Flags */ -#define ACPI_NFIT_CONTROL_BUFFERED (1) /* Block Data Windows implementation is buffered */ +#define ACPI_NFIT_CONTROL_BUFFERED (1) /* Block Data Windows implementation is buffered */ + +/* valid_fields bits */ + +#define ACPI_NFIT_CONTROL_MFG_INFO_VALID (1) /* Manufacturing fields are valid */ /* 5: NVDIMM Block Data Window Region Structure */ diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h index a4ef62537cac..c93dbadfc71d 100644 --- a/include/acpi/actbl2.h +++ b/include/acpi/actbl2.h @@ -321,7 +321,7 @@ struct acpi_csrt_descriptor { * DBG2 - Debug Port Table 2 * Version 0 (Both main table and subtables) * - * Conforms to "Microsoft Debug Port Table 2 (DBG2)", May 22 2012. + * Conforms to "Microsoft Debug Port Table 2 (DBG2)", December 10, 2015 * ******************************************************************************/ @@ -371,6 +371,11 @@ struct acpi_dbg2_device { #define ACPI_DBG2_16550_COMPATIBLE 0x0000 #define ACPI_DBG2_16550_SUBSET 0x0001 +#define ACPI_DBG2_ARM_PL011 0x0003 +#define ACPI_DBG2_ARM_SBSA_32BIT 0x000D +#define ACPI_DBG2_ARM_SBSA_GENERIC 0x000E +#define ACPI_DBG2_ARM_DCC 0x000F +#define ACPI_DBG2_BCM2835 0x0010 #define ACPI_DBG2_1394_STANDARD 0x0000 @@ -399,7 +404,7 @@ struct acpi_table_dbgp { * Version 1 * * Conforms to "Intel Virtualization Technology for Directed I/O", - * Version 2.2, Sept. 2013 + * Version 2.3, October 2014 * ******************************************************************************/ @@ -413,6 +418,8 @@ struct acpi_table_dmar { /* Masks for Flags field above */ #define ACPI_DMAR_INTR_REMAP (1) +#define ACPI_DMAR_X2APIC_OPT_OUT (1<<1) +#define ACPI_DMAR_X2APIC_MODE (1<<2) /* DMAR subtable header */ @@ -655,7 +662,7 @@ struct acpi_ibft_target { * IORT - IO Remapping Table * * Conforms to "IO Remapping Table System Software on ARM Platforms", - * Document number: ARM DEN 0049A, 2015 + * Document number: ARM DEN 0049B, October 2015 * ******************************************************************************/ @@ -685,7 +692,8 @@ enum acpi_iort_node_type { ACPI_IORT_NODE_ITS_GROUP = 0x00, ACPI_IORT_NODE_NAMED_COMPONENT = 0x01, ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02, - ACPI_IORT_NODE_SMMU = 0x03 + ACPI_IORT_NODE_SMMU = 0x03, + ACPI_IORT_NODE_SMMU_V3 = 0x04 }; struct acpi_iort_id_mapping { @@ -775,6 +783,23 @@ struct acpi_iort_smmu { #define ACPI_IORT_SMMU_DVM_SUPPORTED (1) #define ACPI_IORT_SMMU_COHERENT_WALK (1<<1) +struct acpi_iort_smmu_v3 { + u64 base_address; /* SMMUv3 base address */ + u32 flags; + u32 reserved; + u64 vatos_address; + u32 model; /* O: generic SMMUv3 */ + u32 event_gsiv; + u32 pri_gsiv; + u32 gerr_gsiv; + u32 sync_gsiv; +}; + +/* Masks for Flags field above */ + +#define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE (1) +#define ACPI_IORT_SMMU_V3_HTTU_OVERRIDE (1<<1) + /******************************************************************************* * * IVRS - I/O Virtualization Reporting Structure @@ -1102,10 +1127,10 @@ struct acpi_table_slic { /******************************************************************************* * * SPCR - Serial Port Console Redirection table - * Version 1 + * Version 2 * * Conforms to "Serial Port Console Redirection Table", - * Version 1.00, January 11, 2002 + * Version 1.03, August 10, 2015 * ******************************************************************************/ @@ -1137,6 +1162,8 @@ struct acpi_table_spcr { #define ACPI_SPCR_DO_NOT_DISABLE (1) +/* Values for Interface Type: See the definition of the DBG2 table */ + /******************************************************************************* * * SPMI - Server Platform Management Interface table diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h index ddf5e66c3b15..ebc1f4f9fe66 100644 --- a/include/acpi/actbl3.h +++ b/include/acpi/actbl3.h @@ -184,7 +184,7 @@ struct acpi_table_fpdt { struct acpi_table_header header; /* Common ACPI table header */ }; -/* FPDT subtable header */ +/* FPDT subtable header (Performance Record Structure) */ struct acpi_fpdt_header { u16 type; @@ -205,19 +205,15 @@ enum acpi_fpdt_type { /* 0: Firmware Basic Boot Performance Record */ -struct acpi_fpdt_boot { +struct acpi_fpdt_boot_pointer { struct acpi_fpdt_header header; u8 reserved[4]; - u64 reset_end; - u64 load_start; - u64 startup_start; - u64 exit_services_entry; - u64 exit_services_exit; + u64 address; }; /* 1: S3 Performance Table Pointer Record */ -struct acpi_fpdt_s3pt_ptr { +struct acpi_fpdt_s3pt_pointer { struct acpi_fpdt_header header; u8 reserved[4]; u64 address; @@ -225,7 +221,7 @@ struct acpi_fpdt_s3pt_ptr { /* * S3PT - S3 Performance Table. This table is pointed to by the - * FPDT S3 Pointer Record above. + * S3 Pointer Record above. */ struct acpi_table_s3pt { u8 signature[4]; /* "S3PT" */ @@ -233,34 +229,43 @@ struct acpi_table_s3pt { }; /* - * S3PT Subtables + * S3PT Subtables (Not part of the actual FPDT) */ -struct acpi_s3pt_header { - u16 type; - u8 length; - u8 revision; -}; -/* Values for Type field above */ +/* Values for Type field in S3PT header */ enum acpi_s3pt_type { ACPI_S3PT_TYPE_RESUME = 0, - ACPI_S3PT_TYPE_SUSPEND = 1 + ACPI_S3PT_TYPE_SUSPEND = 1, + ACPI_FPDT_BOOT_PERFORMANCE = 2 }; struct acpi_s3pt_resume { - struct acpi_s3pt_header header; + struct acpi_fpdt_header header; u32 resume_count; u64 full_resume; u64 average_resume; }; struct acpi_s3pt_suspend { - struct acpi_s3pt_header header; + struct acpi_fpdt_header header; u64 suspend_start; u64 suspend_end; }; +/* + * FPDT Boot Performance Record (Not part of the actual FPDT) + */ +struct acpi_fpdt_boot { + struct acpi_fpdt_header header; + u8 reserved[4]; + u64 reset_end; + u64 load_start; + u64 startup_start; + u64 exit_services_entry; + u64 exit_services_exit; +}; + /******************************************************************************* * * GTDT - Generic Timer Description Table (ACPI 5.1) @@ -476,7 +481,8 @@ struct acpi_table_pcct { enum acpi_pcct_type { ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0, ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1, - ACPI_PCCT_TYPE_RESERVED = 2 /* 2 and greater are reserved */ + ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2 = 2, /* ACPI 6.1 */ + ACPI_PCCT_TYPE_RESERVED = 3 /* 3 and greater are reserved */ }; /* @@ -515,6 +521,26 @@ struct acpi_pcct_hw_reduced { u16 min_turnaround_time; }; +/* 2: HW-reduced Communications Subspace Type 2 (ACPI 6.1) */ + +struct acpi_pcct_hw_reduced_type2 { + struct acpi_subtable_header header; + u32 doorbell_interrupt; + u8 flags; + u8 reserved; + u64 base_address; + u64 length; + struct acpi_generic_address doorbell_register; + u64 preserve_mask; + u64 write_mask; + u32 latency; + u32 max_access_rate; + u16 min_turnaround_time; + struct acpi_generic_address doorbell_ack_register; + u64 ack_preserve_mask; + u64 ack_write_mask; +}; + /* Values for doorbell flags above */ #define ACPI_PCCT_INTERRUPT_POLARITY (1) diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index db46546d3b9d..cb389efd321c 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -630,7 +630,8 @@ typedef u64 acpi_integer; #define ACPI_NOTIFY_SHUTDOWN_REQUEST (u8) 0x0C #define ACPI_NOTIFY_AFFINITY_UPDATE (u8) 0x0D -#define ACPI_NOTIFY_MAX 0x0D +#define ACPI_GENERIC_NOTIFY_MAX 0x0D +#define ACPI_SPECIFIC_NOTIFY_MAX 0x84 /* * Types associated with ACPI names and objects. The first group of @@ -892,7 +893,7 @@ typedef u8 acpi_adr_space_type; /* Sleep function dispatch */ -typedef acpi_status(*acpi_sleep_function) (u8 sleep_state); +typedef acpi_status (*acpi_sleep_function) (u8 sleep_state); struct acpi_sleep_functions { acpi_sleep_function legacy_function; @@ -994,7 +995,7 @@ struct acpi_buffer { * Predefined Namespace items */ struct acpi_predefined_names { - char *name; + const char *name; u8 type; char *val; }; @@ -1071,20 +1072,21 @@ void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); typedef void (*acpi_object_handler) (acpi_handle object, void *data); -typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function); +typedef +acpi_status (*acpi_init_handler) (acpi_handle object, u32 function); #define ACPI_INIT_DEVICE_INI 1 typedef -acpi_status(*acpi_exception_handler) (acpi_status aml_status, - acpi_name name, - u16 opcode, - u32 aml_offset, void *context); +acpi_status (*acpi_exception_handler) (acpi_status aml_status, + acpi_name name, + u16 opcode, + u32 aml_offset, void *context); /* Table Event handler (Load, load_table, etc.) and types */ typedef -acpi_status(*acpi_table_handler) (u32 event, void *table, void *context); +acpi_status (*acpi_table_handler) (u32 event, void *table, void *context); #define ACPI_TABLE_LOAD 0x0 #define ACPI_TABLE_UNLOAD 0x1 @@ -1093,12 +1095,12 @@ acpi_status(*acpi_table_handler) (u32 event, void *table, void *context); /* Address Spaces (For Operation Regions) */ typedef -acpi_status(*acpi_adr_space_handler) (u32 function, - acpi_physical_address address, - u32 bit_width, - u64 *value, - void *handler_context, - void *region_context); +acpi_status (*acpi_adr_space_handler) (u32 function, + acpi_physical_address address, + u32 bit_width, + u64 *value, + void *handler_context, + void *region_context); #define ACPI_DEFAULT_HANDLER NULL @@ -1111,18 +1113,18 @@ struct acpi_connection_info { }; typedef -acpi_status(*acpi_adr_space_setup) (acpi_handle region_handle, - u32 function, - void *handler_context, - void **region_context); +acpi_status (*acpi_adr_space_setup) (acpi_handle region_handle, + u32 function, + void *handler_context, + void **region_context); #define ACPI_REGION_ACTIVATE 0 #define ACPI_REGION_DEACTIVATE 1 typedef -acpi_status(*acpi_walk_callback) (acpi_handle object, - u32 nesting_level, - void *context, void **return_value); +acpi_status (*acpi_walk_callback) (acpi_handle object, + u32 nesting_level, + void *context, void **return_value); typedef u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); @@ -1227,7 +1229,7 @@ struct acpi_mem_space_context { * struct acpi_memory_list is used only if the ACPICA local cache is enabled */ struct acpi_memory_list { - char *list_name; + const char *list_name; void *list_head; u16 object_size; u16 max_depth; diff --git a/include/acpi/platform/acenv.h b/include/acpi/platform/acenv.h index 7c0595bde132..86b5a8447606 100644 --- a/include/acpi/platform/acenv.h +++ b/include/acpi/platform/acenv.h @@ -66,17 +66,28 @@ * *****************************************************************************/ +/* Common application configuration. All single threaded except for acpi_exec. */ + +#if (defined ACPI_ASL_COMPILER) || \ + (defined ACPI_BIN_APP) || \ + (defined ACPI_DUMP_APP) || \ + (defined ACPI_HELP_APP) || \ + (defined ACPI_NAMES_APP) || \ + (defined ACPI_SRC_APP) || \ + (defined ACPI_XTRACT_APP) || \ + (defined ACPI_EXAMPLE_APP) +#define ACPI_APPLICATION +#define ACPI_SINGLE_THREADED +#endif + /* iASL configuration */ #ifdef ACPI_ASL_COMPILER -#define ACPI_APPLICATION #define ACPI_DEBUG_OUTPUT #define ACPI_CONSTANT_EVAL_ONLY #define ACPI_LARGE_NAMESPACE_NODE #define ACPI_DATA_TABLE_DISASSEMBLY -#define ACPI_SINGLE_THREADED #define ACPI_32BIT_PHYSICAL_ADDRESS - #define ACPI_DISASSEMBLER 1 #endif @@ -89,21 +100,6 @@ #define ACPI_DBG_TRACK_ALLOCATIONS #endif -/* - * acpi_bin/acpi_dump/acpi_help/acpi_names/acpi_src/acpi_xtract/Example - * configuration. All single threaded. - */ -#if (defined ACPI_BIN_APP) || \ - (defined ACPI_DUMP_APP) || \ - (defined ACPI_HELP_APP) || \ - (defined ACPI_NAMES_APP) || \ - (defined ACPI_SRC_APP) || \ - (defined ACPI_XTRACT_APP) || \ - (defined ACPI_EXAMPLE_APP) -#define ACPI_APPLICATION -#define ACPI_SINGLE_THREADED -#endif - /* acpi_help configuration. Error messages disabled. */ #ifdef ACPI_HELP_APP @@ -138,11 +134,16 @@ #define ACPI_REDUCED_HARDWARE 1 #endif -/* Linkable ACPICA library */ +/* Linkable ACPICA library. Two versions, one with full debug. */ #ifdef ACPI_LIBRARY #define ACPI_USE_LOCAL_CACHE -#define ACPI_FULL_DEBUG +#define ACPI_DEBUGGER 1 +#define ACPI_DISASSEMBLER 1 + +#ifdef _DEBUG +#define ACPI_DEBUG_OUTPUT +#endif #endif /* Common for all ACPICA applications */ @@ -218,6 +219,9 @@ #elif defined(__HAIKU__) #include "achaiku.h" +#elif defined(__QNX__) +#include "acqnx.h" + #else /* Unknown environment */ diff --git a/include/acpi/platform/acmsvcex.h b/include/acpi/platform/acmsvcex.h deleted file mode 100644 index 28084a1034fe..000000000000 --- a/include/acpi/platform/acmsvcex.h +++ /dev/null @@ -1,54 +0,0 @@ -/****************************************************************************** - * - * Name: acmsvcex.h - Extra VC specific defines, etc. - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2016, Intel Corp. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#ifndef __ACMSVCEX_H__ -#define __ACMSVCEX_H__ - -/* Debug support. */ - -#ifdef _DEBUG -#define _CRTDBG_MAP_ALLOC /* Enables specific file/lineno for leaks */ -#include <crtdbg.h> -#endif - -#endif /* __ACMSVCEX_H__ */ diff --git a/include/acpi/platform/acwinex.h b/include/acpi/platform/acwinex.h deleted file mode 100644 index a00b3e4b80b0..000000000000 --- a/include/acpi/platform/acwinex.h +++ /dev/null @@ -1,49 +0,0 @@ -/****************************************************************************** - * - * Name: acwinex.h - Extra OS specific defines, etc. - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2016, Intel Corp. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#ifndef __ACWINEX_H__ -#define __ACWINEX_H__ - -/* Windows uses VC */ - -#endif /* __ACWINEX_H__ */ diff --git a/include/acpi/video.h b/include/acpi/video.h index 5ca2f2c16458..70a41f742037 100644 --- a/include/acpi/video.h +++ b/include/acpi/video.h @@ -4,6 +4,19 @@ #include <linux/errno.h> /* for ENODEV */ #include <linux/types.h> /* for bool */ +struct acpi_video_brightness_flags { + u8 _BCL_no_ac_battery_levels:1; /* no AC/Battery levels in _BCL */ + u8 _BCL_reversed:1; /* _BCL package is in a reversed order */ + u8 _BQC_use_index:1; /* _BQC returns an index value */ +}; + +struct acpi_video_device_brightness { + int curr; + int count; + int *levels; + struct acpi_video_brightness_flags flags; +}; + struct acpi_device; #define ACPI_VIDEO_CLASS "video" @@ -37,6 +50,8 @@ extern void acpi_video_set_dmi_backlight_type(enum acpi_backlight_type type); * may change over time and should not be cached. */ extern bool acpi_video_handles_brightness_key_presses(void); +extern int acpi_video_get_levels(struct acpi_device *device, + struct acpi_video_device_brightness **dev_br); #else static inline int acpi_video_register(void) { return 0; } static inline void acpi_video_unregister(void) { return; } @@ -56,6 +71,11 @@ static inline bool acpi_video_handles_brightness_key_presses(void) { return false; } +static inline int acpi_video_get_levels(struct acpi_device *device, + struct acpi_video_device_brightness **dev_br) +{ + return -ENODEV; +} #endif #endif diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h index e56272c919b5..bf2d34c9d804 100644 --- a/include/asm-generic/futex.h +++ b/include/asm-generic/futex.h @@ -108,11 +108,15 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, u32 val; preempt_disable(); - if (unlikely(get_user(val, uaddr) != 0)) + if (unlikely(get_user(val, uaddr) != 0)) { + preempt_enable(); return -EFAULT; + } - if (val == oldval && unlikely(put_user(newval, uaddr) != 0)) + if (val == oldval && unlikely(put_user(newval, uaddr) != 0)) { + preempt_enable(); return -EFAULT; + } *uval = val; preempt_enable(); diff --git a/include/asm-generic/rwsem.h b/include/asm-generic/rwsem.h index d6d5dc98d7da..3fc94a046bf5 100644 --- a/include/asm-generic/rwsem.h +++ b/include/asm-generic/rwsem.h @@ -53,7 +53,7 @@ static inline int __down_read_trylock(struct rw_semaphore *sem) /* * lock for writing */ -static inline void __down_write_nested(struct rw_semaphore *sem, int subclass) +static inline void __down_write(struct rw_semaphore *sem) { long tmp; @@ -63,9 +63,16 @@ static inline void __down_write_nested(struct rw_semaphore *sem, int subclass) rwsem_down_write_failed(sem); } -static inline void __down_write(struct rw_semaphore *sem) +static inline int __down_write_killable(struct rw_semaphore *sem) { - __down_write_nested(sem, 0); + long tmp; + + tmp = atomic_long_add_return_acquire(RWSEM_ACTIVE_WRITE_BIAS, + (atomic_long_t *)&sem->count); + if (unlikely(tmp != RWSEM_ACTIVE_WRITE_BIAS)) + if (IS_ERR(rwsem_down_write_failed_killable(sem))) + return -EINTR; + return 0; } static inline int __down_write_trylock(struct rw_semaphore *sem) diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 339125bb4d2c..6a67ab94b553 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -245,7 +245,9 @@ #define INIT_TASK_DATA(align) \ . = ALIGN(align); \ - *(.data..init_task) + VMLINUX_SYMBOL(__start_init_task) = .; \ + *(.data..init_task) \ + VMLINUX_SYMBOL(__end_init_task) = .; /* * Read only Data diff --git a/include/crypto/aead.h b/include/crypto/aead.h index 957bb8763219..75174f80a106 100644 --- a/include/crypto/aead.h +++ b/include/crypto/aead.h @@ -405,8 +405,7 @@ static inline void aead_request_set_tfm(struct aead_request *req, * encrypt and decrypt API calls. During the allocation, the provided aead * handle is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct aead_request *aead_request_alloc(struct crypto_aead *tfm, gfp_t gfp) diff --git a/include/crypto/hash.h b/include/crypto/hash.h index 1969f1416658..26605888a199 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -547,8 +547,7 @@ static inline void ahash_request_set_tfm(struct ahash_request *req, * the allocation, the provided ahash handle * is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct ahash_request *ahash_request_alloc( struct crypto_ahash *tfm, gfp_t gfp) diff --git a/include/crypto/skcipher.h b/include/crypto/skcipher.h index 905490c1da89..0f987f50bb52 100644 --- a/include/crypto/skcipher.h +++ b/include/crypto/skcipher.h @@ -425,8 +425,7 @@ static inline struct skcipher_request *skcipher_request_cast( * encrypt and decrypt API calls. During the allocation, the provided skcipher * handle is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct skcipher_request *skcipher_request_alloc( struct crypto_skcipher *tfm, gfp_t gfp) diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h index 461a0558bca4..cebecff536a3 100644 --- a/include/drm/drm_cache.h +++ b/include/drm/drm_cache.h @@ -39,6 +39,8 @@ static inline bool drm_arch_can_wc_memory(void) { #if defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE) return false; +#elif defined(CONFIG_MIPS) && defined(CONFIG_CPU_LOONGSON3) + return false; #else return true; #endif diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 06ed7e54033e..288fac5294f5 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -190,14 +190,6 @@ static inline int acpi_debugger_notify_command_complete(void) } #endif -#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE -void acpi_initrd_override(void *data, size_t size); -#else -static inline void acpi_initrd_override(void *data, size_t size) -{ -} -#endif - #define BAD_MADT_ENTRY(entry, end) ( \ (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) @@ -216,6 +208,7 @@ void acpi_boot_table_init (void); int acpi_mps_check (void); int acpi_numa_init (void); +void early_acpi_table_init(void *data, size_t size); int acpi_table_init (void); int acpi_table_parse(char *id, acpi_tbl_table_handler handler); int __init acpi_parse_entries(char *id, unsigned long table_size, @@ -278,6 +271,7 @@ void acpi_irq_stats_init(void); extern u32 acpi_irq_handled; extern u32 acpi_irq_not_handled; extern unsigned int acpi_sci_irq; +extern bool acpi_no_s5; #define INVALID_ACPI_IRQ ((unsigned)-1) static inline bool acpi_sci_irq_valid(void) { @@ -311,7 +305,6 @@ struct pci_dev; int acpi_pci_irq_enable (struct pci_dev *dev); void acpi_penalize_isa_irq(int irq, int active); bool acpi_isa_irq_available(int irq); -void acpi_penalize_sci_irq(int irq, int trigger, int polarity); void acpi_pci_irq_disable (struct pci_dev *dev); extern int ec_read(u8 addr, u8 *val); @@ -359,7 +352,6 @@ extern bool wmi_has_guid(const char *guid); extern char acpi_video_backlight_string[]; extern long acpi_is_video_device(acpi_handle handle); extern int acpi_blacklisted(void); -extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); extern void acpi_osi_setup(char *str); extern bool acpi_osi_is_win8(void); @@ -596,6 +588,7 @@ static inline const char *acpi_dev_name(struct acpi_device *adev) return NULL; } +static inline void early_acpi_table_init(void *data, size_t size) { } static inline void acpi_early_init(void) { } static inline void acpi_subsystem_init(void) { } diff --git a/include/linux/apple-gmux.h b/include/linux/apple-gmux.h index b2d32e01dfe4..714186de8c36 100644 --- a/include/linux/apple-gmux.h +++ b/include/linux/apple-gmux.h @@ -35,7 +35,7 @@ */ static inline bool apple_gmux_present(void) { - return acpi_dev_present(GMUX_ACPI_HID); + return acpi_dev_found(GMUX_ACPI_HID); } #else /* !CONFIG_APPLE_GMUX */ diff --git a/include/linux/atomic.h b/include/linux/atomic.h index 506c3531832e..e451534fe54d 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -560,11 +560,11 @@ static inline int atomic_dec_if_positive(atomic_t *v) /** * atomic_fetch_or - perform *p |= mask and return old value of *p - * @p: pointer to atomic_t * @mask: mask to OR on the atomic_t + * @p: pointer to atomic_t */ #ifndef atomic_fetch_or -static inline int atomic_fetch_or(atomic_t *p, int mask) +static inline int atomic_fetch_or(int mask, atomic_t *p) { int old, val = atomic_read(p); diff --git a/include/linux/backlight.h b/include/linux/backlight.h index 1e7a69adbe6f..5f2fd61ef4fb 100644 --- a/include/linux/backlight.h +++ b/include/linux/backlight.h @@ -141,9 +141,10 @@ extern void devm_backlight_device_unregister(struct device *dev, struct backlight_device *bd); extern void backlight_force_update(struct backlight_device *bd, enum backlight_update_reason reason); -extern bool backlight_device_registered(enum backlight_type type); extern int backlight_register_notifier(struct notifier_block *nb); extern int backlight_unregister_notifier(struct notifier_block *nb); +extern struct backlight_device *backlight_device_get_by_type(enum backlight_type type); +extern int backlight_device_set_brightness(struct backlight_device *bd, unsigned long brightness); #define to_backlight_device(obj) container_of(obj, struct backlight_device, dev) diff --git a/include/linux/bio.h b/include/linux/bio.h index 6b7481f62218..9faebf7f9a33 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -703,6 +703,17 @@ static inline struct bio *bio_list_get(struct bio_list *bl) } /* + * Increment chain count for the bio. Make sure the CHAIN flag update + * is visible before the raised count. + */ +static inline void bio_inc_remaining(struct bio *bio) +{ + bio_set_flag(bio, BIO_CHAIN); + smp_mb__before_atomic(); + atomic_inc(&bio->__bi_remaining); +} + +/* * bio_set is used to allow other portions of the IO system to * allocate their own private memory pools for bio and iovec structures. * These memory pools in turn all allocate from the bio_slab diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 86a38ea1823f..77e5d81f07aa 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -208,7 +208,7 @@ enum rq_flag_bits { #define REQ_COMMON_MASK \ (REQ_WRITE | REQ_FAILFAST_MASK | REQ_SYNC | REQ_META | REQ_PRIO | \ REQ_DISCARD | REQ_WRITE_SAME | REQ_NOIDLE | REQ_FLUSH | REQ_FUA | \ - REQ_SECURE | REQ_INTEGRITY) + REQ_SECURE | REQ_INTEGRITY | REQ_NOMERGE) #define REQ_CLONE_MASK REQ_COMMON_MASK #define BIO_NO_ADVANCE_ITER_MASK (REQ_DISCARD|REQ_WRITE_SAME) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 57c085917da6..1fd8fdff2f81 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1129,6 +1129,8 @@ static inline struct request *blk_map_queue_find_tag(struct blk_queue_tag *bqt, extern int blkdev_issue_flush(struct block_device *, gfp_t, sector_t *); extern int blkdev_issue_discard(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask, unsigned long flags); +extern int __blkdev_issue_discard(struct block_device *bdev, sector_t sector, + sector_t nr_sects, gfp_t gfp_mask, int type, struct bio **biop); extern int blkdev_issue_write_same(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask, struct page *page); extern int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector, diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index afc1343df3c7..0f3172b8b225 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -57,6 +57,14 @@ void __trace_note_message(struct blk_trace *, const char *fmt, ...); } while (0) #define BLK_TN_MAX_MSG 128 +static inline bool blk_trace_note_message_enabled(struct request_queue *q) +{ + struct blk_trace *bt = q->blk_trace; + if (likely(!bt)) + return false; + return bt->act_mask & BLK_TC_NOTIFY; +} + extern void blk_add_driver_data(struct request_queue *q, struct request *rq, void *data, size_t len); extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev, @@ -79,6 +87,7 @@ extern struct attribute_group blk_trace_attr_group; # define blk_trace_remove(q) (-ENOTTY) # define blk_add_trace_msg(q, fmt, ...) do { } while (0) # define blk_trace_remove_sysfs(dev) do { } while (0) +# define blk_trace_note_message_enabled(q) (false) static inline int blk_trace_init_sysfs(struct device *dev) { return 0; diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 21ee41b92e8a..f1d5c5acc8dd 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -171,12 +171,13 @@ void bpf_register_prog_type(struct bpf_prog_type_list *tl); void bpf_register_map_type(struct bpf_map_type_list *tl); struct bpf_prog *bpf_prog_get(u32 ufd); +struct bpf_prog *bpf_prog_inc(struct bpf_prog *prog); void bpf_prog_put(struct bpf_prog *prog); void bpf_prog_put_rcu(struct bpf_prog *prog); struct bpf_map *bpf_map_get_with_uref(u32 ufd); struct bpf_map *__bpf_map_get(struct fd f); -void bpf_map_inc(struct bpf_map *map, bool uref); +struct bpf_map *bpf_map_inc(struct bpf_map *map, bool uref); void bpf_map_put_with_uref(struct bpf_map *map); void bpf_map_put(struct bpf_map *map); int bpf_map_precharge_memlock(u32 pages); diff --git a/include/linux/ccp.h b/include/linux/ccp.h index 915af3095b39..7c2bb27c067c 100644 --- a/include/linux/ccp.h +++ b/include/linux/ccp.h @@ -1,9 +1,10 @@ /* * AMD Cryptographic Coprocessor (CCP) driver * - * Copyright (C) 2013 Advanced Micro Devices, Inc. + * Copyright (C) 2013,2016 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> + * Author: Gary R Hook <gary.hook@amd.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -381,6 +382,35 @@ struct ccp_passthru_engine { u32 final; }; +/** + * struct ccp_passthru_nomap_engine - CCP pass-through operation + * without performing DMA mapping + * @bit_mod: bitwise operation to perform + * @byte_swap: byteswap operation to perform + * @mask: mask to be applied to data + * @mask_len: length in bytes of mask + * @src: data to be used for this operation + * @dst: data produced by this operation + * @src_len: length in bytes of data used for this operation + * @final: indicate final pass-through operation + * + * Variables required to be set when calling ccp_enqueue_cmd(): + * - bit_mod, byte_swap, src, dst, src_len + * - mask, mask_len if bit_mod is not CCP_PASSTHRU_BITWISE_NOOP + */ +struct ccp_passthru_nomap_engine { + enum ccp_passthru_bitwise bit_mod; + enum ccp_passthru_byteswap byte_swap; + + dma_addr_t mask; + u32 mask_len; /* In bytes */ + + dma_addr_t src_dma, dst_dma; + u64 src_len; /* In bytes */ + + u32 final; +}; + /***** ECC engine *****/ #define CCP_ECC_MODULUS_BYTES 48 /* 384-bits */ #define CCP_ECC_MAX_OPERANDS 6 @@ -522,7 +552,8 @@ enum ccp_engine { }; /* Flag values for flags member of ccp_cmd */ -#define CCP_CMD_MAY_BACKLOG 0x00000001 +#define CCP_CMD_MAY_BACKLOG 0x00000001 +#define CCP_CMD_PASSTHRU_NO_DMA_MAP 0x00000002 /** * struct ccp_cmd - CPP operation request @@ -562,6 +593,7 @@ struct ccp_cmd { struct ccp_sha_engine sha; struct ccp_rsa_engine rsa; struct ccp_passthru_engine passthru; + struct ccp_passthru_nomap_engine passthru_nomap; struct ccp_ecc_engine ecc; } u; diff --git a/include/linux/ceph/auth.h b/include/linux/ceph/auth.h index 260d78b587c4..1563265d2097 100644 --- a/include/linux/ceph/auth.h +++ b/include/linux/ceph/auth.h @@ -12,9 +12,12 @@ */ struct ceph_auth_client; -struct ceph_authorizer; struct ceph_msg; +struct ceph_authorizer { + void (*destroy)(struct ceph_authorizer *); +}; + struct ceph_auth_handshake { struct ceph_authorizer *authorizer; void *authorizer_buf; @@ -62,8 +65,6 @@ struct ceph_auth_client_ops { struct ceph_auth_handshake *auth); int (*verify_authorizer_reply)(struct ceph_auth_client *ac, struct ceph_authorizer *a, size_t len); - void (*destroy_authorizer)(struct ceph_auth_client *ac, - struct ceph_authorizer *a); void (*invalidate_authorizer)(struct ceph_auth_client *ac, int peer_type); @@ -112,8 +113,7 @@ extern int ceph_auth_is_authenticated(struct ceph_auth_client *ac); extern int ceph_auth_create_authorizer(struct ceph_auth_client *ac, int peer_type, struct ceph_auth_handshake *auth); -extern void ceph_auth_destroy_authorizer(struct ceph_auth_client *ac, - struct ceph_authorizer *a); +void ceph_auth_destroy_authorizer(struct ceph_authorizer *a); extern int ceph_auth_update_authorizer(struct ceph_auth_client *ac, int peer_type, struct ceph_auth_handshake *a); diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 4343df806710..cbf460927c42 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -16,7 +16,6 @@ struct ceph_msg; struct ceph_snap_context; struct ceph_osd_request; struct ceph_osd_client; -struct ceph_authorizer; /* * completion callback for async writepages diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h index 3e39ae5bc799..5b17de62c962 100644 --- a/include/linux/cgroup-defs.h +++ b/include/linux/cgroup-defs.h @@ -444,6 +444,7 @@ struct cgroup_subsys { int (*can_attach)(struct cgroup_taskset *tset); void (*cancel_attach)(struct cgroup_taskset *tset); void (*attach)(struct cgroup_taskset *tset); + void (*post_attach)(void); int (*can_fork)(struct task_struct *task); void (*cancel_fork)(struct task_struct *task); void (*fork)(struct task_struct *task); diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index a307bf62974f..44a1aff22566 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -15,6 +15,7 @@ #include <linux/cache.h> #include <linux/timer.h> #include <linux/init.h> +#include <linux/of.h> #include <asm/div64.h> #include <asm/io.h> diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index eeae401a2412..3d5202eda22f 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -246,7 +246,7 @@ #define __HAVE_BUILTIN_BSWAP32__ #define __HAVE_BUILTIN_BSWAP64__ #endif -#if GCC_VERSION >= 40800 || (defined(__powerpc__) && GCC_VERSION >= 40600) +#if GCC_VERSION >= 40800 #define __HAVE_BUILTIN_BSWAP16__ #endif #endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */ diff --git a/include/linux/cpu.h b/include/linux/cpu.h index f9b1fab4388a..21597dcac0e2 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -59,25 +59,7 @@ struct notifier_block; * CPU notifier priorities. */ enum { - /* - * SCHED_ACTIVE marks a cpu which is coming up active during - * CPU_ONLINE and CPU_DOWN_FAILED and must be the first - * notifier. CPUSET_ACTIVE adjusts cpuset according to - * cpu_active mask right after SCHED_ACTIVE. During - * CPU_DOWN_PREPARE, SCHED_INACTIVE and CPUSET_INACTIVE are - * ordered in the similar way. - * - * This ordering guarantees consistent cpu_active mask and - * migration behavior to all cpu notifiers. - */ - CPU_PRI_SCHED_ACTIVE = INT_MAX, - CPU_PRI_CPUSET_ACTIVE = INT_MAX - 1, - CPU_PRI_SCHED_INACTIVE = INT_MIN + 1, - CPU_PRI_CPUSET_INACTIVE = INT_MIN, - - /* migration should happen before other stuff but after perf */ CPU_PRI_PERF = 20, - CPU_PRI_MIGRATION = 10, /* bring up workqueues before normal notifiers and down after */ CPU_PRI_WORKQUEUE_UP = 5, diff --git a/include/linux/cpufreq-dt.h b/include/linux/cpufreq-dt.h deleted file mode 100644 index 0414009e2c30..000000000000 --- a/include/linux/cpufreq-dt.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2014 Marvell - * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __CPUFREQ_DT_H__ -#define __CPUFREQ_DT_H__ - -struct cpufreq_dt_platform_data { - /* - * True when each CPU has its own clock to control its - * frequency, false when all CPUs are controlled by a single - * clock. - */ - bool independent_clocks; -}; - -#endif /* __CPUFREQ_DT_H__ */ diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 718e8725de8a..4e81e08db752 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -102,6 +102,17 @@ struct cpufreq_policy { */ struct rw_semaphore rwsem; + /* + * Fast switch flags: + * - fast_switch_possible should be set by the driver if it can + * guarantee that frequency can be changed on any CPU sharing the + * policy and that the change will affect all of the policy CPUs then. + * - fast_switch_enabled is to be set by governors that support fast + * freqnency switching with the help of cpufreq_enable_fast_switch(). + */ + bool fast_switch_possible; + bool fast_switch_enabled; + /* Synchronization for frequency transitions */ bool transition_ongoing; /* Tracks transition status */ spinlock_t transition_lock; @@ -156,6 +167,8 @@ int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu); int cpufreq_update_policy(unsigned int cpu); bool have_governor_per_policy(void); struct kobject *get_governor_parent_kobj(struct cpufreq_policy *policy); +void cpufreq_enable_fast_switch(struct cpufreq_policy *policy); +void cpufreq_disable_fast_switch(struct cpufreq_policy *policy); #else static inline unsigned int cpufreq_get(unsigned int cpu) { @@ -236,6 +249,8 @@ struct cpufreq_driver { unsigned int relation); /* Deprecated */ int (*target_index)(struct cpufreq_policy *policy, unsigned int index); + unsigned int (*fast_switch)(struct cpufreq_policy *policy, + unsigned int target_freq); /* * Only for drivers with target_index() and CPUFREQ_ASYNC_NOTIFICATION * unset. @@ -426,6 +441,20 @@ static inline unsigned long cpufreq_scale(unsigned long old, u_int div, #define CPUFREQ_POLICY_POWERSAVE (1) #define CPUFREQ_POLICY_PERFORMANCE (2) +/* + * The polling frequency depends on the capability of the processor. Default + * polling frequency is 1000 times the transition latency of the processor. The + * ondemand governor will work on any processor with transition latency <= 10ms, + * using appropriate sampling rate. + * + * For CPUs with transition latency > 10ms (mostly drivers with CPUFREQ_ETERNAL) + * the ondemand governor will not work. All times here are in us (microseconds). + */ +#define MIN_SAMPLING_RATE_RATIO (2) +#define LATENCY_MULTIPLIER (1000) +#define MIN_LATENCY_MULTIPLIER (20) +#define TRANSITION_LATENCY_LIMIT (10 * 1000 * 1000) + /* Governor Events */ #define CPUFREQ_GOV_START 1 #define CPUFREQ_GOV_STOP 2 @@ -450,6 +479,8 @@ struct cpufreq_governor { }; /* Pass a target to the cpufreq driver */ +unsigned int cpufreq_driver_fast_switch(struct cpufreq_policy *policy, + unsigned int target_freq); int cpufreq_driver_target(struct cpufreq_policy *policy, unsigned int target_freq, unsigned int relation); @@ -462,6 +493,29 @@ void cpufreq_unregister_governor(struct cpufreq_governor *governor); struct cpufreq_governor *cpufreq_default_governor(void); struct cpufreq_governor *cpufreq_fallback_governor(void); +/* Governor attribute set */ +struct gov_attr_set { + struct kobject kobj; + struct list_head policy_list; + struct mutex update_lock; + int usage_count; +}; + +/* sysfs ops for cpufreq governors */ +extern const struct sysfs_ops governor_sysfs_ops; + +void gov_attr_set_init(struct gov_attr_set *attr_set, struct list_head *list_node); +void gov_attr_set_get(struct gov_attr_set *attr_set, struct list_head *list_node); +unsigned int gov_attr_set_put(struct gov_attr_set *attr_set, struct list_head *list_node); + +/* Governor sysfs attribute */ +struct governor_attr { + struct attribute attr; + ssize_t (*show)(struct gov_attr_set *attr_set, char *buf); + ssize_t (*store)(struct gov_attr_set *attr_set, const char *buf, + size_t count); +}; + /********************************************************************* * FREQUENCY TABLE HELPERS * *********************************************************************/ diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 5d68e15e46b7..386374d19987 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -8,6 +8,7 @@ enum cpuhp_state { CPUHP_BRINGUP_CPU, CPUHP_AP_IDLE_DEAD, CPUHP_AP_OFFLINE, + CPUHP_AP_SCHED_STARTING, CPUHP_AP_NOTIFY_STARTING, CPUHP_AP_ONLINE, CPUHP_TEARDOWN_CPU, @@ -16,6 +17,7 @@ enum cpuhp_state { CPUHP_AP_NOTIFY_ONLINE, CPUHP_AP_ONLINE_DYN, CPUHP_AP_ONLINE_DYN_END = CPUHP_AP_ONLINE_DYN + 30, + CPUHP_AP_ACTIVE, CPUHP_ONLINE, }; diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 40cee6b77a93..e828cf65d7df 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -743,12 +743,10 @@ set_cpu_present(unsigned int cpu, bool present) static inline void set_cpu_online(unsigned int cpu, bool online) { - if (online) { + if (online) cpumask_set_cpu(cpu, &__cpu_online_mask); - cpumask_set_cpu(cpu, &__cpu_active_mask); - } else { + else cpumask_clear_cpu(cpu, &__cpu_online_mask); - } } static inline void diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h index fea160ee5803..85a868ccb493 100644 --- a/include/linux/cpuset.h +++ b/include/linux/cpuset.h @@ -137,8 +137,6 @@ static inline void set_mems_allowed(nodemask_t nodemask) task_unlock(current); } -extern void cpuset_post_attach_flush(void); - #else /* !CONFIG_CPUSETS */ static inline bool cpusets_enabled(void) { return false; } @@ -245,10 +243,6 @@ static inline bool read_mems_allowed_retry(unsigned int seq) return false; } -static inline void cpuset_post_attach_flush(void) -{ -} - #endif /* !CONFIG_CPUSETS */ #endif /* _LINUX_CPUSET_H */ diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 99c94899ad0f..6e28c895c376 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -948,8 +948,7 @@ static inline struct ablkcipher_request *ablkcipher_request_cast( * encrypt and decrypt API calls. During the allocation, the provided ablkcipher * handle is registered in the request data structure. * - * Return: allocated request handle in case of success; IS_ERR() is true in case - * of an error, PTR_ERR() returns the error code. + * Return: allocated request handle in case of success, or NULL if out of memory */ static inline struct ablkcipher_request *ablkcipher_request_alloc( struct crypto_ablkcipher *tfm, gfp_t gfp) diff --git a/include/linux/dax.h b/include/linux/dax.h index 636dd59ab505..982a6c4a62f3 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -5,7 +5,7 @@ #include <linux/mm.h> #include <asm/pgtable.h> -ssize_t dax_do_io(struct kiocb *, struct inode *, struct iov_iter *, loff_t, +ssize_t dax_do_io(struct kiocb *, struct inode *, struct iov_iter *, get_block_t, dio_iodone_t, int flags); int dax_clear_sectors(struct block_device *bdev, sector_t _sector, long _size); int dax_zero_page_range(struct inode *, loff_t from, unsigned len, get_block_t); diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 4bb4de8d95ea..f8506e8dd4d4 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -123,7 +123,10 @@ struct dentry { unsigned long d_time; /* used by d_revalidate */ void *d_fsdata; /* fs-specific data */ - struct list_head d_lru; /* LRU list */ + union { + struct list_head d_lru; /* LRU list */ + wait_queue_head_t *d_wait; /* in-lookup ones only */ + }; struct list_head d_child; /* child of parent list */ struct list_head d_subdirs; /* our children */ /* @@ -131,6 +134,7 @@ struct dentry { */ union { struct hlist_node d_alias; /* inode alias list */ + struct hlist_bl_node d_in_lookup_hash; /* only for in-lookup ones */ struct rcu_head d_rcu; } d_u; }; @@ -232,6 +236,8 @@ struct dentry_operations { #define DCACHE_ENCRYPTED_WITH_KEY 0x04000000 /* dir is encrypted with a valid key */ #define DCACHE_OP_REAL 0x08000000 +#define DCACHE_PAR_LOOKUP 0x10000000 /* being looked up (with parent locked shared) */ + extern seqlock_t rename_lock; /* @@ -248,6 +254,8 @@ extern void d_set_d_op(struct dentry *dentry, const struct dentry_operations *op /* allocate/de-allocate */ extern struct dentry * d_alloc(struct dentry *, const struct qstr *); extern struct dentry * d_alloc_pseudo(struct super_block *, const struct qstr *); +extern struct dentry * d_alloc_parallel(struct dentry *, const struct qstr *, + wait_queue_head_t *); extern struct dentry * d_splice_alias(struct inode *, struct dentry *); extern struct dentry * d_add_ci(struct dentry *, struct inode *, struct qstr *); extern struct dentry * d_exact_alias(struct dentry *, struct inode *); @@ -367,6 +375,22 @@ static inline void dont_mount(struct dentry *dentry) spin_unlock(&dentry->d_lock); } +extern void __d_lookup_done(struct dentry *); + +static inline int d_in_lookup(struct dentry *dentry) +{ + return dentry->d_flags & DCACHE_PAR_LOOKUP; +} + +static inline void d_lookup_done(struct dentry *dentry) +{ + if (unlikely(d_in_lookup(dentry))) { + spin_lock(&dentry->d_lock); + __d_lookup_done(dentry); + spin_unlock(&dentry->d_lock); + } +} + extern void dput(struct dentry *); static inline bool d_managed(const struct dentry *dentry) @@ -565,4 +589,16 @@ static inline struct dentry *d_real(struct dentry *dentry) return dentry; } +static inline struct inode *vfs_select_inode(struct dentry *dentry, + unsigned open_flags) +{ + struct inode *inode = d_inode(dentry); + + if (inode && unlikely(dentry->d_flags & DCACHE_OP_SELECT_INODE)) + inode = dentry->d_op->d_select_inode(dentry, open_flags); + + return inode; +} + + #endif /* __LINUX_DCACHE_H */ diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h index 6fa02a20eb63..2de4e2eea180 100644 --- a/include/linux/devfreq.h +++ b/include/linux/devfreq.h @@ -19,6 +19,13 @@ #define DEVFREQ_NAME_LEN 16 +/* DEVFREQ notifier interface */ +#define DEVFREQ_TRANSITION_NOTIFIER (0) + +/* Transition notifiers of DEVFREQ_TRANSITION_NOTIFIER */ +#define DEVFREQ_PRECHANGE (0) +#define DEVFREQ_POSTCHANGE (1) + struct devfreq; /** @@ -143,6 +150,7 @@ struct devfreq_governor { * @trans_table: Statistics of devfreq transitions * @time_in_state: Statistics of devfreq states * @last_stat_updated: The last time stat updated + * @transition_notifier_list: list head of DEVFREQ_TRANSITION_NOTIFIER notifier * * This structure stores the devfreq information for a give device. * @@ -177,6 +185,13 @@ struct devfreq { unsigned int *trans_table; unsigned long *time_in_state; unsigned long last_stat_updated; + + struct srcu_notifier_head transition_notifier_list; +}; + +struct devfreq_freqs { + unsigned long old; + unsigned long new; }; #if defined(CONFIG_PM_DEVFREQ) @@ -207,6 +222,22 @@ extern int devm_devfreq_register_opp_notifier(struct device *dev, struct devfreq *devfreq); extern void devm_devfreq_unregister_opp_notifier(struct device *dev, struct devfreq *devfreq); +extern int devfreq_register_notifier(struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list); +extern int devfreq_unregister_notifier(struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list); +extern int devm_devfreq_register_notifier(struct device *dev, + struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list); +extern void devm_devfreq_unregister_notifier(struct device *dev, + struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list); +extern struct devfreq *devfreq_get_devfreq_by_phandle(struct device *dev, + int index); /** * devfreq_update_stats() - update the last_status pointer in struct devfreq @@ -241,6 +272,39 @@ struct devfreq_simple_ondemand_data { }; #endif +#if IS_ENABLED(CONFIG_DEVFREQ_GOV_PASSIVE) +/** + * struct devfreq_passive_data - void *data fed to struct devfreq + * and devfreq_add_device + * @parent: the devfreq instance of parent device. + * @get_target_freq: Optional callback, Returns desired operating frequency + * for the device using passive governor. That is called + * when passive governor should decide the next frequency + * by using the new frequency of parent devfreq device + * using governors except for passive governor. + * If the devfreq device has the specific method to decide + * the next frequency, should use this callback. + * @this: the devfreq instance of own device. + * @nb: the notifier block for DEVFREQ_TRANSITION_NOTIFIER list + * + * The devfreq_passive_data have to set the devfreq instance of parent + * device with governors except for the passive governor. But, don't need to + * initialize the 'this' and 'nb' field because the devfreq core will handle + * them. + */ +struct devfreq_passive_data { + /* Should set the devfreq instance of parent device */ + struct devfreq *parent; + + /* Optional callback to decide the next frequency of passvice device */ + int (*get_target_freq)(struct devfreq *this, unsigned long *freq); + + /* For passive governor's internal use. Don't need to set them */ + struct devfreq *this; + struct notifier_block nb; +}; +#endif + #else /* !CONFIG_PM_DEVFREQ */ static inline struct devfreq *devfreq_add_device(struct device *dev, struct devfreq_dev_profile *profile, @@ -307,6 +371,41 @@ static inline void devm_devfreq_unregister_opp_notifier(struct device *dev, { } +static inline int devfreq_register_notifier(struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list) +{ + return 0; +} + +static inline int devfreq_unregister_notifier(struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list) +{ + return 0; +} + +static inline int devm_devfreq_register_notifier(struct device *dev, + struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list) +{ + return 0; +} + +static inline void devm_devfreq_unregister_notifier(struct device *dev, + struct devfreq *devfreq, + struct notifier_block *nb, + unsigned int list) +{ +} + +static inline struct devfreq *devfreq_get_devfreq_by_phandle(struct device *dev, + int index) +{ + return ERR_PTR(-ENODEV); +} + static inline int devfreq_update_stats(struct devfreq *df) { return -EINVAL; diff --git a/include/linux/device.h b/include/linux/device.h index 002c59728dbe..b130304f9b1b 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -956,11 +956,6 @@ static inline bool device_async_suspend_enabled(struct device *dev) return !!dev->power.async_suspend; } -static inline void pm_suspend_ignore_children(struct device *dev, bool enable) -{ - dev->power.ignore_children = enable; -} - static inline void dev_pm_syscore_device(struct device *dev, bool val) { #ifdef CONFIG_PM_SLEEP diff --git a/include/linux/devpts_fs.h b/include/linux/devpts_fs.h index e0ee0b3000b2..5871f292b596 100644 --- a/include/linux/devpts_fs.h +++ b/include/linux/devpts_fs.h @@ -15,37 +15,23 @@ #include <linux/errno.h> +struct pts_fs_info; + #ifdef CONFIG_UNIX98_PTYS -int devpts_new_index(struct inode *ptmx_inode); -void devpts_kill_index(struct inode *ptmx_inode, int idx); -void devpts_add_ref(struct inode *ptmx_inode); -void devpts_del_ref(struct inode *ptmx_inode); +/* Look up a pts fs info and get a ref to it */ +struct pts_fs_info *devpts_get_ref(struct inode *, struct file *); +void devpts_put_ref(struct pts_fs_info *); + +int devpts_new_index(struct pts_fs_info *); +void devpts_kill_index(struct pts_fs_info *, int); + /* mknod in devpts */ -struct inode *devpts_pty_new(struct inode *ptmx_inode, dev_t device, int index, - void *priv); +struct dentry *devpts_pty_new(struct pts_fs_info *, int, void *); /* get private structure */ -void *devpts_get_priv(struct inode *pts_inode); +void *devpts_get_priv(struct dentry *); /* unlink */ -void devpts_pty_kill(struct inode *inode); - -#else - -/* Dummy stubs in the no-pty case */ -static inline int devpts_new_index(struct inode *ptmx_inode) { return -EINVAL; } -static inline void devpts_kill_index(struct inode *ptmx_inode, int idx) { } -static inline void devpts_add_ref(struct inode *ptmx_inode) { } -static inline void devpts_del_ref(struct inode *ptmx_inode) { } -static inline struct inode *devpts_pty_new(struct inode *ptmx_inode, - dev_t device, int index, void *priv) -{ - return ERR_PTR(-EINVAL); -} -static inline void *devpts_get_priv(struct inode *pts_inode) -{ - return NULL; -} -static inline void devpts_pty_kill(struct inode *inode) { } +void devpts_pty_kill(struct dentry *); #endif diff --git a/include/linux/efi.h b/include/linux/efi.h index 1626474567ac..df7acb51f3cc 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -21,6 +21,7 @@ #include <linux/pfn.h> #include <linux/pstore.h> #include <linux/reboot.h> +#include <linux/screen_info.h> #include <asm/page.h> @@ -124,6 +125,13 @@ typedef struct { } efi_capsule_header_t; /* + * EFI capsule flags + */ +#define EFI_CAPSULE_PERSIST_ACROSS_RESET 0x00010000 +#define EFI_CAPSULE_POPULATE_SYSTEM_TABLE 0x00020000 +#define EFI_CAPSULE_INITIATE_RESET 0x00040000 + +/* * Allocation types for calls to boottime->allocate_pages. */ #define EFI_ALLOCATE_ANY_PAGES 0 @@ -282,9 +290,10 @@ typedef struct { efi_status_t (*handle_protocol)(efi_handle_t, efi_guid_t *, void **); void *__reserved; void *register_protocol_notify; - void *locate_handle; + efi_status_t (*locate_handle)(int, efi_guid_t *, void *, + unsigned long *, efi_handle_t *); void *locate_device_path; - void *install_configuration_table; + efi_status_t (*install_configuration_table)(efi_guid_t *, void *); void *load_image; void *start_image; void *exit; @@ -623,6 +632,27 @@ void efi_native_runtime_setup(void); EFI_GUID(0x3152bca5, 0xeade, 0x433d, \ 0x86, 0x2e, 0xc0, 0x1c, 0xdc, 0x29, 0x1f, 0x44) +#define EFI_MEMORY_ATTRIBUTES_TABLE_GUID \ + EFI_GUID(0xdcfa911d, 0x26eb, 0x469f, \ + 0xa2, 0x20, 0x38, 0xb7, 0xdc, 0x46, 0x12, 0x20) + +#define EFI_CONSOLE_OUT_DEVICE_GUID \ + EFI_GUID(0xd3b36f2c, 0xd551, 0x11d4, \ + 0x9a, 0x46, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) + +/* + * This GUID is used to pass to the kernel proper the struct screen_info + * structure that was populated by the stub based on the GOP protocol instance + * associated with ConOut + */ +#define LINUX_EFI_ARM_SCREEN_INFO_TABLE_GUID \ + EFI_GUID(0xe03fc20a, 0x85dc, 0x406e, \ + 0xb9, 0xe, 0x4a, 0xb5, 0x02, 0x37, 0x1d, 0x95) + +#define LINUX_EFI_LOADER_ENTRY_GUID \ + EFI_GUID(0x4a67b082, 0x0a4c, 0x41cf, \ + 0xb6, 0xc7, 0x44, 0x0b, 0x29, 0xbb, 0x8c, 0x4f) + typedef struct { efi_guid_t guid; u64 table; @@ -847,6 +877,14 @@ typedef struct { #define EFI_INVALID_TABLE_ADDR (~0UL) +typedef struct { + u32 version; + u32 num_entries; + u32 desc_size; + u32 reserved; + efi_memory_desc_t entry[0]; +} efi_memory_attributes_table_t; + /* * All runtime access to EFI goes through this structure: */ @@ -868,6 +906,7 @@ extern struct efi { unsigned long config_table; /* config tables */ unsigned long esrt; /* ESRT table */ unsigned long properties_table; /* properties table */ + unsigned long mem_attr_table; /* memory attributes table */ efi_get_time_t *get_time; efi_set_time_t *set_time; efi_get_wakeup_time_t *get_wakeup_time; @@ -883,7 +922,7 @@ extern struct efi { efi_get_next_high_mono_count_t *get_next_high_mono_count; efi_reset_system_t *reset_system; efi_set_virtual_address_map_t *set_virtual_address_map; - struct efi_memory_map *memmap; + struct efi_memory_map memmap; unsigned long flags; } efi; @@ -945,7 +984,6 @@ extern void efi_initialize_iomem_resources(struct resource *code_resource, extern void efi_get_time(struct timespec *now); extern void efi_reserve_boot_services(void); extern int efi_get_fdt_params(struct efi_fdt_params *params); -extern struct efi_memory_map memmap; extern struct kobject *efi_kobj; extern int efi_reboot_quirk_mode; @@ -957,12 +995,34 @@ extern void __init efi_fake_memmap(void); static inline void efi_fake_memmap(void) { } #endif +/* + * efi_memattr_perm_setter - arch specific callback function passed into + * efi_memattr_apply_permissions() that updates the + * mapping permissions described by the second + * argument in the page tables referred to by the + * first argument. + */ +typedef int (*efi_memattr_perm_setter)(struct mm_struct *, efi_memory_desc_t *); + +extern int efi_memattr_init(void); +extern int efi_memattr_apply_permissions(struct mm_struct *mm, + efi_memattr_perm_setter fn); + /* Iterate through an efi_memory_map */ -#define for_each_efi_memory_desc(m, md) \ +#define for_each_efi_memory_desc_in_map(m, md) \ for ((md) = (m)->map; \ (md) <= (efi_memory_desc_t *)((m)->map_end - (m)->desc_size); \ (md) = (void *)(md) + (m)->desc_size) +/** + * for_each_efi_memory_desc - iterate over descriptors in efi.memmap + * @md: the efi_memory_desc_t * iterator + * + * Once the loop finishes @md must not be accessed. + */ +#define for_each_efi_memory_desc(md) \ + for_each_efi_memory_desc_in_map(&efi.memmap, md) + /* * Format an EFI memory descriptor's type and attributes to a user-provided * character buffer, as per snprintf(), and return the buffer. @@ -1000,7 +1060,6 @@ extern int __init efi_setup_pcdp_console(char *); * possible, remove EFI-related code altogether. */ #define EFI_BOOT 0 /* Were we booted from EFI? */ -#define EFI_SYSTEM_TABLES 1 /* Can we use EFI system tables? */ #define EFI_CONFIG_TABLES 2 /* Can we use EFI config tables? */ #define EFI_RUNTIME_SERVICES 3 /* Can we use runtime services? */ #define EFI_MEMMAP 4 /* Can we use EFI memory map? */ @@ -1026,8 +1085,16 @@ static inline bool efi_enabled(int feature) } static inline void efi_reboot(enum reboot_mode reboot_mode, const char *__unused) {} + +static inline bool +efi_capsule_pending(int *reset_type) +{ + return false; +} #endif +extern int efi_status_to_err(efi_status_t status); + /* * Variable Attributes */ @@ -1180,6 +1247,80 @@ struct efi_simple_text_output_protocol { void *test_string; }; +#define PIXEL_RGB_RESERVED_8BIT_PER_COLOR 0 +#define PIXEL_BGR_RESERVED_8BIT_PER_COLOR 1 +#define PIXEL_BIT_MASK 2 +#define PIXEL_BLT_ONLY 3 +#define PIXEL_FORMAT_MAX 4 + +struct efi_pixel_bitmask { + u32 red_mask; + u32 green_mask; + u32 blue_mask; + u32 reserved_mask; +}; + +struct efi_graphics_output_mode_info { + u32 version; + u32 horizontal_resolution; + u32 vertical_resolution; + int pixel_format; + struct efi_pixel_bitmask pixel_information; + u32 pixels_per_scan_line; +} __packed; + +struct efi_graphics_output_protocol_mode_32 { + u32 max_mode; + u32 mode; + u32 info; + u32 size_of_info; + u64 frame_buffer_base; + u32 frame_buffer_size; +} __packed; + +struct efi_graphics_output_protocol_mode_64 { + u32 max_mode; + u32 mode; + u64 info; + u64 size_of_info; + u64 frame_buffer_base; + u64 frame_buffer_size; +} __packed; + +struct efi_graphics_output_protocol_mode { + u32 max_mode; + u32 mode; + unsigned long info; + unsigned long size_of_info; + u64 frame_buffer_base; + unsigned long frame_buffer_size; +} __packed; + +struct efi_graphics_output_protocol_32 { + u32 query_mode; + u32 set_mode; + u32 blt; + u32 mode; +}; + +struct efi_graphics_output_protocol_64 { + u64 query_mode; + u64 set_mode; + u64 blt; + u64 mode; +}; + +struct efi_graphics_output_protocol { + unsigned long query_mode; + unsigned long set_mode; + unsigned long blt; + struct efi_graphics_output_protocol_mode *mode; +}; + +typedef efi_status_t (*efi_graphics_output_protocol_query_mode)( + struct efi_graphics_output_protocol *, u32, unsigned long *, + struct efi_graphics_output_mode_info **); + extern struct list_head efivar_sysfs_list; static inline void @@ -1195,8 +1336,7 @@ int efivars_unregister(struct efivars *efivars); struct kobject *efivars_kobject(void); int efivar_init(int (*func)(efi_char16_t *, efi_guid_t, unsigned long, void *), - void *data, bool atomic, bool duplicates, - struct list_head *head); + void *data, bool duplicates, struct list_head *head); void efivar_entry_add(struct efivar_entry *entry, struct list_head *head); void efivar_entry_remove(struct efivar_entry *entry); @@ -1242,6 +1382,13 @@ int efivars_sysfs_init(void); #define EFIVARS_DATA_SIZE_MAX 1024 #endif /* CONFIG_EFI_VARS */ +extern bool efi_capsule_pending(int *reset_type); + +extern int efi_capsule_supported(efi_guid_t guid, u32 flags, + size_t size, int *reset); + +extern int efi_capsule_update(efi_capsule_header_t *capsule, + struct page **pages); #ifdef CONFIG_EFI_RUNTIME_MAP int efi_runtime_map_init(struct kobject *); @@ -1319,5 +1466,9 @@ efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg, efi_status_t efi_parse_options(char *cmdline); +efi_status_t efi_setup_gop(efi_system_table_t *sys_table_arg, + struct screen_info *si, efi_guid_t *proto, + unsigned long size); + bool efi_runtime_disabled(void); #endif /* _LINUX_EFI_H */ diff --git a/include/linux/file.h b/include/linux/file.h index f87d30882a24..7444f5feda12 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -44,6 +44,7 @@ extern struct file *fget_raw(unsigned int fd); extern unsigned long __fdget(unsigned int fd); extern unsigned long __fdget_raw(unsigned int fd); extern unsigned long __fdget_pos(unsigned int fd); +extern void __f_unlock_pos(struct file *); static inline struct fd __to_fd(unsigned long v) { @@ -60,6 +61,18 @@ static inline struct fd fdget_raw(unsigned int fd) return __to_fd(__fdget_raw(fd)); } +static inline struct fd fdget_pos(int fd) +{ + return __to_fd(__fdget_pos(fd)); +} + +static inline void fdput_pos(struct fd f) +{ + if (f.flags & FDPUT_POS_UNLOCK) + __f_unlock_pos(f.file); + fdput(f); +} + extern int f_dupfd(unsigned int from, struct file *file, unsigned flags); extern int replace_fd(unsigned fd, struct file *file, unsigned flags); extern void set_close_on_exec(unsigned int fd, int flag); diff --git a/include/linux/fs.h b/include/linux/fs.h index 70e61b58baaf..851390c8d75b 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -323,6 +323,8 @@ struct writeback_control; #define IOCB_APPEND (1 << 1) #define IOCB_DIRECT (1 << 2) #define IOCB_HIPRI (1 << 3) +#define IOCB_DSYNC (1 << 4) +#define IOCB_SYNC (1 << 5) struct kiocb { struct file *ki_filp; @@ -394,7 +396,7 @@ struct address_space_operations { void (*invalidatepage) (struct page *, unsigned int, unsigned int); int (*releasepage) (struct page *, gfp_t); void (*freepage)(struct page *); - ssize_t (*direct_IO)(struct kiocb *, struct iov_iter *iter, loff_t offset); + ssize_t (*direct_IO)(struct kiocb *, struct iov_iter *iter); /* * migrate the contents of a page to the specified target. If * migrate_mode is MIGRATE_ASYNC, it must not block. @@ -577,6 +579,18 @@ static inline void mapping_allow_writable(struct address_space *mapping) struct posix_acl; #define ACL_NOT_CACHED ((void *)(-1)) +static inline struct posix_acl * +uncached_acl_sentinel(struct task_struct *task) +{ + return (void *)task + 1; +} + +static inline bool +is_uncached_acl(struct posix_acl *acl) +{ + return (long)acl & 1; +} + #define IOP_FASTPERM 0x0001 #define IOP_LOOKUP 0x0002 #define IOP_NOFOLLOW 0x0004 @@ -635,7 +649,7 @@ struct inode { /* Misc */ unsigned long i_state; - struct mutex i_mutex; + struct rw_semaphore i_rwsem; unsigned long dirtied_when; /* jiffies of first dirtying */ unsigned long dirtied_time_when; @@ -672,6 +686,7 @@ struct inode { struct block_device *i_bdev; struct cdev *i_cdev; char *i_link; + unsigned i_dir_seq; }; __u32 i_generation; @@ -721,27 +736,42 @@ enum inode_i_mutex_lock_class static inline void inode_lock(struct inode *inode) { - mutex_lock(&inode->i_mutex); + down_write(&inode->i_rwsem); } static inline void inode_unlock(struct inode *inode) { - mutex_unlock(&inode->i_mutex); + up_write(&inode->i_rwsem); +} + +static inline void inode_lock_shared(struct inode *inode) +{ + down_read(&inode->i_rwsem); +} + +static inline void inode_unlock_shared(struct inode *inode) +{ + up_read(&inode->i_rwsem); } static inline int inode_trylock(struct inode *inode) { - return mutex_trylock(&inode->i_mutex); + return down_write_trylock(&inode->i_rwsem); +} + +static inline int inode_trylock_shared(struct inode *inode) +{ + return down_read_trylock(&inode->i_rwsem); } static inline int inode_is_locked(struct inode *inode) { - return mutex_is_locked(&inode->i_mutex); + return rwsem_is_locked(&inode->i_rwsem); } static inline void inode_lock_nested(struct inode *inode, unsigned subclass) { - mutex_lock_nested(&inode->i_mutex, subclass); + down_write_nested(&inode->i_rwsem, subclass); } void lock_two_nondirectories(struct inode *, struct inode*); @@ -1646,6 +1676,7 @@ struct file_operations { ssize_t (*read_iter) (struct kiocb *, struct iov_iter *); ssize_t (*write_iter) (struct kiocb *, struct iov_iter *); int (*iterate) (struct file *, struct dir_context *); + int (*iterate_shared) (struct file *, struct dir_context *); unsigned int (*poll) (struct file *, struct poll_table_struct *); long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long); long (*compat_ioctl) (struct file *, unsigned int, unsigned long); @@ -1700,7 +1731,8 @@ struct inode_operations { int (*setattr) (struct dentry *, struct iattr *); int (*getattr) (struct vfsmount *mnt, struct dentry *, struct kstat *); int (*setxattr) (struct dentry *, const char *,const void *,size_t,int); - ssize_t (*getxattr) (struct dentry *, const char *, void *, size_t); + ssize_t (*getxattr) (struct dentry *, struct inode *, + const char *, void *, size_t); ssize_t (*listxattr) (struct dentry *, char *, size_t); int (*removexattr) (struct dentry *, const char *); int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start, @@ -2263,7 +2295,7 @@ struct filename { const char iname[]; }; -extern long vfs_truncate(struct path *, loff_t); +extern long vfs_truncate(const struct path *, loff_t); extern int do_truncate(struct dentry *, loff_t start, unsigned int time_attrs, struct file *filp); extern int vfs_fallocate(struct file *file, int mode, loff_t offset, @@ -2485,13 +2517,25 @@ extern int filemap_fdatawrite_range(struct address_space *mapping, extern int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync); extern int vfs_fsync(struct file *file, int datasync); -static inline int generic_write_sync(struct file *file, loff_t pos, loff_t count) -{ - if (!(file->f_flags & O_DSYNC) && !IS_SYNC(file->f_mapping->host)) - return 0; - return vfs_fsync_range(file, pos, pos + count - 1, - (file->f_flags & __O_SYNC) ? 0 : 1); + +/* + * Sync the bytes written if this was a synchronous write. Expect ki_pos + * to already be updated for the write, and will return either the amount + * of bytes passed in, or an error if syncing the file failed. + */ +static inline ssize_t generic_write_sync(struct kiocb *iocb, ssize_t count) +{ + if (iocb->ki_flags & IOCB_DSYNC) { + int ret = vfs_fsync_range(iocb->ki_filp, + iocb->ki_pos - count, iocb->ki_pos - 1, + (iocb->ki_flags & IOCB_SYNC) ? 0 : 1); + if (ret) + return ret; + } + + return count; } + extern void emergency_sync(void); extern void emergency_remount(void); #ifdef CONFIG_BLOCK @@ -2703,7 +2747,7 @@ extern ssize_t generic_write_checks(struct kiocb *, struct iov_iter *); extern ssize_t generic_file_read_iter(struct kiocb *, struct iov_iter *); extern ssize_t __generic_file_write_iter(struct kiocb *, struct iov_iter *); extern ssize_t generic_file_write_iter(struct kiocb *, struct iov_iter *); -extern ssize_t generic_file_direct_write(struct kiocb *, struct iov_iter *, loff_t); +extern ssize_t generic_file_direct_write(struct kiocb *, struct iov_iter *); extern ssize_t generic_perform_write(struct file *, struct iov_iter *, loff_t); ssize_t vfs_iter_read(struct file *file, struct iov_iter *iter, loff_t *ppos); @@ -2766,18 +2810,17 @@ void dio_end_io(struct bio *bio, int error); ssize_t __blockdev_direct_IO(struct kiocb *iocb, struct inode *inode, struct block_device *bdev, struct iov_iter *iter, - loff_t offset, get_block_t get_block, + get_block_t get_block, dio_iodone_t end_io, dio_submit_t submit_io, int flags); static inline ssize_t blockdev_direct_IO(struct kiocb *iocb, struct inode *inode, - struct iov_iter *iter, loff_t offset, + struct iov_iter *iter, get_block_t get_block) { return __blockdev_direct_IO(iocb, inode, inode->i_sb->s_bdev, iter, - offset, get_block, NULL, NULL, - DIO_LOCKING | DIO_SKIP_HOLES); + get_block, NULL, NULL, DIO_LOCKING | DIO_SKIP_HOLES); } #endif @@ -2943,6 +2986,10 @@ static inline int iocb_flags(struct file *file) res |= IOCB_APPEND; if (io_is_direct(file)) res |= IOCB_DIRECT; + if ((file->f_flags & O_DSYNC) || IS_SYNC(file->f_mapping->host)) + res |= IOCB_DSYNC; + if (file->f_flags & __O_SYNC) + res |= IOCB_SYNC; return res; } @@ -3104,6 +3151,13 @@ static inline bool dir_relax(struct inode *inode) return !IS_DEADDIR(inode); } +static inline bool dir_relax_shared(struct inode *inode) +{ + inode_unlock_shared(inode); + inode_lock_shared(inode); + return !IS_DEADDIR(inode); +} + extern bool path_noexec(const struct path *path); extern void inode_nohighmem(struct inode *inode); diff --git a/include/linux/fscrypto.h b/include/linux/fscrypto.h index cd91f75de49b..6027f6bbb061 100644 --- a/include/linux/fscrypto.h +++ b/include/linux/fscrypto.h @@ -263,9 +263,9 @@ static inline void fscrypt_set_d_op(struct dentry *dentry) extern struct kmem_cache *fscrypt_info_cachep; int fscrypt_initialize(void); -extern struct fscrypt_ctx *fscrypt_get_ctx(struct inode *); +extern struct fscrypt_ctx *fscrypt_get_ctx(struct inode *, gfp_t); extern void fscrypt_release_ctx(struct fscrypt_ctx *); -extern struct page *fscrypt_encrypt_page(struct inode *, struct page *); +extern struct page *fscrypt_encrypt_page(struct inode *, struct page *, gfp_t); extern int fscrypt_decrypt_page(struct page *); extern void fscrypt_decrypt_bio_pages(struct fscrypt_ctx *, struct bio *); extern void fscrypt_pullback_bio_page(struct page **, bool); @@ -299,7 +299,8 @@ extern int fscrypt_fname_usr_to_disk(struct inode *, const struct qstr *, #endif /* crypto.c */ -static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(struct inode *i) +static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(struct inode *i, + gfp_t f) { return ERR_PTR(-EOPNOTSUPP); } @@ -310,7 +311,7 @@ static inline void fscrypt_notsupp_release_ctx(struct fscrypt_ctx *c) } static inline struct page *fscrypt_notsupp_encrypt_page(struct inode *i, - struct page *p) + struct page *p, gfp_t f) { return ERR_PTR(-EOPNOTSUPP); } diff --git a/include/linux/hash.h b/include/linux/hash.h index 1afde47e1528..79c52fa81cac 100644 --- a/include/linux/hash.h +++ b/include/linux/hash.h @@ -32,12 +32,28 @@ #error Wordsize not 32 or 64 #endif +/* + * The above primes are actively bad for hashing, since they are + * too sparse. The 32-bit one is mostly ok, the 64-bit one causes + * real problems. Besides, the "prime" part is pointless for the + * multiplicative hash. + * + * Although a random odd number will do, it turns out that the golden + * ratio phi = (sqrt(5)-1)/2, or its negative, has particularly nice + * properties. + * + * These are the negative, (1 - phi) = (phi^2) = (3 - sqrt(5))/2. + * (See Knuth vol 3, section 6.4, exercise 9.) + */ +#define GOLDEN_RATIO_32 0x61C88647 +#define GOLDEN_RATIO_64 0x61C8864680B583EBull + static __always_inline u64 hash_64(u64 val, unsigned int bits) { u64 hash = val; -#if defined(CONFIG_ARCH_HAS_FAST_MULTIPLIER) && BITS_PER_LONG == 64 - hash = hash * GOLDEN_RATIO_PRIME_64; +#if BITS_PER_LONG == 64 + hash = hash * GOLDEN_RATIO_64; #else /* Sigh, gcc can't optimise this alone like it does for 32 bits. */ u64 n = hash; diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index 7008623e24b1..d7b9e5346fba 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -152,6 +152,7 @@ static inline bool is_huge_zero_pmd(pmd_t pmd) } struct page *get_huge_zero_page(void); +void put_huge_zero_page(void); #else /* CONFIG_TRANSPARENT_HUGEPAGE */ #define HPAGE_PMD_SHIFT ({ BUILD_BUG(); 0; }) @@ -208,6 +209,10 @@ static inline bool is_huge_zero_page(struct page *page) return false; } +static inline void put_huge_zero_page(void) +{ + BUILD_BUG(); +} static inline struct page *follow_devmap_pmd(struct vm_area_struct *vma, unsigned long addr, pmd_t *pmd, int flags) diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index d5569734f672..548fd535fd02 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -28,6 +28,11 @@ static inline struct ethhdr *eth_hdr(const struct sk_buff *skb) return (struct ethhdr *)skb_mac_header(skb); } +static inline struct ethhdr *inner_eth_hdr(const struct sk_buff *skb) +{ + return (struct ethhdr *)skb_inner_mac_header(skb); +} + int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr); extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len); diff --git a/include/linux/irq.h b/include/linux/irq.h index c4de62348ff2..4d758a7c604a 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -530,6 +530,10 @@ static inline void irq_set_chip_and_handler(unsigned int irq, struct irq_chip *c } extern int irq_set_percpu_devid(unsigned int irq); +extern int irq_set_percpu_devid_partition(unsigned int irq, + const struct cpumask *affinity); +extern int irq_get_percpu_devid_partition(unsigned int irq, + struct cpumask *affinity); extern void __irq_set_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained, diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index d5d798b35c1f..9e6fdd33bdb2 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -102,8 +102,6 @@ #define GICR_SYNCR 0x00C0 #define GICR_MOVLPIR 0x0100 #define GICR_MOVALLR 0x0110 -#define GICR_ISACTIVER GICD_ISACTIVER -#define GICR_ICACTIVER GICD_ICACTIVER #define GICR_IDREGS GICD_IDREGS #define GICR_PIDR2 GICD_PIDR2 diff --git a/include/linux/irqchip/irq-partition-percpu.h b/include/linux/irqchip/irq-partition-percpu.h new file mode 100644 index 000000000000..87433a5d1285 --- /dev/null +++ b/include/linux/irqchip/irq-partition-percpu.h @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2016 ARM Limited, All Rights Reserved. + * Author: Marc Zyngier <marc.zyngier@arm.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/fwnode.h> +#include <linux/cpumask.h> +#include <linux/irqdomain.h> + +struct partition_affinity { + cpumask_t mask; + void *partition_id; +}; + +struct partition_desc; + +#ifdef CONFIG_PARTITION_PERCPU +int partition_translate_id(struct partition_desc *desc, void *partition_id); +struct partition_desc *partition_create_desc(struct fwnode_handle *fwnode, + struct partition_affinity *parts, + int nr_parts, + int chained_irq, + const struct irq_domain_ops *ops); +struct irq_domain *partition_get_domain(struct partition_desc *dsc); +#else +static inline int partition_translate_id(struct partition_desc *desc, + void *partition_id) +{ + return -EINVAL; +} + +static inline +struct partition_desc *partition_create_desc(struct fwnode_handle *fwnode, + struct partition_affinity *parts, + int nr_parts, + int chained_irq, + const struct irq_domain_ops *ops) +{ + return NULL; +} + +static inline +struct irq_domain *partition_get_domain(struct partition_desc *dsc) +{ + return NULL; +} +#endif diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index dcca77c4b9d2..b51beebf9804 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -66,6 +66,7 @@ struct irq_desc { int threads_handled_last; raw_spinlock_t lock; struct cpumask *percpu_enabled; + const struct cpumask *percpu_affinity; #ifdef CONFIG_SMP const struct cpumask *affinity_hint; struct irq_affinity_notify *affinity_notify; diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index 2aed04396210..f1f36e04d885 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -96,6 +96,8 @@ enum irq_domain_bus_token { struct irq_domain_ops { int (*match)(struct irq_domain *d, struct device_node *node, enum irq_domain_bus_token bus_token); + int (*select)(struct irq_domain *d, struct irq_fwspec *fwspec, + enum irq_domain_bus_token bus_token); int (*map)(struct irq_domain *d, unsigned int virq, irq_hw_number_t hw); void (*unmap)(struct irq_domain *d, unsigned int virq); int (*xlate)(struct irq_domain *d, struct device_node *node, @@ -211,7 +213,7 @@ struct irq_domain *irq_domain_add_legacy(struct device_node *of_node, irq_hw_number_t first_hwirq, const struct irq_domain_ops *ops, void *host_data); -extern struct irq_domain *irq_find_matching_fwnode(struct fwnode_handle *fwnode, +extern struct irq_domain *irq_find_matching_fwspec(struct irq_fwspec *fwspec, enum irq_domain_bus_token bus_token); extern void irq_set_default_host(struct irq_domain *host); extern int irq_domain_alloc_descs(int virq, unsigned int nr_irqs, @@ -227,6 +229,17 @@ static inline bool is_fwnode_irqchip(struct fwnode_handle *fwnode) return fwnode && fwnode->type == FWNODE_IRQCHIP; } +static inline +struct irq_domain *irq_find_matching_fwnode(struct fwnode_handle *fwnode, + enum irq_domain_bus_token bus_token) +{ + struct irq_fwspec fwspec = { + .fwnode = fwnode, + }; + + return irq_find_matching_fwspec(&fwspec, bus_token); +} + static inline struct irq_domain *irq_find_matching_host(struct device_node *node, enum irq_domain_bus_token bus_token) { @@ -346,9 +359,8 @@ int irq_domain_xlate_onetwocell(struct irq_domain *d, struct device_node *ctrlr, irq_hw_number_t *out_hwirq, unsigned int *out_type); /* IPI functions */ -unsigned int irq_reserve_ipi(struct irq_domain *domain, - const struct cpumask *dest); -void irq_destroy_ipi(unsigned int irq); +int irq_reserve_ipi(struct irq_domain *domain, const struct cpumask *dest); +int irq_destroy_ipi(unsigned int irq, const struct cpumask *dest); /* V2 interfaces to support hierarchy IRQ domains. */ extern struct irq_data *irq_domain_get_irq_data(struct irq_domain *domain, diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index c06c44242f39..30f089ebe0a4 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -152,6 +152,8 @@ struct kernfs_syscall_ops { int (*rmdir)(struct kernfs_node *kn); int (*rename)(struct kernfs_node *kn, struct kernfs_node *new_parent, const char *new_name); + int (*show_path)(struct seq_file *sf, struct kernfs_node *kn, + struct kernfs_root *root); }; struct kernfs_root { diff --git a/include/linux/leds.h b/include/linux/leds.h index f203a8f89d30..d2b13066e781 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -50,6 +50,7 @@ struct led_classdev { #define LED_SYSFS_DISABLE (1 << 22) #define LED_DEV_CAP_FLASH (1 << 23) #define LED_HW_PLUGGABLE (1 << 24) +#define LED_PANIC_INDICATOR (1 << 25) /* Set LED brightness level * Must not sleep. Use brightness_set_blocking for drivers @@ -329,6 +330,12 @@ extern void ledtrig_ide_activity(void); static inline void ledtrig_ide_activity(void) {} #endif +#ifdef CONFIG_LEDS_TRIGGER_MTD +extern void ledtrig_mtd_activity(void); +#else +static inline void ledtrig_mtd_activity(void) {} +#endif + #if defined(CONFIG_LEDS_TRIGGER_CAMERA) || defined(CONFIG_LEDS_TRIGGER_CAMERA_MODULE) extern void ledtrig_flash_ctrl(bool on); extern void ledtrig_torch_ctrl(bool on); @@ -358,6 +365,7 @@ struct gpio_led { unsigned gpio; unsigned active_low : 1; unsigned retain_state_suspended : 1; + unsigned panic_indicator : 1; unsigned default_state : 2; /* default_state should be one of LEDS_GPIO_DEFSTATE_(ON|OFF|KEEP) */ struct gpio_desc *gpiod; diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index d026b190c530..eabe0138eb06 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -196,9 +196,11 @@ struct lock_list { * We record lock dependency chains, so that we can cache them: */ struct lock_chain { - u8 irq_context; - u8 depth; - u16 base; + /* see BUILD_BUG_ON()s in lookup_chain_cache() */ + unsigned int irq_context : 2, + depth : 6, + base : 24; + /* 4 byte hole */ struct hlist_node entry; u64 chain_key; }; @@ -354,8 +356,13 @@ extern void lockdep_set_current_reclaim_state(gfp_t gfp_mask); extern void lockdep_clear_current_reclaim_state(void); extern void lockdep_trace_alloc(gfp_t mask); -extern void lock_pin_lock(struct lockdep_map *lock); -extern void lock_unpin_lock(struct lockdep_map *lock); +struct pin_cookie { unsigned int val; }; + +#define NIL_COOKIE (struct pin_cookie){ .val = 0U, } + +extern struct pin_cookie lock_pin_lock(struct lockdep_map *lock); +extern void lock_repin_lock(struct lockdep_map *lock, struct pin_cookie); +extern void lock_unpin_lock(struct lockdep_map *lock, struct pin_cookie); # define INIT_LOCKDEP .lockdep_recursion = 0, .lockdep_reclaim_gfp = 0, @@ -371,8 +378,9 @@ extern void lock_unpin_lock(struct lockdep_map *lock); #define lockdep_recursing(tsk) ((tsk)->lockdep_recursion) -#define lockdep_pin_lock(l) lock_pin_lock(&(l)->dep_map) -#define lockdep_unpin_lock(l) lock_unpin_lock(&(l)->dep_map) +#define lockdep_pin_lock(l) lock_pin_lock(&(l)->dep_map) +#define lockdep_repin_lock(l,c) lock_repin_lock(&(l)->dep_map, (c)) +#define lockdep_unpin_lock(l,c) lock_unpin_lock(&(l)->dep_map, (c)) #else /* !CONFIG_LOCKDEP */ @@ -425,8 +433,13 @@ struct lock_class_key { }; #define lockdep_recursing(tsk) (0) -#define lockdep_pin_lock(l) do { (void)(l); } while (0) -#define lockdep_unpin_lock(l) do { (void)(l); } while (0) +struct pin_cookie { }; + +#define NIL_COOKIE (struct pin_cookie){ } + +#define lockdep_pin_lock(l) ({ struct pin_cookie cookie; cookie; }) +#define lockdep_repin_lock(l, c) do { (void)(l); (void)(c); } while (0) +#define lockdep_unpin_lock(l, c) do { (void)(l); (void)(c); } while (0) #endif /* !LOCKDEP */ @@ -444,6 +457,18 @@ do { \ lock_acquired(&(_lock)->dep_map, _RET_IP_); \ } while (0) +#define LOCK_CONTENDED_RETURN(_lock, try, lock) \ +({ \ + int ____err = 0; \ + if (!try(_lock)) { \ + lock_contended(&(_lock)->dep_map, _RET_IP_); \ + ____err = lock(_lock); \ + } \ + if (!____err) \ + lock_acquired(&(_lock)->dep_map, _RET_IP_); \ + ____err; \ +}) + #else /* CONFIG_LOCK_STAT */ #define lock_contended(lockdep_map, ip) do {} while (0) @@ -452,6 +477,9 @@ do { \ #define LOCK_CONTENDED(_lock, try, lock) \ lock(_lock) +#define LOCK_CONTENDED_RETURN(_lock, try, lock) \ + lock(_lock) + #endif /* CONFIG_LOCK_STAT */ #ifdef CONFIG_LOCKDEP diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h index cdee11cbcdf1..512fd000562b 100644 --- a/include/linux/lsm_hooks.h +++ b/include/linux/lsm_hooks.h @@ -1190,7 +1190,8 @@ * Return 0 if permission is granted. * @settime: * Check permission to change the system time. - * struct timespec and timezone are defined in include/linux/time.h + * struct timespec64 is defined in include/linux/time64.h and timezone + * is defined in include/linux/time.h * @ts contains new time * @tz contains new timezone * Return 0 if permission is granted. @@ -1327,7 +1328,7 @@ union security_list_options { int (*quotactl)(int cmds, int type, int id, struct super_block *sb); int (*quota_on)(struct dentry *dentry); int (*syslog)(int type); - int (*settime)(const struct timespec *ts, const struct timezone *tz); + int (*settime)(const struct timespec64 *ts, const struct timezone *tz); int (*vm_enough_memory)(struct mm_struct *mm, long pages); int (*bprm_set_creds)(struct linux_binprm *bprm); @@ -1343,10 +1344,10 @@ union security_list_options { int (*sb_kern_mount)(struct super_block *sb, int flags, void *data); int (*sb_show_options)(struct seq_file *m, struct super_block *sb); int (*sb_statfs)(struct dentry *dentry); - int (*sb_mount)(const char *dev_name, struct path *path, + int (*sb_mount)(const char *dev_name, const struct path *path, const char *type, unsigned long flags, void *data); int (*sb_umount)(struct vfsmount *mnt, int flags); - int (*sb_pivotroot)(struct path *old_path, struct path *new_path); + int (*sb_pivotroot)(const struct path *old_path, const struct path *new_path); int (*sb_set_mnt_opts)(struct super_block *sb, struct security_mnt_opts *opts, unsigned long kern_flags, @@ -1360,23 +1361,23 @@ union security_list_options { #ifdef CONFIG_SECURITY_PATH - int (*path_unlink)(struct path *dir, struct dentry *dentry); - int (*path_mkdir)(struct path *dir, struct dentry *dentry, + int (*path_unlink)(const struct path *dir, struct dentry *dentry); + int (*path_mkdir)(const struct path *dir, struct dentry *dentry, umode_t mode); - int (*path_rmdir)(struct path *dir, struct dentry *dentry); - int (*path_mknod)(struct path *dir, struct dentry *dentry, + int (*path_rmdir)(const struct path *dir, struct dentry *dentry); + int (*path_mknod)(const struct path *dir, struct dentry *dentry, umode_t mode, unsigned int dev); - int (*path_truncate)(struct path *path); - int (*path_symlink)(struct path *dir, struct dentry *dentry, + int (*path_truncate)(const struct path *path); + int (*path_symlink)(const struct path *dir, struct dentry *dentry, const char *old_name); - int (*path_link)(struct dentry *old_dentry, struct path *new_dir, + int (*path_link)(struct dentry *old_dentry, const struct path *new_dir, struct dentry *new_dentry); - int (*path_rename)(struct path *old_dir, struct dentry *old_dentry, - struct path *new_dir, + int (*path_rename)(const struct path *old_dir, struct dentry *old_dentry, + const struct path *new_dir, struct dentry *new_dentry); - int (*path_chmod)(struct path *path, umode_t mode); - int (*path_chown)(struct path *path, kuid_t uid, kgid_t gid); - int (*path_chroot)(struct path *path); + int (*path_chmod)(const struct path *path, umode_t mode); + int (*path_chown)(const struct path *path, kuid_t uid, kgid_t gid); + int (*path_chroot)(const struct path *path); #endif int (*inode_alloc_security)(struct inode *inode); diff --git a/include/linux/mfd/as3722.h b/include/linux/mfd/as3722.h index 8d43e9f2a842..51e6f9414575 100644 --- a/include/linux/mfd/as3722.h +++ b/include/linux/mfd/as3722.h @@ -196,6 +196,7 @@ #define AS3722_LDO3_VSEL_MIN 0x01 #define AS3722_LDO3_VSEL_MAX 0x2D #define AS3722_LDO3_NUM_VOLT 0x2D +#define AS3722_LDO6_VSEL_BYPASS 0x3F #define AS3722_LDO_VSEL_MASK 0x7F #define AS3722_LDO_VSEL_MIN 0x01 #define AS3722_LDO_VSEL_MAX 0x7F diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index bc6f7e00fb3d..9837f1e8c94c 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -17,7 +17,7 @@ #include <linux/platform_device.h> struct irq_domain; -struct property_set; +struct property_entry; /* Matches ACPI PNP id, either _HID or _CID, or ACPI _ADR */ struct mfd_cell_acpi_match { @@ -47,7 +47,7 @@ struct mfd_cell { size_t pdata_size; /* device properties passed to the sub devices drivers */ - const struct property_set *pset; + struct property_entry *properties; /* * Device Tree compatible string diff --git a/include/linux/mfd/samsung/core.h b/include/linux/mfd/samsung/core.h index 6bc4bcd488ac..5a23dd4df432 100644 --- a/include/linux/mfd/samsung/core.h +++ b/include/linux/mfd/samsung/core.h @@ -30,6 +30,9 @@ #define MIN_600_MV 600000 #define MIN_500_MV 500000 +/* Ramp delay in uV/us */ +#define RAMP_DELAY_12_MVUS 12000 + /* Macros to represent steps for LDO/BUCK */ #define STEP_50_MV 50000 #define STEP_25_MV 25000 diff --git a/include/linux/mfd/samsung/s2mps11.h b/include/linux/mfd/samsung/s2mps11.h index b288965e8101..2c14eeca46f0 100644 --- a/include/linux/mfd/samsung/s2mps11.h +++ b/include/linux/mfd/samsung/s2mps11.h @@ -173,10 +173,12 @@ enum s2mps11_regulators { #define S2MPS11_LDO_VSEL_MASK 0x3F #define S2MPS11_BUCK_VSEL_MASK 0xFF +#define S2MPS11_BUCK9_VSEL_MASK 0x1F #define S2MPS11_ENABLE_MASK (0x03 << S2MPS11_ENABLE_SHIFT) #define S2MPS11_ENABLE_SHIFT 0x06 #define S2MPS11_LDO_N_VOLTAGES (S2MPS11_LDO_VSEL_MASK + 1) #define S2MPS11_BUCK_N_VOLTAGES (S2MPS11_BUCK_VSEL_MASK + 1) +#define S2MPS11_BUCK9_N_VOLTAGES (S2MPS11_BUCK9_VSEL_MASK + 1) #define S2MPS11_RAMP_DELAY 25000 /* uV/us */ #define S2MPS11_CTRL1_PWRHOLD_MASK BIT(4) diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index 05d58ee5e6a7..7a26286db895 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -66,8 +66,8 @@ */ #define TMIO_MMC_SDIO_IRQ (1 << 2) -/* Some controllers don't need to wait 10ms for clock changes */ -#define TMIO_MMC_FAST_CLK_CHG (1 << 3) +/* Some features are only available or tested on RCar Gen2 or later */ +#define TMIO_MMC_MIN_RCAR2 (1 << 3) /* * Some controllers require waiting for the SD bus to become diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 8541a913f6a3..d1f904c8b2cb 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -828,6 +828,11 @@ struct mlx4_vf_dev { u8 n_ports; }; +enum mlx4_pci_status { + MLX4_PCI_STATUS_DISABLED, + MLX4_PCI_STATUS_ENABLED, +}; + struct mlx4_dev_persistent { struct pci_dev *pdev; struct mlx4_dev *dev; @@ -841,6 +846,8 @@ struct mlx4_dev_persistent { u8 state; struct mutex interface_state_mutex; /* protect SW state */ u8 interface_state; + struct mutex pci_status_mutex; /* sync pci state */ + enum mlx4_pci_status pci_status; }; struct mlx4_dev { diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 8156e3c9239c..b3575f392492 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -392,6 +392,17 @@ enum { MLX5_CAP_OFF_CMDIF_CSUM = 46, }; +enum { + /* + * Max wqe size for rdma read is 512 bytes, so this + * limits our max_sge_rd as the wqe needs to fit: + * - ctrl segment (16 bytes) + * - rdma segment (16 bytes) + * - scatter elements (16 bytes each) + */ + MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16 +}; + struct mlx5_inbox_hdr { __be16 opcode; u8 rsvd[4]; diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index dcd5ac8d3b14..369c837d40f5 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -519,8 +519,9 @@ enum mlx5_device_state { }; enum mlx5_interface_state { - MLX5_INTERFACE_STATE_DOWN, - MLX5_INTERFACE_STATE_UP, + MLX5_INTERFACE_STATE_DOWN = BIT(0), + MLX5_INTERFACE_STATE_UP = BIT(1), + MLX5_INTERFACE_STATE_SHUTDOWN = BIT(2), }; enum mlx5_pci_status { @@ -544,7 +545,7 @@ struct mlx5_core_dev { enum mlx5_device_state state; /* sync interface state */ struct mutex intf_state_mutex; - enum mlx5_interface_state interface_state; + unsigned long intf_state; void (*event) (struct mlx5_core_dev *dev, enum mlx5_dev_event event, unsigned long param); diff --git a/include/linux/mlx5/port.h b/include/linux/mlx5/port.h index a1d145abd4eb..b30250ab7604 100644 --- a/include/linux/mlx5/port.h +++ b/include/linux/mlx5/port.h @@ -54,9 +54,9 @@ int mlx5_set_port_admin_status(struct mlx5_core_dev *dev, int mlx5_query_port_admin_status(struct mlx5_core_dev *dev, enum mlx5_port_status *status); -int mlx5_set_port_mtu(struct mlx5_core_dev *dev, int mtu, u8 port); -void mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, int *max_mtu, u8 port); -void mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, int *oper_mtu, +int mlx5_set_port_mtu(struct mlx5_core_dev *dev, u16 mtu, u8 port); +void mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, u16 *max_mtu, u8 port); +void mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, u16 *oper_mtu, u8 port); int mlx5_query_port_vl_hw_cap(struct mlx5_core_dev *dev, diff --git a/include/linux/mlx5/vport.h b/include/linux/mlx5/vport.h index bd93e6323603..301da4a5e6bf 100644 --- a/include/linux/mlx5/vport.h +++ b/include/linux/mlx5/vport.h @@ -45,6 +45,8 @@ int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev, u16 vport, u8 *addr); int mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev *dev, u16 vport, u8 *addr); +int mlx5_query_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 *mtu); +int mlx5_modify_nic_vport_mtu(struct mlx5_core_dev *mdev, u16 mtu); int mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev *mdev, u64 *system_image_guid); int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid); diff --git a/include/linux/mm.h b/include/linux/mm.h index ffcff53e3b2b..727f799757ab 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -72,6 +72,10 @@ extern int mmap_rnd_compat_bits __read_mostly; #define __pa_symbol(x) __pa(RELOC_HIDE((unsigned long)(x), 0)) #endif +#ifndef page_to_virt +#define page_to_virt(x) __va(PFN_PHYS(page_to_pfn(x))) +#endif + /* * To prevent common memory management code establishing * a zero page mapping on a read fault. @@ -500,11 +504,20 @@ static inline int page_mapcount(struct page *page) #ifdef CONFIG_TRANSPARENT_HUGEPAGE int total_mapcount(struct page *page); +int page_trans_huge_mapcount(struct page *page, int *total_mapcount); #else static inline int total_mapcount(struct page *page) { return page_mapcount(page); } +static inline int page_trans_huge_mapcount(struct page *page, + int *total_mapcount) +{ + int mapcount = page_mapcount(page); + if (total_mapcount) + *total_mapcount = mapcount; + return mapcount; +} #endif static inline struct page *virt_to_head_page(const void *x) @@ -948,7 +961,7 @@ static inline struct mem_cgroup *page_memcg(struct page *page) static __always_inline void *lowmem_page_address(const struct page *page) { - return __va(PFN_PHYS(page_to_pfn(page))); + return page_to_virt(page); } #if defined(CONFIG_HIGHMEM) && !defined(WANT_PAGE_VIRTUAL) @@ -1031,6 +1044,8 @@ static inline bool page_mapped(struct page *page) page = compound_head(page); if (atomic_read(compound_mapcount_ptr(page)) >= 0) return true; + if (PageHuge(page)) + return false; for (i = 0; i < hpage_nr_pages(page); i++) { if (atomic_read(&page[i]._mapcount) >= 0) return true; @@ -1138,6 +1153,8 @@ struct zap_details { struct page *vm_normal_page(struct vm_area_struct *vma, unsigned long addr, pte_t pte); +struct page *vm_normal_page_pmd(struct vm_area_struct *vma, unsigned long addr, + pmd_t pmd); int zap_vma_ptes(struct vm_area_struct *vma, unsigned long address, unsigned long size); @@ -1250,78 +1267,20 @@ long get_user_pages_remote(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, struct vm_area_struct **vmas); -long get_user_pages6(unsigned long start, unsigned long nr_pages, +long get_user_pages(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, struct vm_area_struct **vmas); -long get_user_pages_locked6(unsigned long start, unsigned long nr_pages, +long get_user_pages_locked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, int *locked); long __get_user_pages_unlocked(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages, unsigned int gup_flags); -long get_user_pages_unlocked5(unsigned long start, unsigned long nr_pages, +long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages, int write, int force, struct page **pages); int get_user_pages_fast(unsigned long start, int nr_pages, int write, struct page **pages); -/* suppress warnings from use in EXPORT_SYMBOL() */ -#ifndef __DISABLE_GUP_DEPRECATED -#define __gup_deprecated __deprecated -#else -#define __gup_deprecated -#endif -/* - * These macros provide backward-compatibility with the old - * get_user_pages() variants which took tsk/mm. These - * functions/macros provide both compile-time __deprecated so we - * can catch old-style use and not break the build. The actual - * functions also have WARN_ON()s to let us know at runtime if - * the get_user_pages() should have been the "remote" variant. - * - * These are hideous, but temporary. - * - * If you run into one of these __deprecated warnings, look - * at how you are calling get_user_pages(). If you are calling - * it with current/current->mm as the first two arguments, - * simply remove those arguments. The behavior will be the same - * as it is now. If you are calling it on another task, use - * get_user_pages_remote() instead. - * - * Any questions? Ask Dave Hansen <dave@sr71.net> - */ -long -__gup_deprecated -get_user_pages8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, - struct vm_area_struct **vmas); -#define GUP_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, get_user_pages, ...) \ - get_user_pages -#define get_user_pages(...) GUP_MACRO(__VA_ARGS__, \ - get_user_pages8, x, \ - get_user_pages6, x, x, x, x, x)(__VA_ARGS__) - -__gup_deprecated -long get_user_pages_locked8(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages, - int *locked); -#define GUPL_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, get_user_pages_locked, ...) \ - get_user_pages_locked -#define get_user_pages_locked(...) GUPL_MACRO(__VA_ARGS__, \ - get_user_pages_locked8, x, \ - get_user_pages_locked6, x, x, x, x)(__VA_ARGS__) - -__gup_deprecated -long get_user_pages_unlocked7(struct task_struct *tsk, struct mm_struct *mm, - unsigned long start, unsigned long nr_pages, - int write, int force, struct page **pages); -#define GUPU_MACRO(_1, _2, _3, _4, _5, _6, _7, get_user_pages_unlocked, ...) \ - get_user_pages_unlocked -#define get_user_pages_unlocked(...) GUPU_MACRO(__VA_ARGS__, \ - get_user_pages_unlocked7, x, \ - get_user_pages_unlocked5, x, x, x, x)(__VA_ARGS__) - /* Container for pinned pfns / pages */ struct frame_vector { unsigned int nr_allocated; /* Number of frames we have space for */ diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h index 7b41c6db1bb6..f7ed271a1d54 100644 --- a/include/linux/mmc/dw_mmc.h +++ b/include/linux/mmc/dw_mmc.h @@ -36,7 +36,6 @@ enum { EVENT_XFER_COMPLETE, EVENT_DATA_COMPLETE, EVENT_DATA_ERROR, - EVENT_XFER_ERROR }; struct mmc_data; @@ -55,6 +54,7 @@ struct dw_mci_dma_slave { /** * struct dw_mci - MMC controller state shared between all slots * @lock: Spinlock protecting the queue and associated data. + * @irq_lock: Spinlock protecting the INTMASK setting. * @regs: Pointer to MMIO registers. * @fifo_reg: Pointer to MMIO registers for data FIFO * @sg: Scatterlist entry currently being processed by PIO code, if any. @@ -65,6 +65,9 @@ struct dw_mci_dma_slave { * @cmd: The command currently being sent to the card, or NULL. * @data: The data currently being transferred, or NULL if no data * transfer is in progress. + * @stop_abort: The command currently prepared for stoping transfer. + * @prev_blksz: The former transfer blksz record. + * @timing: Record of current ios timing. * @use_dma: Whether DMA channel is initialized or not. * @using_dma: Whether DMA is in use for the current transfer. * @dma_64bit_address: Whether DMA supports 64-bit address mode or not. @@ -72,7 +75,10 @@ struct dw_mci_dma_slave { * @sg_cpu: Virtual address of DMA buffer. * @dma_ops: Pointer to platform-specific DMA callbacks. * @cmd_status: Snapshot of SR taken upon completion of the current + * @ring_size: Buffer size for idma descriptors. * command. Only valid when EVENT_CMD_COMPLETE is pending. + * @dms: structure of slave-dma private data. + * @phy_regs: physical address of controller's register map * @data_status: Snapshot of SR taken upon completion of the current * data transfer. Only valid when EVENT_DATA_COMPLETE or * EVENT_DATA_ERROR is pending. @@ -80,7 +86,6 @@ struct dw_mci_dma_slave { * to be sent. * @dir_status: Direction of current transfer. * @tasklet: Tasklet running the request state machine. - * @card_tasklet: Tasklet handling card detect. * @pending_events: Bitmask of events flagged by the interrupt handler * to be processed by the tasklet. * @completed_events: Bitmask of events which the state machine has @@ -91,6 +96,7 @@ struct dw_mci_dma_slave { * rate and timeout calculations. * @current_speed: Configured rate of the controller. * @num_slots: Number of slots available. + * @fifoth_val: The value of FIFOTH register. * @verid: Denote Version ID. * @dev: Device associated with the MMC controller. * @pdata: Platform data associated with the MMC controller. @@ -107,9 +113,11 @@ struct dw_mci_dma_slave { * @push_data: Pointer to FIFO push function. * @pull_data: Pointer to FIFO pull function. * @quirks: Set of quirks that apply to specific versions of the IP. + * @vqmmc_enabled: Status of vqmmc, should be true or false. * @irq_flags: The flags to be passed to request_irq. * @irq: The irq value to be passed to request_irq. * @sdio_id0: Number of slot0 in the SDIO interrupt registers. + * @cmd11_timer: Timer for SD3.0 voltage switch over scheme. * @dto_timer: Timer for broken data transfer over scheme. * * Locking diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 8dd4d290ab0d..85800b48241f 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -93,28 +93,39 @@ struct mmc_host_ops { void (*pre_req)(struct mmc_host *host, struct mmc_request *req, bool is_first_req); void (*request)(struct mmc_host *host, struct mmc_request *req); + + /* + * Avoid calling the next three functions too often or in a "fast + * path", since underlaying controller might implement them in an + * expensive and/or slow way. Also note that these functions might + * sleep, so don't call them in the atomic contexts! + */ + + /* + * Notes to the set_ios callback: + * ios->clock might be 0. For some controllers, setting 0Hz + * as any other frequency works. However, some controllers + * explicitly need to disable the clock. Otherwise e.g. voltage + * switching might fail because the SDCLK is not really quiet. + */ + void (*set_ios)(struct mmc_host *host, struct mmc_ios *ios); + /* - * Avoid calling these three functions too often or in a "fast path", - * since underlaying controller might implement them in an expensive - * and/or slow way. - * - * Also note that these functions might sleep, so don't call them - * in the atomic contexts! - * * Return values for the get_ro callback should be: * 0 for a read/write card * 1 for a read-only card * -ENOSYS when not supported (equal to NULL callback) * or a negative errno value when something bad happened - * + */ + int (*get_ro)(struct mmc_host *host); + + /* * Return values for the get_cd callback should be: * 0 for a absent card * 1 for a present card * -ENOSYS when not supported (equal to NULL callback) * or a negative errno value when something bad happened */ - void (*set_ios)(struct mmc_host *host, struct mmc_ios *ios); - int (*get_ro)(struct mmc_host *host); int (*get_cd)(struct mmc_host *host); void (*enable_sdio_irq)(struct mmc_host *host, int enable); diff --git a/include/linux/mmc/sh_mobile_sdhi.h b/include/linux/mmc/sh_mobile_sdhi.h deleted file mode 100644 index 95d6f0314a7d..000000000000 --- a/include/linux/mmc/sh_mobile_sdhi.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef LINUX_MMC_SH_MOBILE_SDHI_H -#define LINUX_MMC_SH_MOBILE_SDHI_H - -#include <linux/types.h> - -#define SH_MOBILE_SDHI_IRQ_CARD_DETECT "card_detect" -#define SH_MOBILE_SDHI_IRQ_SDCARD "sdcard" -#define SH_MOBILE_SDHI_IRQ_SDIO "sdio" - -#endif /* LINUX_MMC_SH_MOBILE_SDHI_H */ diff --git a/include/linux/mmc/tmio.h b/include/linux/mmc/tmio.h deleted file mode 100644 index 5f5cd80e9765..000000000000 --- a/include/linux/mmc/tmio.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * include/linux/mmc/tmio.h - * - * Copyright (C) 2016 Sang Engineering, Wolfram Sang - * Copyright (C) 2015-16 Renesas Electronics Corporation - * Copyright (C) 2007 Ian Molton - * Copyright (C) 2004 Ian Molton - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Driver for the MMC / SD / SDIO cell found in: - * - * TC6393XB TC6391XB TC6387XB T7L66XB ASIC3 - */ -#ifndef LINUX_MMC_TMIO_H -#define LINUX_MMC_TMIO_H - -#define CTL_SD_CMD 0x00 -#define CTL_ARG_REG 0x04 -#define CTL_STOP_INTERNAL_ACTION 0x08 -#define CTL_XFER_BLK_COUNT 0xa -#define CTL_RESPONSE 0x0c -#define CTL_STATUS 0x1c -#define CTL_STATUS2 0x1e -#define CTL_IRQ_MASK 0x20 -#define CTL_SD_CARD_CLK_CTL 0x24 -#define CTL_SD_XFER_LEN 0x26 -#define CTL_SD_MEM_CARD_OPT 0x28 -#define CTL_SD_ERROR_DETAIL_STATUS 0x2c -#define CTL_SD_DATA_PORT 0x30 -#define CTL_TRANSACTION_CTL 0x34 -#define CTL_SDIO_STATUS 0x36 -#define CTL_SDIO_IRQ_MASK 0x38 -#define CTL_DMA_ENABLE 0xd8 -#define CTL_RESET_SD 0xe0 -#define CTL_VERSION 0xe2 -#define CTL_SDIO_REGS 0x100 -#define CTL_CLK_AND_WAIT_CTL 0x138 -#define CTL_RESET_SDIO 0x1e0 - -/* Definitions for values the CTRL_STATUS register can take. */ -#define TMIO_STAT_CMDRESPEND 0x00000001 -#define TMIO_STAT_DATAEND 0x00000004 -#define TMIO_STAT_CARD_REMOVE 0x00000008 -#define TMIO_STAT_CARD_INSERT 0x00000010 -#define TMIO_STAT_SIGSTATE 0x00000020 -#define TMIO_STAT_WRPROTECT 0x00000080 -#define TMIO_STAT_CARD_REMOVE_A 0x00000100 -#define TMIO_STAT_CARD_INSERT_A 0x00000200 -#define TMIO_STAT_SIGSTATE_A 0x00000400 -#define TMIO_STAT_CMD_IDX_ERR 0x00010000 -#define TMIO_STAT_CRCFAIL 0x00020000 -#define TMIO_STAT_STOPBIT_ERR 0x00040000 -#define TMIO_STAT_DATATIMEOUT 0x00080000 -#define TMIO_STAT_RXOVERFLOW 0x00100000 -#define TMIO_STAT_TXUNDERRUN 0x00200000 -#define TMIO_STAT_CMDTIMEOUT 0x00400000 -#define TMIO_STAT_RXRDY 0x01000000 -#define TMIO_STAT_TXRQ 0x02000000 -#define TMIO_STAT_ILL_FUNC 0x20000000 -#define TMIO_STAT_CMD_BUSY 0x40000000 -#define TMIO_STAT_ILL_ACCESS 0x80000000 - -#define CLK_CTL_DIV_MASK 0xff -#define CLK_CTL_SCLKEN BIT(8) - -#define TMIO_BBS 512 /* Boot block size */ - -#endif /* LINUX_MMC_TMIO_H */ diff --git a/include/linux/mmu_context.h b/include/linux/mmu_context.h index 70fffeba7495..a4441784503b 100644 --- a/include/linux/mmu_context.h +++ b/include/linux/mmu_context.h @@ -1,9 +1,16 @@ #ifndef _LINUX_MMU_CONTEXT_H #define _LINUX_MMU_CONTEXT_H +#include <asm/mmu_context.h> + struct mm_struct; void use_mm(struct mm_struct *mm); void unuse_mm(struct mm_struct *mm); +/* Architectures that care about IRQ state in switch_mm can override this. */ +#ifndef switch_mm_irqs_off +# define switch_mm_irqs_off switch_mm +#endif + #endif diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 771272187316..ef9fea4fc400 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -283,17 +283,7 @@ int mtd_panic_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf); int mtd_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops); - -static inline int mtd_write_oob(struct mtd_info *mtd, loff_t to, - struct mtd_oob_ops *ops) -{ - ops->retlen = ops->oobretlen = 0; - if (!mtd->_write_oob) - return -EOPNOTSUPP; - if (!(mtd->flags & MTD_WRITEABLE)) - return -EROFS; - return mtd->_write_oob(mtd, to, ops); -} +int mtd_write_oob(struct mtd_info *mtd, loff_t to, struct mtd_oob_ops *ops); int mtd_get_fact_prot_info(struct mtd_info *mtd, size_t len, size_t *retlen, struct otp_info *buf); diff --git a/include/linux/namei.h b/include/linux/namei.h index 77d01700daf7..ec5ec2818a28 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -79,6 +79,8 @@ extern int kern_path_mountpoint(int, const char *, struct path *, unsigned int); extern struct dentry *lookup_one_len(const char *, struct dentry *, int); extern struct dentry *lookup_one_len_unlocked(const char *, struct dentry *, int); +struct qstr; +extern struct dentry *lookup_hash(const struct qstr *, struct dentry *); extern int follow_down_one(struct path *); extern int follow_down(struct path *); diff --git a/include/linux/net.h b/include/linux/net.h index 49175e4ced11..f840d77c6c31 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -246,7 +246,15 @@ do { \ net_ratelimited_function(pr_warn, fmt, ##__VA_ARGS__) #define net_info_ratelimited(fmt, ...) \ net_ratelimited_function(pr_info, fmt, ##__VA_ARGS__) -#if defined(DEBUG) +#if defined(CONFIG_DYNAMIC_DEBUG) +#define net_dbg_ratelimited(fmt, ...) \ +do { \ + DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ + if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT) && \ + net_ratelimit()) \ + __dynamic_pr_debug(&descriptor, fmt, ##__VA_ARGS__); \ +} while (0) +#elif defined(DEBUG) #define net_dbg_ratelimited(fmt, ...) \ net_ratelimited_function(pr_debug, fmt, ##__VA_ARGS__) #else diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 8395308a2445..78181a88903b 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2164,6 +2164,9 @@ struct packet_offload { struct udp_offload; +/* 'skb->encapsulation' is set before gro_complete() is called. gro_complete() + * must set 'skb->inner_mac_header' to the beginning of tunnel payload. + */ struct udp_offload_callbacks { struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb, @@ -4004,7 +4007,7 @@ netdev_features_t netif_skb_features(struct sk_buff *skb); static inline bool net_gso_ok(netdev_features_t features, int gso_type) { - netdev_features_t feature = gso_type << NETIF_F_GSO_SHIFT; + netdev_features_t feature = (netdev_features_t)gso_type << NETIF_F_GSO_SHIFT; /* check flags correspondence */ BUILD_BUG_ON(SKB_GSO_TCPV4 != (NETIF_F_TSO >> NETIF_F_GSO_SHIFT)); diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 67300f8e5f2f..d71278c3c5bd 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -163,11 +163,9 @@ struct nfs_inode { /* Open contexts for shared mmap writes */ struct list_head open_files; - /* Number of in-flight sillydelete RPC calls */ - atomic_t silly_count; - /* List of deferred sillydelete requests */ - struct hlist_head silly_list; - wait_queue_head_t waitqueue; + /* Readers: in-flight sillydelete RPC calls */ + /* Writers: rmdir */ + struct rw_semaphore rmdir_sem; #if IS_ENABLED(CONFIG_NFS_V4) struct nfs4_cached_acl *nfs4_acl; @@ -445,10 +443,9 @@ static inline struct rpc_cred *nfs_file_cred(struct file *file) /* * linux/fs/nfs/direct.c */ -extern ssize_t nfs_direct_IO(struct kiocb *, struct iov_iter *, loff_t); +extern ssize_t nfs_direct_IO(struct kiocb *, struct iov_iter *); extern ssize_t nfs_file_direct_read(struct kiocb *iocb, - struct iov_iter *iter, - loff_t pos); + struct iov_iter *iter); extern ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter); @@ -492,9 +489,6 @@ extern void nfs_release_automount_timer(void); * linux/fs/nfs/unlink.c */ extern void nfs_complete_unlink(struct dentry *dentry, struct inode *); -extern void nfs_wait_on_sillyrename(struct dentry *dentry); -extern void nfs_block_sillyrename(struct dentry *dentry); -extern void nfs_unblock_sillyrename(struct dentry *dentry); /* * linux/fs/nfs/write.c diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index d320906cf13e..ee8491dadbf3 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1468,10 +1468,10 @@ struct nfs_pgio_completion_ops { }; struct nfs_unlinkdata { - struct hlist_node list; struct nfs_removeargs args; struct nfs_removeres res; - struct inode *dir; + struct dentry *dentry; + wait_queue_head_t wq; struct rpc_cred *cred; struct nfs_fattr dir_attr; long timeout; diff --git a/include/linux/of.h b/include/linux/of.h index 7fcb681baadf..77ddace575e8 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -133,7 +133,7 @@ void of_core_init(void); static inline bool is_of_node(struct fwnode_handle *fwnode) { - return fwnode && fwnode->type == FWNODE_OF; + return !IS_ERR_OR_NULL(fwnode) && fwnode->type == FWNODE_OF; } static inline struct device_node *to_of_node(struct fwnode_handle *fwnode) @@ -685,6 +685,15 @@ static inline int of_node_to_nid(struct device_node *device) } #endif +#ifdef CONFIG_OF_NUMA +extern int of_numa_init(void); +#else +static inline int of_numa_init(void) +{ + return -ENOSYS; +} +#endif + static inline struct device_node *of_find_matching_node( struct device_node *from, const struct of_device_id *matches) diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index f4ed4f1b0c77..6b052aa7b5b7 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -517,6 +517,27 @@ static inline int PageTransCompound(struct page *page) } /* + * PageTransCompoundMap is the same as PageTransCompound, but it also + * guarantees the primary MMU has the entire compound page mapped + * through pmd_trans_huge, which in turn guarantees the secondary MMUs + * can also map the entire compound page. This allows the secondary + * MMUs to call get_user_pages() only once for each compound page and + * to immediately map the entire compound page with a single secondary + * MMU fault. If there will be a pmd split later, the secondary MMUs + * will get an update through the MMU notifier invalidation through + * split_huge_pmd(). + * + * Unlike PageTransCompound, this is safe to be called only while + * split_huge_pmd() cannot run from under us, like if protected by the + * MMU notifier, otherwise it may result in page->_mapcount < 0 false + * positives. + */ +static inline int PageTransCompoundMap(struct page *page) +{ + return PageTransCompound(page) && atomic_read(&page->_mapcount) < 0; +} + +/* * PageTransTail returns true for both transparent huge pages * and hugetlbfs pages, so it should only be called when it's known * that hugetlbfs pages aren't involved. @@ -559,6 +580,7 @@ static inline int TestClearPageDoubleMap(struct page *page) #else TESTPAGEFLAG_FALSE(TransHuge) TESTPAGEFLAG_FALSE(TransCompound) +TESTPAGEFLAG_FALSE(TransCompoundMap) TESTPAGEFLAG_FALSE(TransTail) TESTPAGEFLAG_FALSE(DoubleMap) TESTSETFLAG_FALSE(DoubleMap) diff --git a/include/linux/pci.h b/include/linux/pci.h index 004b8133417d..932ec74909c6 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1111,6 +1111,7 @@ void pci_unlock_rescan_remove(void); /* Vital product data routines */ ssize_t pci_read_vpd(struct pci_dev *dev, loff_t pos, size_t count, void *buf); ssize_t pci_write_vpd(struct pci_dev *dev, loff_t pos, size_t count, const void *buf); +int pci_set_vpd_size(struct pci_dev *dev, size_t len); /* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */ resource_size_t pcibios_retrieve_fw_addr(struct pci_dev *dev, int idx); diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h index 4196c90a3c88..d28ac05c7f92 100644 --- a/include/linux/perf/arm_pmu.h +++ b/include/linux/perf/arm_pmu.h @@ -105,6 +105,8 @@ struct arm_pmu { struct mutex reserve_mutex; u64 max_period; bool secure_access; /* 32-bit ARM only */ +#define ARMV8_PMUV3_MAX_COMMON_EVENTS 0x40 + DECLARE_BITMAP(pmceid_bitmap, ARMV8_PMUV3_MAX_COMMON_EVENTS); struct platform_device *plat_device; struct pmu_hw_events __percpu *hw_events; struct notifier_block hotplug_nb; diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index f291275ffd71..9e1c3ada91c4 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -58,7 +58,7 @@ struct perf_guest_info_callbacks { struct perf_callchain_entry { __u64 nr; - __u64 ip[PERF_MAX_STACK_DEPTH]; + __u64 ip[0]; /* /proc/sys/kernel/perf_event_max_stack */ }; struct perf_raw_record { @@ -151,6 +151,15 @@ struct hw_perf_event { */ struct task_struct *target; + /* + * PMU would store hardware filter configuration + * here. + */ + void *addr_filters; + + /* Last sync'ed generation of filters */ + unsigned long addr_filters_gen; + /* * hw_perf_event::state flags; used to track the PERF_EF_* state. */ @@ -216,6 +225,7 @@ struct perf_event; #define PERF_PMU_CAP_AUX_SW_DOUBLEBUF 0x08 #define PERF_PMU_CAP_EXCLUSIVE 0x10 #define PERF_PMU_CAP_ITRACE 0x20 +#define PERF_PMU_CAP_HETEROGENEOUS_CPUS 0x40 /** * struct pmu - generic performance monitoring unit @@ -240,6 +250,9 @@ struct pmu { int task_ctx_nr; int hrtimer_interval_ms; + /* number of address filters this PMU can do */ + unsigned int nr_addr_filters; + /* * Fully disable/enable this PMU, can be used to protect from the PMI * as well as for lazy/batch writing of the MSRs. @@ -393,12 +406,71 @@ struct pmu { void (*free_aux) (void *aux); /* optional */ /* + * Validate address range filters: make sure the HW supports the + * requested configuration and number of filters; return 0 if the + * supplied filters are valid, -errno otherwise. + * + * Runs in the context of the ioctl()ing process and is not serialized + * with the rest of the PMU callbacks. + */ + int (*addr_filters_validate) (struct list_head *filters); + /* optional */ + + /* + * Synchronize address range filter configuration: + * translate hw-agnostic filters into hardware configuration in + * event::hw::addr_filters. + * + * Runs as a part of filter sync sequence that is done in ->start() + * callback by calling perf_event_addr_filters_sync(). + * + * May (and should) traverse event::addr_filters::list, for which its + * caller provides necessary serialization. + */ + void (*addr_filters_sync) (struct perf_event *event); + /* optional */ + + /* * Filter events for PMU-specific reasons. */ int (*filter_match) (struct perf_event *event); /* optional */ }; /** + * struct perf_addr_filter - address range filter definition + * @entry: event's filter list linkage + * @inode: object file's inode for file-based filters + * @offset: filter range offset + * @size: filter range size + * @range: 1: range, 0: address + * @filter: 1: filter/start, 0: stop + * + * This is a hardware-agnostic filter configuration as specified by the user. + */ +struct perf_addr_filter { + struct list_head entry; + struct inode *inode; + unsigned long offset; + unsigned long size; + unsigned int range : 1, + filter : 1; +}; + +/** + * struct perf_addr_filters_head - container for address range filters + * @list: list of filters for this event + * @lock: spinlock that serializes accesses to the @list and event's + * (and its children's) filter generations. + * + * A child event will use parent's @list (and therefore @lock), so they are + * bundled together; see perf_event_addr_filters(). + */ +struct perf_addr_filters_head { + struct list_head list; + raw_spinlock_t lock; +}; + +/** * enum perf_event_active_state - the states of a event */ enum perf_event_active_state { @@ -566,6 +638,12 @@ struct perf_event { atomic_t event_limit; + /* address range filters */ + struct perf_addr_filters_head addr_filters; + /* vma address array for file-based filders */ + unsigned long *addr_filters_offs; + unsigned long addr_filters_gen; + void (*destroy)(struct perf_event *); struct rcu_head rcu_head; @@ -834,9 +912,25 @@ extern int perf_event_overflow(struct perf_event *event, struct perf_sample_data *data, struct pt_regs *regs); +extern void perf_event_output_forward(struct perf_event *event, + struct perf_sample_data *data, + struct pt_regs *regs); +extern void perf_event_output_backward(struct perf_event *event, + struct perf_sample_data *data, + struct pt_regs *regs); extern void perf_event_output(struct perf_event *event, - struct perf_sample_data *data, - struct pt_regs *regs); + struct perf_sample_data *data, + struct pt_regs *regs); + +static inline bool +is_default_overflow_handler(struct perf_event *event) +{ + if (likely(event->overflow_handler == perf_event_output_forward)) + return true; + if (unlikely(event->overflow_handler == perf_event_output_backward)) + return true; + return false; +} extern void perf_event_header__init_id(struct perf_event_header *header, @@ -977,9 +1071,11 @@ get_perf_callchain(struct pt_regs *regs, u32 init_nr, bool kernel, bool user, extern int get_callchain_buffers(void); extern void put_callchain_buffers(void); +extern int sysctl_perf_event_max_stack; + static inline int perf_callchain_store(struct perf_callchain_entry *entry, u64 ip) { - if (entry->nr < PERF_MAX_STACK_DEPTH) { + if (entry->nr < sysctl_perf_event_max_stack) { entry->ip[entry->nr++] = ip; return 0; } else { @@ -1001,6 +1097,8 @@ extern int perf_cpu_time_max_percent_handler(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); +int perf_event_max_stack_handler(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos); static inline bool perf_paranoid_tracepoint_raw(void) { @@ -1045,8 +1143,41 @@ static inline bool has_aux(struct perf_event *event) return event->pmu->setup_aux; } +static inline bool is_write_backward(struct perf_event *event) +{ + return !!event->attr.write_backward; +} + +static inline bool has_addr_filter(struct perf_event *event) +{ + return event->pmu->nr_addr_filters; +} + +/* + * An inherited event uses parent's filters + */ +static inline struct perf_addr_filters_head * +perf_event_addr_filters(struct perf_event *event) +{ + struct perf_addr_filters_head *ifh = &event->addr_filters; + + if (event->parent) + ifh = &event->parent->addr_filters; + + return ifh; +} + +extern void perf_event_addr_filters_sync(struct perf_event *event); + extern int perf_output_begin(struct perf_output_handle *handle, struct perf_event *event, unsigned int size); +extern int perf_output_begin_forward(struct perf_output_handle *handle, + struct perf_event *event, + unsigned int size); +extern int perf_output_begin_backward(struct perf_output_handle *handle, + struct perf_event *event, + unsigned int size); + extern void perf_output_end(struct perf_output_handle *handle); extern unsigned int perf_output_copy(struct perf_output_handle *handle, const void *buf, unsigned int len); diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 03b755521fd9..98c2a7c7108e 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -18,7 +18,7 @@ #define PLATFORM_DEVID_AUTO (-2) struct mfd_cell; -struct property_set; +struct property_entry; struct platform_device { const char *name; @@ -73,7 +73,7 @@ struct platform_device_info { size_t size_data; u64 dma_mask; - const struct property_set *pset; + struct property_entry *properties; }; extern struct platform_device *platform_device_register_full( const struct platform_device_info *pdevinfo); @@ -172,7 +172,7 @@ extern int platform_device_add_resources(struct platform_device *pdev, extern int platform_device_add_data(struct platform_device *pdev, const void *data, size_t size); extern int platform_device_add_properties(struct platform_device *pdev, - const struct property_set *pset); + struct property_entry *properties); extern int platform_device_add(struct platform_device *pdev); extern void platform_device_del(struct platform_device *pdev); extern void platform_device_put(struct platform_device *pdev); diff --git a/include/linux/pm.h b/include/linux/pm.h index 6a5d654f4447..06eb353182ab 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -563,7 +563,6 @@ struct dev_pm_info { bool is_suspended:1; /* Ditto */ bool is_noirq_suspended:1; bool is_late_suspended:1; - bool ignore_children:1; bool early_init:1; /* Owned by the PM core */ bool direct_complete:1; /* Owned by the PM core */ spinlock_t lock; @@ -591,6 +590,7 @@ struct dev_pm_info { unsigned int deferred_resume:1; unsigned int run_wake:1; unsigned int runtime_auto:1; + bool ignore_children:1; unsigned int no_callbacks:1; unsigned int irq_safe:1; unsigned int use_autosuspend:1; diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index 49cd8890b873..39285c7bd3f5 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -28,14 +28,12 @@ enum gpd_status { struct dev_power_governor { bool (*power_down_ok)(struct dev_pm_domain *domain); - bool (*stop_ok)(struct device *dev); + bool (*suspend_ok)(struct device *dev); }; struct gpd_dev_ops { int (*start)(struct device *dev); int (*stop)(struct device *dev); - int (*save_state)(struct device *dev); - int (*restore_state)(struct device *dev); bool (*active_wakeup)(struct device *dev); }; @@ -94,7 +92,7 @@ struct gpd_timing_data { s64 resume_latency_ns; s64 effective_constraint_ns; bool constraint_changed; - bool cached_stop_ok; + bool cached_suspend_ok; }; struct pm_domain_data { diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index cccaf4a29e9f..bca26157f5b6 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -65,6 +65,10 @@ void dev_pm_opp_put_prop_name(struct device *dev); int dev_pm_opp_set_regulator(struct device *dev, const char *name); void dev_pm_opp_put_regulator(struct device *dev); int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq); +int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask); +int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); +void dev_pm_opp_remove_table(struct device *dev); +void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask); #else static inline unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp) { @@ -109,25 +113,25 @@ static inline struct dev_pm_opp *dev_pm_opp_get_suspend_opp(struct device *dev) static inline struct dev_pm_opp *dev_pm_opp_find_freq_exact(struct device *dev, unsigned long freq, bool available) { - return ERR_PTR(-EINVAL); + return ERR_PTR(-ENOTSUPP); } static inline struct dev_pm_opp *dev_pm_opp_find_freq_floor(struct device *dev, unsigned long *freq) { - return ERR_PTR(-EINVAL); + return ERR_PTR(-ENOTSUPP); } static inline struct dev_pm_opp *dev_pm_opp_find_freq_ceil(struct device *dev, unsigned long *freq) { - return ERR_PTR(-EINVAL); + return ERR_PTR(-ENOTSUPP); } static inline int dev_pm_opp_add(struct device *dev, unsigned long freq, unsigned long u_volt) { - return -EINVAL; + return -ENOTSUPP; } static inline void dev_pm_opp_remove(struct device *dev, unsigned long freq) @@ -147,73 +151,85 @@ static inline int dev_pm_opp_disable(struct device *dev, unsigned long freq) static inline struct srcu_notifier_head *dev_pm_opp_get_notifier( struct device *dev) { - return ERR_PTR(-EINVAL); + return ERR_PTR(-ENOTSUPP); } static inline int dev_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count) { - return -EINVAL; + return -ENOTSUPP; } static inline void dev_pm_opp_put_supported_hw(struct device *dev) {} static inline int dev_pm_opp_set_prop_name(struct device *dev, const char *name) { - return -EINVAL; + return -ENOTSUPP; } static inline void dev_pm_opp_put_prop_name(struct device *dev) {} static inline int dev_pm_opp_set_regulator(struct device *dev, const char *name) { - return -EINVAL; + return -ENOTSUPP; } static inline void dev_pm_opp_put_regulator(struct device *dev) {} static inline int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) { + return -ENOTSUPP; +} + +static inline int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask) +{ + return -ENOTSUPP; +} + +static inline int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) +{ return -EINVAL; } +static inline void dev_pm_opp_remove_table(struct device *dev) +{ +} + +static inline void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask) +{ +} + #endif /* CONFIG_PM_OPP */ #if defined(CONFIG_PM_OPP) && defined(CONFIG_OF) int dev_pm_opp_of_add_table(struct device *dev); void dev_pm_opp_of_remove_table(struct device *dev); -int dev_pm_opp_of_cpumask_add_table(cpumask_var_t cpumask); -void dev_pm_opp_of_cpumask_remove_table(cpumask_var_t cpumask); -int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask); -int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask); +int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask); +void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask); +int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); #else static inline int dev_pm_opp_of_add_table(struct device *dev) { - return -EINVAL; + return -ENOTSUPP; } static inline void dev_pm_opp_of_remove_table(struct device *dev) { } -static inline int dev_pm_opp_of_cpumask_add_table(cpumask_var_t cpumask) -{ - return -ENOSYS; -} - -static inline void dev_pm_opp_of_cpumask_remove_table(cpumask_var_t cpumask) +static inline int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask) { + return -ENOTSUPP; } -static inline int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask) +static inline void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask) { - return -ENOSYS; } -static inline int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask) +static inline int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) { - return -ENOSYS; + return -ENOTSUPP; } #endif diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index 7af093d6a4dd..2e14d2667b6c 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -56,6 +56,11 @@ extern void pm_runtime_update_max_time_suspended(struct device *dev, s64 delta_ns); extern void pm_runtime_set_memalloc_noio(struct device *dev, bool enable); +static inline void pm_suspend_ignore_children(struct device *dev, bool enable) +{ + dev->power.ignore_children = enable; +} + static inline bool pm_children_suspended(struct device *dev) { return dev->power.ignore_children @@ -156,6 +161,7 @@ static inline void __pm_runtime_disable(struct device *dev, bool c) {} static inline void pm_runtime_allow(struct device *dev) {} static inline void pm_runtime_forbid(struct device *dev) {} +static inline void pm_suspend_ignore_children(struct device *dev, bool enable) {} static inline bool pm_children_suspended(struct device *dev) { return false; } static inline void pm_runtime_get_noresume(struct device *dev) {} static inline void pm_runtime_put_noidle(struct device *dev) {} diff --git a/include/linux/pmem.h b/include/linux/pmem.h index ac6d872ce067..57d146fe44dd 100644 --- a/include/linux/pmem.h +++ b/include/linux/pmem.h @@ -72,6 +72,18 @@ static inline void arch_invalidate_pmem(void __pmem *addr, size_t size) } #endif +static inline bool arch_has_pmem_api(void) +{ + return IS_ENABLED(CONFIG_ARCH_HAS_PMEM_API); +} + +static inline int default_memcpy_from_pmem(void *dst, void __pmem const *src, + size_t size) +{ + memcpy(dst, (void __force *) src, size); + return 0; +} + /* * memcpy_from_pmem - read from persistent memory with error handling * @dst: destination buffer @@ -83,12 +95,10 @@ static inline void arch_invalidate_pmem(void __pmem *addr, size_t size) static inline int memcpy_from_pmem(void *dst, void __pmem const *src, size_t size) { - return arch_memcpy_from_pmem(dst, src, size); -} - -static inline bool arch_has_pmem_api(void) -{ - return IS_ENABLED(CONFIG_ARCH_HAS_PMEM_API); + if (arch_has_pmem_api()) + return arch_memcpy_from_pmem(dst, src, size); + else + return default_memcpy_from_pmem(dst, src, size); } /** diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 5df733b8f704..2588ca6a9028 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -337,9 +337,11 @@ extern struct mutex pnp_res_mutex; #ifdef CONFIG_PNPBIOS extern struct pnp_protocol pnpbios_protocol; +extern bool arch_pnpbios_disabled(void); #define pnp_device_is_pnpbios(dev) ((dev)->protocol == (&pnpbios_protocol)) #else #define pnp_device_is_pnpbios(dev) 0 +#define arch_pnpbios_disabled() false #endif #ifdef CONFIG_PNPACPI diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h index 3e96a6a76103..5b5a80cc5926 100644 --- a/include/linux/posix_acl.h +++ b/include/linux/posix_acl.h @@ -99,7 +99,6 @@ extern int posix_acl_create(struct inode *, umode_t *, struct posix_acl **, extern int simple_set_acl(struct inode *, struct posix_acl *, int); extern int simple_acl_create(struct inode *, struct inode *); -struct posix_acl **acl_by_type(struct inode *inode, int type); struct posix_acl *get_cached_acl(struct inode *inode, int type); struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type); void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl); diff --git a/include/linux/property.h b/include/linux/property.h index b51fcd36d892..ecab11e40794 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -238,18 +238,9 @@ struct property_entry { .name = _name_, \ } -/** - * struct property_set - Collection of "built-in" device properties. - * @fwnode: Handle to be pointed to by the fwnode field of struct device. - * @properties: Array of properties terminated with a null entry. - */ -struct property_set { - struct fwnode_handle fwnode; - struct property_entry *properties; -}; - -int device_add_property_set(struct device *dev, const struct property_set *pset); -void device_remove_property_set(struct device *dev); +int device_add_properties(struct device *dev, + struct property_entry *properties); +void device_remove_properties(struct device *dev); bool device_dma_supported(struct device *dev); diff --git a/include/linux/proportions.h b/include/linux/proportions.h deleted file mode 100644 index 21221338ad18..000000000000 --- a/include/linux/proportions.h +++ /dev/null @@ -1,137 +0,0 @@ -/* - * FLoating proportions - * - * Copyright (C) 2007 Red Hat, Inc., Peter Zijlstra - * - * This file contains the public data structure and API definitions. - */ - -#ifndef _LINUX_PROPORTIONS_H -#define _LINUX_PROPORTIONS_H - -#include <linux/percpu_counter.h> -#include <linux/spinlock.h> -#include <linux/mutex.h> -#include <linux/gfp.h> - -struct prop_global { - /* - * The period over which we differentiate - * - * period = 2^shift - */ - int shift; - /* - * The total event counter aka 'time'. - * - * Treated as an unsigned long; the lower 'shift - 1' bits are the - * counter bits, the remaining upper bits the period counter. - */ - struct percpu_counter events; -}; - -/* - * global proportion descriptor - * - * this is needed to consistently flip prop_global structures. - */ -struct prop_descriptor { - int index; - struct prop_global pg[2]; - struct mutex mutex; /* serialize the prop_global switch */ -}; - -int prop_descriptor_init(struct prop_descriptor *pd, int shift, gfp_t gfp); -void prop_change_shift(struct prop_descriptor *pd, int new_shift); - -/* - * ----- PERCPU ------ - */ - -struct prop_local_percpu { - /* - * the local events counter - */ - struct percpu_counter events; - - /* - * snapshot of the last seen global state - */ - int shift; - unsigned long period; - raw_spinlock_t lock; /* protect the snapshot state */ -}; - -int prop_local_init_percpu(struct prop_local_percpu *pl, gfp_t gfp); -void prop_local_destroy_percpu(struct prop_local_percpu *pl); -void __prop_inc_percpu(struct prop_descriptor *pd, struct prop_local_percpu *pl); -void prop_fraction_percpu(struct prop_descriptor *pd, struct prop_local_percpu *pl, - long *numerator, long *denominator); - -static inline -void prop_inc_percpu(struct prop_descriptor *pd, struct prop_local_percpu *pl) -{ - unsigned long flags; - - local_irq_save(flags); - __prop_inc_percpu(pd, pl); - local_irq_restore(flags); -} - -/* - * Limit the time part in order to ensure there are some bits left for the - * cycle counter and fraction multiply. - */ -#if BITS_PER_LONG == 32 -#define PROP_MAX_SHIFT (3*BITS_PER_LONG/4) -#else -#define PROP_MAX_SHIFT (BITS_PER_LONG/2) -#endif - -#define PROP_FRAC_SHIFT (BITS_PER_LONG - PROP_MAX_SHIFT - 1) -#define PROP_FRAC_BASE (1UL << PROP_FRAC_SHIFT) - -void __prop_inc_percpu_max(struct prop_descriptor *pd, - struct prop_local_percpu *pl, long frac); - - -/* - * ----- SINGLE ------ - */ - -struct prop_local_single { - /* - * the local events counter - */ - unsigned long events; - - /* - * snapshot of the last seen global state - * and a lock protecting this state - */ - unsigned long period; - int shift; - raw_spinlock_t lock; /* protect the snapshot state */ -}; - -#define INIT_PROP_LOCAL_SINGLE(name) \ -{ .lock = __RAW_SPIN_LOCK_UNLOCKED(name.lock), \ -} - -int prop_local_init_single(struct prop_local_single *pl); -void prop_local_destroy_single(struct prop_local_single *pl); -void __prop_inc_single(struct prop_descriptor *pd, struct prop_local_single *pl); -void prop_fraction_single(struct prop_descriptor *pd, struct prop_local_single *pl, - long *numerator, long *denominator); - -static inline -void prop_inc_single(struct prop_descriptor *pd, struct prop_local_single *pl) -{ - unsigned long flags; - - local_irq_save(flags); - __prop_inc_single(pd, pl); - local_irq_restore(flags); -} - -#endif /* _LINUX_PROPORTIONS_H */ diff --git a/include/linux/pwm.h b/include/linux/pwm.h index cfc3ed46cad2..b78d27c42629 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -74,6 +74,24 @@ enum pwm_polarity { PWM_POLARITY_INVERSED, }; +/** + * struct pwm_args - board-dependent PWM arguments + * @period: reference period + * @polarity: reference polarity + * + * This structure describes board-dependent arguments attached to a PWM + * device. These arguments are usually retrieved from the PWM lookup table or + * device tree. + * + * Do not confuse this with the PWM state: PWM arguments represent the initial + * configuration that users want to use on this PWM device rather than the + * current PWM hardware state. + */ +struct pwm_args { + unsigned int period; + enum pwm_polarity polarity; +}; + enum { PWMF_REQUESTED = 1 << 0, PWMF_ENABLED = 1 << 1, @@ -92,6 +110,7 @@ enum { * @period: period of the PWM signal (in nanoseconds) * @duty_cycle: duty cycle of the PWM signal (in nanoseconds) * @polarity: polarity of the PWM signal + * @args: PWM arguments */ struct pwm_device { const char *label; @@ -105,6 +124,8 @@ struct pwm_device { unsigned int period; unsigned int duty_cycle; enum pwm_polarity polarity; + + struct pwm_args args; }; static inline bool pwm_is_enabled(const struct pwm_device *pwm) @@ -144,6 +165,18 @@ static inline enum pwm_polarity pwm_get_polarity(const struct pwm_device *pwm) return pwm ? pwm->polarity : PWM_POLARITY_NORMAL; } +static inline void pwm_get_args(const struct pwm_device *pwm, + struct pwm_args *args) +{ + *args = pwm->args; +} + +static inline void pwm_apply_args(struct pwm_device *pwm) +{ + pwm_set_period(pwm, pwm->args.period); + pwm_set_polarity(pwm, pwm->args.polarity); +} + /** * struct pwm_ops - PWM controller operations * @request: optional hook for requesting a PWM diff --git a/include/linux/rculist_nulls.h b/include/linux/rculist_nulls.h index 1c33dd7da4a7..4ae95f7e8597 100644 --- a/include/linux/rculist_nulls.h +++ b/include/linux/rculist_nulls.h @@ -98,6 +98,45 @@ static inline void hlist_nulls_add_head_rcu(struct hlist_nulls_node *n, if (!is_a_nulls(first)) first->pprev = &n->next; } + +/** + * hlist_nulls_add_tail_rcu + * @n: the element to add to the hash list. + * @h: the list to add to. + * + * Description: + * Adds the specified element to the end of the specified hlist_nulls, + * while permitting racing traversals. NOTE: tail insertion requires + * list traversal. + * + * The caller must take whatever precautions are necessary + * (such as holding appropriate locks) to avoid racing + * with another list-mutation primitive, such as hlist_nulls_add_head_rcu() + * or hlist_nulls_del_rcu(), running on this same list. + * However, it is perfectly legal to run concurrently with + * the _rcu list-traversal primitives, such as + * hlist_nulls_for_each_entry_rcu(), used to prevent memory-consistency + * problems on Alpha CPUs. Regardless of the type of CPU, the + * list-traversal primitive must be guarded by rcu_read_lock(). + */ +static inline void hlist_nulls_add_tail_rcu(struct hlist_nulls_node *n, + struct hlist_nulls_head *h) +{ + struct hlist_nulls_node *i, *last = NULL; + + for (i = hlist_nulls_first_rcu(h); !is_a_nulls(i); + i = hlist_nulls_next_rcu(i)) + last = i; + + if (last) { + n->next = last->next; + n->pprev = &last->next; + rcu_assign_pointer(hlist_nulls_next_rcu(last), n); + } else { + hlist_nulls_add_head_rcu(n, h); + } +} + /** * hlist_nulls_for_each_entry_rcu - iterate over rcu list of given type * @tpos: the type * to use as a loop cursor. diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 2657aff2725b..5f1533e3d032 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -508,14 +508,7 @@ int rcu_read_lock_bh_held(void); * CONFIG_DEBUG_LOCK_ALLOC, this assumes we are in an RCU-sched read-side * critical section unless it can prove otherwise. */ -#ifdef CONFIG_PREEMPT_COUNT int rcu_read_lock_sched_held(void); -#else /* #ifdef CONFIG_PREEMPT_COUNT */ -static inline int rcu_read_lock_sched_held(void) -{ - return 1; -} -#endif /* #else #ifdef CONFIG_PREEMPT_COUNT */ #else /* #ifdef CONFIG_DEBUG_LOCK_ALLOC */ @@ -532,18 +525,10 @@ static inline int rcu_read_lock_bh_held(void) return 1; } -#ifdef CONFIG_PREEMPT_COUNT static inline int rcu_read_lock_sched_held(void) { - return preempt_count() != 0 || irqs_disabled(); -} -#else /* #ifdef CONFIG_PREEMPT_COUNT */ -static inline int rcu_read_lock_sched_held(void) -{ - return 1; + return !preemptible(); } -#endif /* #else #ifdef CONFIG_PREEMPT_COUNT */ - #endif /* #else #ifdef CONFIG_DEBUG_LOCK_ALLOC */ #ifdef CONFIG_PROVE_RCU @@ -1144,4 +1129,17 @@ static inline void rcu_sysidle_force_exit(void) #endif /* #else #ifdef CONFIG_NO_HZ_FULL_SYSIDLE */ +/* + * Dump the ftrace buffer, but only one time per callsite per boot. + */ +#define rcu_ftrace_dump(oops_dump_mode) \ +do { \ + static atomic_t ___rfd_beenhere = ATOMIC_INIT(0); \ + \ + if (!atomic_read(&___rfd_beenhere) && \ + !atomic_xchg(&___rfd_beenhere, 1)) \ + ftrace_dump(oops_dump_mode); \ +} while (0) + + #endif /* __LINUX_RCUPDATE_H */ diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h index 64809aea661c..93aea75029fb 100644 --- a/include/linux/rcutiny.h +++ b/include/linux/rcutiny.h @@ -149,6 +149,22 @@ static inline unsigned long rcu_batches_completed_sched(void) return 0; } +/* + * Return the number of expedited grace periods completed. + */ +static inline unsigned long rcu_exp_batches_completed(void) +{ + return 0; +} + +/* + * Return the number of expedited sched grace periods completed. + */ +static inline unsigned long rcu_exp_batches_completed_sched(void) +{ + return 0; +} + static inline void rcu_force_quiescent_state(void) { } diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index ad1eda9fa4da..5043cb823fb2 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -87,6 +87,8 @@ unsigned long rcu_batches_started_sched(void); unsigned long rcu_batches_completed(void); unsigned long rcu_batches_completed_bh(void); unsigned long rcu_batches_completed_sched(void); +unsigned long rcu_exp_batches_completed(void); +unsigned long rcu_exp_batches_completed_sched(void); void show_rcu_gp_kthreads(void); void rcu_force_quiescent_state(void); diff --git a/include/linux/regulator/act8865.h b/include/linux/regulator/act8865.h index 2eb386017fa5..113d861a1e4c 100644 --- a/include/linux/regulator/act8865.h +++ b/include/linux/regulator/act8865.h @@ -69,11 +69,13 @@ enum { * @id: regulator id * @name: regulator name * @init_data: regulator init data + * @of_node: device tree node (optional) */ struct act8865_regulator_data { int id; const char *name; struct regulator_init_data *init_data; + struct device_node *of_node; }; /** diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index 48603506f8de..80dc4e51d14a 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -224,7 +224,7 @@ int regulator_bulk_force_disable(int num_consumers, void regulator_bulk_free(int num_consumers, struct regulator_bulk_data *consumers); -int regulator_can_change_voltage(struct regulator *regulator); +int __deprecated regulator_can_change_voltage(struct regulator *regulator); int regulator_count_voltages(struct regulator *regulator); int regulator_list_voltage(struct regulator *regulator, unsigned selector); int regulator_is_supported_voltage(struct regulator *regulator, @@ -436,7 +436,7 @@ static inline void regulator_bulk_free(int num_consumers, { } -static inline int regulator_can_change_voltage(struct regulator *regulator) +static inline int __deprecated regulator_can_change_voltage(struct regulator *regulator) { return 0; } diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index cd271e89a7e6..fcfa40a6692c 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -93,6 +93,9 @@ struct regulator_linear_range { * @get_current_limit: Get the configured limit for a current-limited regulator. * @set_input_current_limit: Configure an input limit. * + * @set_over_current_protection: Support capability of automatically shutting + * down when detecting an over current event. + * * @set_active_discharge: Set active discharge enable/disable of regulators. * * @set_mode: Set the configured operating mode for the regulator. @@ -255,6 +258,8 @@ enum regulator_type { * * @vsel_reg: Register for selector when using regulator_regmap_X_voltage_ * @vsel_mask: Mask for register bitfield used for selector + * @csel_reg: Register for TPS65218 LS3 current regulator + * @csel_mask: Mask for TPS65218 LS3 current regulator * @apply_reg: Register for initiate voltage change on the output when * using regulator_set_voltage_sel_regmap * @apply_bit: Register bitfield used for initiate voltage change on the @@ -292,7 +297,7 @@ struct regulator_desc { const struct regulator_desc *, struct regulator_config *); int id; - bool continuous_voltage_range; + unsigned int continuous_voltage_range:1; unsigned n_voltages; const struct regulator_ops *ops; int irq; diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h index 5d627c83a630..ad3e5158e586 100644 --- a/include/linux/regulator/machine.h +++ b/include/linux/regulator/machine.h @@ -97,6 +97,7 @@ struct regulator_state { * @ramp_disable: Disable ramp delay when initialising or when setting voltage. * @soft_start: Enable soft start so that voltage ramps slowly. * @pull_down: Enable pull down when regulator is disabled. + * @over_current_protection: Auto disable on over current event. * * @input_uV: Input voltage for regulator when supplied by another regulator. * diff --git a/include/linux/regulator/max8973-regulator.h b/include/linux/regulator/max8973-regulator.h index f6a8a16a0d4d..2fcb9980262a 100644 --- a/include/linux/regulator/max8973-regulator.h +++ b/include/linux/regulator/max8973-regulator.h @@ -54,6 +54,10 @@ * @reg_init_data: The regulator init data. * @control_flags: Control flags which are ORed value of above flags to * configure device. + * @junction_temp_warning: Junction temp in millicelcius on which warning need + * to be set. Thermal functionality is only supported on + * MAX77621. The threshold warning supported by MAX77621 + * are 120C and 140C. * @enable_ext_control: Enable the voltage enable/disable through external * control signal from EN input pin. If it is false then * voltage output will be enabled/disabled through EN bit of @@ -67,6 +71,7 @@ struct max8973_regulator_platform_data { struct regulator_init_data *reg_init_data; unsigned long control_flags; + unsigned long junction_temp_warning; bool enable_ext_control; int enable_gpio; int dvs_gpio; diff --git a/include/linux/rwsem-spinlock.h b/include/linux/rwsem-spinlock.h index 561e8615528d..ae0528b834cd 100644 --- a/include/linux/rwsem-spinlock.h +++ b/include/linux/rwsem-spinlock.h @@ -34,7 +34,7 @@ struct rw_semaphore { extern void __down_read(struct rw_semaphore *sem); extern int __down_read_trylock(struct rw_semaphore *sem); extern void __down_write(struct rw_semaphore *sem); -extern void __down_write_nested(struct rw_semaphore *sem, int subclass); +extern int __must_check __down_write_killable(struct rw_semaphore *sem); extern int __down_write_trylock(struct rw_semaphore *sem); extern void __up_read(struct rw_semaphore *sem); extern void __up_write(struct rw_semaphore *sem); diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index 8f498cdde280..d1c12d160ace 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -14,6 +14,7 @@ #include <linux/list.h> #include <linux/spinlock.h> #include <linux/atomic.h> +#include <linux/err.h> #ifdef CONFIG_RWSEM_SPIN_ON_OWNER #include <linux/osq_lock.h> #endif @@ -43,6 +44,7 @@ struct rw_semaphore { extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *sem); extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *sem); +extern struct rw_semaphore *rwsem_down_write_failed_killable(struct rw_semaphore *sem); extern struct rw_semaphore *rwsem_wake(struct rw_semaphore *); extern struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem); @@ -116,6 +118,7 @@ extern int down_read_trylock(struct rw_semaphore *sem); * lock for writing */ extern void down_write(struct rw_semaphore *sem); +extern int __must_check down_write_killable(struct rw_semaphore *sem); /* * trylock for writing -- returns 1 if successful, 0 if contention diff --git a/include/linux/sched.h b/include/linux/sched.h index 52c4847b05e2..31bd0d97d178 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -40,7 +40,6 @@ struct sched_param { #include <linux/pid.h> #include <linux/percpu.h> #include <linux/topology.h> -#include <linux/proportions.h> #include <linux/seccomp.h> #include <linux/rcupdate.h> #include <linux/rculist.h> @@ -178,9 +177,11 @@ extern void get_iowait_load(unsigned long *nr_waiters, unsigned long *load); extern void calc_global_load(unsigned long ticks); #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON) -extern void update_cpu_load_nohz(int active); +extern void cpu_load_update_nohz_start(void); +extern void cpu_load_update_nohz_stop(void); #else -static inline void update_cpu_load_nohz(int active) { } +static inline void cpu_load_update_nohz_start(void) { } +static inline void cpu_load_update_nohz_stop(void) { } #endif extern void dump_cpu_task(int cpu); @@ -372,6 +373,15 @@ extern void cpu_init (void); extern void trap_init(void); extern void update_process_times(int user); extern void scheduler_tick(void); +extern int sched_cpu_starting(unsigned int cpu); +extern int sched_cpu_activate(unsigned int cpu); +extern int sched_cpu_deactivate(unsigned int cpu); + +#ifdef CONFIG_HOTPLUG_CPU +extern int sched_cpu_dying(unsigned int cpu); +#else +# define sched_cpu_dying NULL +#endif extern void sched_show_task(struct task_struct *p); @@ -935,9 +945,19 @@ enum cpu_idle_type { }; /* + * Integer metrics need fixed point arithmetic, e.g., sched/fair + * has a few: load, load_avg, util_avg, freq, and capacity. + * + * We define a basic fixed point arithmetic range, and then formalize + * all these metrics based on that basic range. + */ +# define SCHED_FIXEDPOINT_SHIFT 10 +# define SCHED_FIXEDPOINT_SCALE (1L << SCHED_FIXEDPOINT_SHIFT) + +/* * Increase resolution of cpu_capacity calculations */ -#define SCHED_CAPACITY_SHIFT 10 +#define SCHED_CAPACITY_SHIFT SCHED_FIXEDPOINT_SHIFT #define SCHED_CAPACITY_SCALE (1L << SCHED_CAPACITY_SHIFT) /* @@ -1199,18 +1219,56 @@ struct load_weight { }; /* - * The load_avg/util_avg accumulates an infinite geometric series. - * 1) load_avg factors frequency scaling into the amount of time that a - * sched_entity is runnable on a rq into its weight. For cfs_rq, it is the - * aggregated such weights of all runnable and blocked sched_entities. - * 2) util_avg factors frequency and cpu scaling into the amount of time - * that a sched_entity is running on a CPU, in the range [0..SCHED_LOAD_SCALE]. - * For cfs_rq, it is the aggregated such times of all runnable and + * The load_avg/util_avg accumulates an infinite geometric series + * (see __update_load_avg() in kernel/sched/fair.c). + * + * [load_avg definition] + * + * load_avg = runnable% * scale_load_down(load) + * + * where runnable% is the time ratio that a sched_entity is runnable. + * For cfs_rq, it is the aggregated load_avg of all runnable and * blocked sched_entities. - * The 64 bit load_sum can: - * 1) for cfs_rq, afford 4353082796 (=2^64/47742/88761) entities with - * the highest weight (=88761) always runnable, we should not overflow - * 2) for entity, support any load.weight always runnable + * + * load_avg may also take frequency scaling into account: + * + * load_avg = runnable% * scale_load_down(load) * freq% + * + * where freq% is the CPU frequency normalized to the highest frequency. + * + * [util_avg definition] + * + * util_avg = running% * SCHED_CAPACITY_SCALE + * + * where running% is the time ratio that a sched_entity is running on + * a CPU. For cfs_rq, it is the aggregated util_avg of all runnable + * and blocked sched_entities. + * + * util_avg may also factor frequency scaling and CPU capacity scaling: + * + * util_avg = running% * SCHED_CAPACITY_SCALE * freq% * capacity% + * + * where freq% is the same as above, and capacity% is the CPU capacity + * normalized to the greatest capacity (due to uarch differences, etc). + * + * N.B., the above ratios (runnable%, running%, freq%, and capacity%) + * themselves are in the range of [0, 1]. To do fixed point arithmetics, + * we therefore scale them to as large a range as necessary. This is for + * example reflected by util_avg's SCHED_CAPACITY_SCALE. + * + * [Overflow issue] + * + * The 64-bit load_sum can have 4353082796 (=2^64/47742/88761) entities + * with the highest load (=88761), always runnable on a single cfs_rq, + * and should not overflow as the number already hits PID_MAX_LIMIT. + * + * For all other cases (including 32-bit kernels), struct load_weight's + * weight will overflow first before we do, because: + * + * Max(load_avg) <= Max(load.weight) + * + * Then it is the load_weight's responsibility to consider overflow + * issues. */ struct sched_avg { u64 last_update_time, load_sum; @@ -1596,6 +1654,7 @@ struct task_struct { unsigned long sas_ss_sp; size_t sas_ss_size; + unsigned sas_ss_flags; struct callback_head *task_works; @@ -1871,6 +1930,11 @@ extern int arch_task_struct_size __read_mostly; /* Future-safe accessor for struct task_struct's cpus_allowed. */ #define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed) +static inline int tsk_nr_cpus_allowed(struct task_struct *p) +{ + return p->nr_cpus_allowed; +} + #define TNF_MIGRATED 0x01 #define TNF_NO_GROUP 0x02 #define TNF_SHARED 0x04 @@ -2303,8 +2367,6 @@ extern unsigned long long notrace sched_clock(void); /* * See the comment in kernel/sched/clock.c */ -extern u64 cpu_clock(int cpu); -extern u64 local_clock(void); extern u64 running_clock(void); extern u64 sched_clock_cpu(int cpu); @@ -2323,6 +2385,16 @@ static inline void sched_clock_idle_sleep_event(void) static inline void sched_clock_idle_wakeup_event(u64 delta_ns) { } + +static inline u64 cpu_clock(int cpu) +{ + return sched_clock(); +} + +static inline u64 local_clock(void) +{ + return sched_clock(); +} #else /* * Architectures can set this to 1 if they have specified @@ -2337,6 +2409,26 @@ extern void clear_sched_clock_stable(void); extern void sched_clock_tick(void); extern void sched_clock_idle_sleep_event(void); extern void sched_clock_idle_wakeup_event(u64 delta_ns); + +/* + * As outlined in clock.c, provides a fast, high resolution, nanosecond + * time source that is monotonic per cpu argument and has bounded drift + * between cpus. + * + * ######################### BIG FAT WARNING ########################## + * # when comparing cpu_clock(i) to cpu_clock(j) for i != j, time can # + * # go backwards !! # + * #################################################################### + */ +static inline u64 cpu_clock(int cpu) +{ + return sched_clock_cpu(cpu); +} + +static inline u64 local_clock(void) +{ + return sched_clock_cpu(raw_smp_processor_id()); +} #endif #ifdef CONFIG_IRQ_TIME_ACCOUNTING @@ -2575,6 +2667,18 @@ static inline int kill_cad_pid(int sig, int priv) */ static inline int on_sig_stack(unsigned long sp) { + /* + * If the signal stack is SS_AUTODISARM then, by construction, we + * can't be on the signal stack unless user code deliberately set + * SS_AUTODISARM when we were already on it. + * + * This improves reliability: if user state gets corrupted such that + * the stack pointer points very close to the end of the signal stack, + * then this check will enable the signal to be handled anyway. + */ + if (current->sas_ss_flags & SS_AUTODISARM) + return 0; + #ifdef CONFIG_STACK_GROWSUP return sp >= current->sas_ss_sp && sp - current->sas_ss_sp < current->sas_ss_size; @@ -2592,6 +2696,13 @@ static inline int sas_ss_flags(unsigned long sp) return on_sig_stack(sp) ? SS_ONSTACK : 0; } +static inline void sas_ss_reset(struct task_struct *p) +{ + p->sas_ss_sp = 0; + p->sas_ss_size = 0; + p->sas_ss_flags = SS_DISABLE; +} + static inline unsigned long sigsp(unsigned long sp, struct ksignal *ksig) { if (unlikely((ksig->ka.sa.sa_flags & SA_ONSTACK)) && ! sas_ss_flags(sp)) @@ -3240,7 +3351,10 @@ struct update_util_data { u64 time, unsigned long util, unsigned long max); }; -void cpufreq_set_update_util_data(int cpu, struct update_util_data *data); +void cpufreq_add_update_util_hook(int cpu, struct update_util_data *data, + void (*func)(struct update_util_data *data, u64 time, + unsigned long util, unsigned long max)); +void cpufreq_remove_update_util_hook(int cpu); #endif /* CONFIG_CPU_FREQ */ #endif diff --git a/include/linux/security.h b/include/linux/security.h index 157f0cb1e4d2..14df373ff2ca 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -71,7 +71,7 @@ struct timezone; /* These functions are in security/commoncap.c */ extern int cap_capable(const struct cred *cred, struct user_namespace *ns, int cap, int audit); -extern int cap_settime(const struct timespec *ts, const struct timezone *tz); +extern int cap_settime(const struct timespec64 *ts, const struct timezone *tz); extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode); extern int cap_ptrace_traceme(struct task_struct *parent); extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted); @@ -208,7 +208,13 @@ int security_capable_noaudit(const struct cred *cred, struct user_namespace *ns, int security_quotactl(int cmds, int type, int id, struct super_block *sb); int security_quota_on(struct dentry *dentry); int security_syslog(int type); -int security_settime(const struct timespec *ts, const struct timezone *tz); +int security_settime64(const struct timespec64 *ts, const struct timezone *tz); +static inline int security_settime(const struct timespec *ts, const struct timezone *tz) +{ + struct timespec64 ts64 = timespec_to_timespec64(*ts); + + return security_settime64(&ts64, tz); +} int security_vm_enough_memory_mm(struct mm_struct *mm, long pages); int security_bprm_set_creds(struct linux_binprm *bprm); int security_bprm_check(struct linux_binprm *bprm); @@ -222,10 +228,10 @@ int security_sb_remount(struct super_block *sb, void *data); int security_sb_kern_mount(struct super_block *sb, int flags, void *data); int security_sb_show_options(struct seq_file *m, struct super_block *sb); int security_sb_statfs(struct dentry *dentry); -int security_sb_mount(const char *dev_name, struct path *path, +int security_sb_mount(const char *dev_name, const struct path *path, const char *type, unsigned long flags, void *data); int security_sb_umount(struct vfsmount *mnt, int flags); -int security_sb_pivotroot(struct path *old_path, struct path *new_path); +int security_sb_pivotroot(const struct path *old_path, const struct path *new_path); int security_sb_set_mnt_opts(struct super_block *sb, struct security_mnt_opts *opts, unsigned long kern_flags, @@ -462,10 +468,18 @@ static inline int security_syslog(int type) return 0; } +static inline int security_settime64(const struct timespec64 *ts, + const struct timezone *tz) +{ + return cap_settime(ts, tz); +} + static inline int security_settime(const struct timespec *ts, const struct timezone *tz) { - return cap_settime(ts, tz); + struct timespec64 ts64 = timespec_to_timespec64(*ts); + + return cap_settime(&ts64, tz); } static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) @@ -530,7 +544,7 @@ static inline int security_sb_statfs(struct dentry *dentry) return 0; } -static inline int security_sb_mount(const char *dev_name, struct path *path, +static inline int security_sb_mount(const char *dev_name, const struct path *path, const char *type, unsigned long flags, void *data) { @@ -542,8 +556,8 @@ static inline int security_sb_umount(struct vfsmount *mnt, int flags) return 0; } -static inline int security_sb_pivotroot(struct path *old_path, - struct path *new_path) +static inline int security_sb_pivotroot(const struct path *old_path, + const struct path *new_path) { return 0; } @@ -1442,83 +1456,83 @@ static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi #endif /* CONFIG_SECURITY_NETWORK_XFRM */ #ifdef CONFIG_SECURITY_PATH -int security_path_unlink(struct path *dir, struct dentry *dentry); -int security_path_mkdir(struct path *dir, struct dentry *dentry, umode_t mode); -int security_path_rmdir(struct path *dir, struct dentry *dentry); -int security_path_mknod(struct path *dir, struct dentry *dentry, umode_t mode, +int security_path_unlink(const struct path *dir, struct dentry *dentry); +int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode); +int security_path_rmdir(const struct path *dir, struct dentry *dentry); +int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode, unsigned int dev); -int security_path_truncate(struct path *path); -int security_path_symlink(struct path *dir, struct dentry *dentry, +int security_path_truncate(const struct path *path); +int security_path_symlink(const struct path *dir, struct dentry *dentry, const char *old_name); -int security_path_link(struct dentry *old_dentry, struct path *new_dir, +int security_path_link(struct dentry *old_dentry, const struct path *new_dir, struct dentry *new_dentry); -int security_path_rename(struct path *old_dir, struct dentry *old_dentry, - struct path *new_dir, struct dentry *new_dentry, +int security_path_rename(const struct path *old_dir, struct dentry *old_dentry, + const struct path *new_dir, struct dentry *new_dentry, unsigned int flags); -int security_path_chmod(struct path *path, umode_t mode); -int security_path_chown(struct path *path, kuid_t uid, kgid_t gid); -int security_path_chroot(struct path *path); +int security_path_chmod(const struct path *path, umode_t mode); +int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid); +int security_path_chroot(const struct path *path); #else /* CONFIG_SECURITY_PATH */ -static inline int security_path_unlink(struct path *dir, struct dentry *dentry) +static inline int security_path_unlink(const struct path *dir, struct dentry *dentry) { return 0; } -static inline int security_path_mkdir(struct path *dir, struct dentry *dentry, +static inline int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode) { return 0; } -static inline int security_path_rmdir(struct path *dir, struct dentry *dentry) +static inline int security_path_rmdir(const struct path *dir, struct dentry *dentry) { return 0; } -static inline int security_path_mknod(struct path *dir, struct dentry *dentry, +static inline int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode, unsigned int dev) { return 0; } -static inline int security_path_truncate(struct path *path) +static inline int security_path_truncate(const struct path *path) { return 0; } -static inline int security_path_symlink(struct path *dir, struct dentry *dentry, +static inline int security_path_symlink(const struct path *dir, struct dentry *dentry, const char *old_name) { return 0; } static inline int security_path_link(struct dentry *old_dentry, - struct path *new_dir, + const struct path *new_dir, struct dentry *new_dentry) { return 0; } -static inline int security_path_rename(struct path *old_dir, +static inline int security_path_rename(const struct path *old_dir, struct dentry *old_dentry, - struct path *new_dir, + const struct path *new_dir, struct dentry *new_dentry, unsigned int flags) { return 0; } -static inline int security_path_chmod(struct path *path, umode_t mode) +static inline int security_path_chmod(const struct path *path, umode_t mode) { return 0; } -static inline int security_path_chown(struct path *path, kuid_t uid, kgid_t gid) +static inline int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid) { return 0; } -static inline int security_path_chroot(struct path *path) +static inline int security_path_chroot(const struct path *path) { return 0; } diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index dde00defbaa5..f3d45dd42695 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -7,13 +7,10 @@ #include <linux/mutex.h> #include <linux/cpumask.h> #include <linux/nodemask.h> +#include <linux/fs.h> +#include <linux/cred.h> struct seq_operations; -struct file; -struct path; -struct inode; -struct dentry; -struct user_namespace; struct seq_file { char *buf; @@ -27,9 +24,7 @@ struct seq_file { struct mutex lock; const struct seq_operations *op; int poll_event; -#ifdef CONFIG_USER_NS - struct user_namespace *user_ns; -#endif + const struct file *file; void *private; }; @@ -147,7 +142,7 @@ int seq_release_private(struct inode *, struct file *); static inline struct user_namespace *seq_user_ns(struct seq_file *seq) { #ifdef CONFIG_USER_NS - return seq->user_ns; + return seq->file->f_cred->user_ns; #else extern struct user_namespace init_user_ns; return &init_user_ns; diff --git a/include/linux/signal.h b/include/linux/signal.h index 92557bbce7e7..3fbe81444d31 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -432,8 +432,10 @@ int __save_altstack(stack_t __user *, unsigned long); stack_t __user *__uss = uss; \ struct task_struct *t = current; \ put_user_ex((void __user *)t->sas_ss_sp, &__uss->ss_sp); \ - put_user_ex(sas_ss_flags(sp), &__uss->ss_flags); \ + put_user_ex(t->sas_ss_flags, &__uss->ss_flags); \ put_user_ex(t->sas_ss_size, &__uss->ss_size); \ + if (t->sas_ss_flags & SS_AUTODISARM) \ + sas_ss_reset(t); \ } while (0); #ifdef CONFIG_PROC_FS diff --git a/include/linux/swap.h b/include/linux/swap.h index 2b83359c19ca..ad220359f1b0 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -418,7 +418,7 @@ extern sector_t swapdev_block(int, pgoff_t); extern int page_swapcount(struct page *); extern int swp_swapcount(swp_entry_t entry); extern struct swap_info_struct *page_swap_info(struct page *); -extern int reuse_swap_page(struct page *); +extern bool reuse_swap_page(struct page *, int *); extern int try_to_free_swap(struct page *); struct backing_dev_info; @@ -513,8 +513,8 @@ static inline int swp_swapcount(swp_entry_t entry) return 0; } -#define reuse_swap_page(page) \ - (!PageTransCompound(page) && page_mapcount(page) == 1) +#define reuse_swap_page(page, total_mapcount) \ + (page_trans_huge_mapcount(page, total_mapcount) == 1) static inline int try_to_free_swap(struct page *page) { @@ -533,6 +533,10 @@ static inline swp_entry_t get_swap_page(void) #ifdef CONFIG_MEMCG static inline int mem_cgroup_swappiness(struct mem_cgroup *memcg) { + /* Cgroup2 doesn't have per-cgroup swappiness */ + if (cgroup_subsys_on_dfl(memory_cgrp_subsys)) + return vm_swappiness; + /* root ? */ if (mem_cgroup_disabled() || !memcg->css.parent) return vm_swappiness; diff --git a/include/linux/thermal.h b/include/linux/thermal.h index a55d0523f75d..1b8a5a7876ce 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -352,8 +352,8 @@ struct thermal_zone_of_device_ops { struct thermal_trip { struct device_node *np; - unsigned long int temperature; - unsigned long int hysteresis; + int temperature; + int hysteresis; enum thermal_trip_type type; }; diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h index 96f37bee3bc1..37dbacf84849 100644 --- a/include/linux/timekeeping.h +++ b/include/linux/timekeeping.h @@ -1,6 +1,8 @@ #ifndef _LINUX_TIMEKEEPING_H #define _LINUX_TIMEKEEPING_H +#include <asm-generic/errno-base.h> + /* Included from linux/ktime.h */ void timekeeping_init(void); @@ -11,8 +13,19 @@ extern int timekeeping_suspended; */ extern void do_gettimeofday(struct timeval *tv); extern int do_settimeofday64(const struct timespec64 *ts); -extern int do_sys_settimeofday(const struct timespec *tv, - const struct timezone *tz); +extern int do_sys_settimeofday64(const struct timespec64 *tv, + const struct timezone *tz); +static inline int do_sys_settimeofday(const struct timespec *tv, + const struct timezone *tz) +{ + struct timespec64 ts64; + + if (!tv) + return -EINVAL; + + ts64 = timespec_to_timespec64(*tv); + return do_sys_settimeofday64(&ts64, tz); +} /* * Kernel time accessors diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 161052477f77..b742b5e47cc2 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -7,7 +7,7 @@ * defined; unless noted otherwise, they are optional, and can be * filled in with a null pointer. * - * struct tty_struct * (*lookup)(struct tty_driver *self, int idx) + * struct tty_struct * (*lookup)(struct tty_driver *self, struct file *, int idx) * * Return the tty device corresponding to idx, NULL if there is not * one currently in use and an ERR_PTR value on error. Called under @@ -250,7 +250,7 @@ struct serial_icounter_struct; struct tty_operations { struct tty_struct * (*lookup)(struct tty_driver *driver, - struct inode *inode, int idx); + struct file *filp, int idx); int (*install)(struct tty_driver *driver, struct tty_struct *tty); void (*remove)(struct tty_driver *driver, struct tty_struct *tty); int (*open)(struct tty_struct * tty, struct file * filp); diff --git a/include/linux/uio.h b/include/linux/uio.h index fd9bcfedad42..1b5d1cd796e2 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -87,6 +87,7 @@ size_t copy_from_iter(void *addr, size_t bytes, struct iov_iter *i); size_t copy_from_iter_nocache(void *addr, size_t bytes, struct iov_iter *i); size_t iov_iter_zero(size_t bytes, struct iov_iter *); unsigned long iov_iter_alignment(const struct iov_iter *i); +unsigned long iov_iter_gap_alignment(const struct iov_iter *i); void iov_iter_init(struct iov_iter *i, int direction, const struct iovec *iov, unsigned long nr_segs, size_t count); void iov_iter_kvec(struct iov_iter *i, int direction, const struct kvec *kvec, diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h index 7f5f78bd15ad..245f57dbbb61 100644 --- a/include/linux/usb_usual.h +++ b/include/linux/usb_usual.h @@ -79,6 +79,8 @@ /* Cannot handle MI_REPORT_SUPPORTED_OPERATION_CODES */ \ US_FLAG(MAX_SECTORS_240, 0x08000000) \ /* Sets max_sectors to 240 */ \ + US_FLAG(NO_REPORT_LUNS, 0x10000000) \ + /* Cannot handle REPORT_LUNS */ \ #define US_FLAG(name, value) US_FL_##name = value , enum { US_DO_ALL_FLAGS }; diff --git a/include/linux/xattr.h b/include/linux/xattr.h index 4457541de3c9..1cc4c578deb9 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -30,7 +30,8 @@ struct xattr_handler { int flags; /* fs private flags */ bool (*list)(struct dentry *dentry); int (*get)(const struct xattr_handler *, struct dentry *dentry, - const char *name, void *buffer, size_t size); + struct inode *inode, const char *name, void *buffer, + size_t size); int (*set)(const struct xattr_handler *, struct dentry *dentry, const char *name, const void *buffer, size_t size, int flags); @@ -51,7 +52,7 @@ int __vfs_setxattr_noperm(struct dentry *, const char *, const void *, size_t, i int vfs_setxattr(struct dentry *, const char *, const void *, size_t, int); int vfs_removexattr(struct dentry *, const char *); -ssize_t generic_getxattr(struct dentry *dentry, const char *name, void *buffer, size_t size); +ssize_t generic_getxattr(struct dentry *dentry, struct inode *inode, const char *name, void *buffer, size_t size); ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size); int generic_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags); int generic_removexattr(struct dentry *dentry, const char *name); diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index 8a0f55b6c2ba..88e3ab496e8f 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -375,6 +375,9 @@ struct vb2_ops { /** * struct vb2_ops - driver-specific callbacks * + * @verify_planes_array: Verify that a given user space structure contains + * enough planes for the buffer. This is called + * for each dequeued buffer. * @fill_user_buffer: given a vb2_buffer fill in the userspace structure. * For V4L2 this is a struct v4l2_buffer. * @fill_vb2_buffer: given a userspace structure, fill in the vb2_buffer. @@ -384,6 +387,7 @@ struct vb2_ops { * the vb2_buffer struct. */ struct vb2_buf_ops { + int (*verify_planes_array)(struct vb2_buffer *vb, const void *pb); void (*fill_user_buffer)(struct vb2_buffer *vb, void *pb); int (*fill_vb2_buffer)(struct vb2_buffer *vb, const void *pb, struct vb2_plane *planes); @@ -400,6 +404,9 @@ struct vb2_buf_ops { * @fileio_read_once: report EOF after reading the first buffer * @fileio_write_immediately: queue buffer after each write() call * @allow_zero_bytesused: allow bytesused == 0 to be passed to the driver + * @quirk_poll_must_check_waiting_for_buffers: Return POLLERR at poll when QBUF + * has not been called. This is a vb1 idiom that has been adopted + * also by vb2. * @lock: pointer to a mutex that protects the vb2_queue struct. The * driver can set this to a mutex to let the v4l2 core serialize * the queuing ioctls. If the driver wants to handle locking @@ -463,6 +470,7 @@ struct vb2_queue { unsigned fileio_read_once:1; unsigned fileio_write_immediately:1; unsigned allow_zero_bytesused:1; + unsigned quirk_poll_must_check_waiting_for_buffers:1; struct mutex *lock; void *owner; diff --git a/include/net/cls_cgroup.h b/include/net/cls_cgroup.h index c0a92e2c286d..74c9693d4941 100644 --- a/include/net/cls_cgroup.h +++ b/include/net/cls_cgroup.h @@ -17,6 +17,7 @@ #include <linux/hardirq.h> #include <linux/rcupdate.h> #include <net/sock.h> +#include <net/inet_sock.h> #ifdef CONFIG_CGROUP_NET_CLASSID struct cgroup_cls_state { @@ -63,11 +64,13 @@ static inline u32 task_get_classid(const struct sk_buff *skb) * softirqs always disables bh. */ if (in_serving_softirq()) { + struct sock *sk = skb_to_full_sk(skb); + /* If there is an sock_cgroup_classid we'll use that. */ - if (!skb->sk) + if (!sk || !sk_fullsock(sk)) return 0; - classid = sock_cgroup_classid(&skb->sk->sk_cgrp_data); + classid = sock_cgroup_classid(&sk->sk_cgrp_data); } return classid; diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index 295d291269e2..54c779416eec 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -101,6 +101,9 @@ void fib6_force_start_gc(struct net *net); struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev, const struct in6_addr *addr, bool anycast); +struct rt6_info *ip6_dst_alloc(struct net *net, struct net_device *dev, + int flags); + /* * support functions for ND * diff --git a/include/net/ipv6.h b/include/net/ipv6.h index d0aeb97aec5d..1be050ada8c5 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -959,6 +959,8 @@ int compat_ipv6_getsockopt(struct sock *sk, int level, int optname, int ip6_datagram_connect(struct sock *sk, struct sockaddr *addr, int addr_len); int ip6_datagram_connect_v6_only(struct sock *sk, struct sockaddr *addr, int addr_len); +int ip6_datagram_dst_update(struct sock *sk, bool fix_sk_saddr); +void ip6_datagram_release_cb(struct sock *sk); int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len); diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h index 730d82ad6ee5..24cd3949a9a4 100644 --- a/include/net/netns/xfrm.h +++ b/include/net/netns/xfrm.h @@ -80,6 +80,7 @@ struct netns_xfrm { struct flow_cache flow_cache_global; atomic_t flow_cache_genid; struct list_head flow_cache_gc_list; + atomic_t flow_cache_gc_count; spinlock_t flow_cache_gc_lock; struct work_struct flow_cache_gc_work; struct work_struct flow_cache_flush_work; diff --git a/include/net/route.h b/include/net/route.h index 9b0a523bb428..6de665bf1750 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -209,6 +209,9 @@ unsigned int inet_addr_type_dev_table(struct net *net, void ip_rt_multicast_event(struct in_device *); int ip_rt_ioctl(struct net *, unsigned int cmd, void __user *arg); void ip_rt_get_source(u8 *src, struct sk_buff *skb, struct rtable *rt); +struct rtable *rt_dst_alloc(struct net_device *dev, + unsigned int flags, u16 type, + bool nopolicy, bool noxfrm, bool will_cache); struct in_ifaddr; void fib_add_ifaddr(struct in_ifaddr *); diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 6df1ce7a411c..5a404c354f4c 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -847,6 +847,11 @@ struct sctp_transport { */ ktime_t last_time_heard; + /* When was the last time that we sent a chunk using this + * transport? We use this to check for idle transports + */ + unsigned long last_time_sent; + /* Last time(in jiffies) when cwnd is reduced due to the congestion * indication based on ECNE chunk. */ @@ -952,7 +957,8 @@ void sctp_transport_route(struct sctp_transport *, union sctp_addr *, struct sctp_sock *); void sctp_transport_pmtu(struct sctp_transport *, struct sock *sk); void sctp_transport_free(struct sctp_transport *); -void sctp_transport_reset_timers(struct sctp_transport *); +void sctp_transport_reset_t3_rtx(struct sctp_transport *); +void sctp_transport_reset_hb_timer(struct sctp_transport *); int sctp_transport_hold(struct sctp_transport *); void sctp_transport_put(struct sctp_transport *); void sctp_transport_update_rto(struct sctp_transport *, __u32); diff --git a/include/net/sock.h b/include/net/sock.h index 255d3e03727b..121ffc115c4f 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -630,7 +630,11 @@ static inline void sk_add_node_rcu(struct sock *sk, struct hlist_head *list) static inline void __sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list) { - hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list); + if (IS_ENABLED(CONFIG_IPV6) && sk->sk_reuseport && + sk->sk_family == AF_INET6) + hlist_nulls_add_tail_rcu(&sk->sk_nulls_node, list); + else + hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list); } static inline void sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list) diff --git a/include/net/switchdev.h b/include/net/switchdev.h index d451122e8404..51d77b2ce2b2 100644 --- a/include/net/switchdev.h +++ b/include/net/switchdev.h @@ -54,6 +54,8 @@ struct switchdev_attr { struct net_device *orig_dev; enum switchdev_attr_id id; u32 flags; + void *complete_priv; + void (*complete)(struct net_device *dev, int err, void *priv); union { struct netdev_phys_item_id ppid; /* PORT_PARENT_ID */ u8 stp_state; /* PORT_STP_STATE */ @@ -75,6 +77,8 @@ struct switchdev_obj { struct net_device *orig_dev; enum switchdev_obj_id id; u32 flags; + void *complete_priv; + void (*complete)(struct net_device *dev, int err, void *priv); }; /* SWITCHDEV_OBJ_ID_PORT_VLAN */ diff --git a/include/net/tcp.h b/include/net/tcp.h index b91370f61be6..6db10228113f 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -552,6 +552,8 @@ void tcp_send_ack(struct sock *sk); void tcp_send_delayed_ack(struct sock *sk); void tcp_send_loss_probe(struct sock *sk); bool tcp_schedule_loss_probe(struct sock *sk); +void tcp_skb_collapse_tstamp(struct sk_buff *skb, + const struct sk_buff *next_skb); /* tcp_input.c */ void tcp_resume_early_retransmit(struct sock *sk); diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h index b83114077cee..a1140249ec25 100644 --- a/include/net/udp_tunnel.h +++ b/include/net/udp_tunnel.h @@ -106,15 +106,6 @@ static inline struct sk_buff *udp_tunnel_handle_offloads(struct sk_buff *skb, return iptunnel_handle_offloads(skb, type); } -static inline void udp_tunnel_gro_complete(struct sk_buff *skb, int nhoff) -{ - struct udphdr *uh; - - uh = (struct udphdr *)(skb->data + nhoff - sizeof(struct udphdr)); - skb_shinfo(skb)->gso_type |= uh->check ? - SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL; -} - static inline void udp_tunnel_encap_enable(struct socket *sock) { #if IS_ENABLED(CONFIG_IPV6) diff --git a/include/net/vxlan.h b/include/net/vxlan.h index 73ed2e951c02..35437c779da8 100644 --- a/include/net/vxlan.h +++ b/include/net/vxlan.h @@ -252,7 +252,9 @@ static inline netdev_features_t vxlan_features_check(struct sk_buff *skb, (skb->inner_protocol_type != ENCAP_TYPE_ETHER || skb->inner_protocol != htons(ETH_P_TEB) || (skb_inner_mac_header(skb) - skb_transport_header(skb) != - sizeof(struct udphdr) + sizeof(struct vxlanhdr)))) + sizeof(struct udphdr) + sizeof(struct vxlanhdr)) || + (skb->ip_summed != CHECKSUM_NONE && + !can_checksum_protocol(features, inner_eth_hdr(skb)->h_proto)))) return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK); return features; diff --git a/include/rdma/ib.h b/include/rdma/ib.h index cf8f9e700e48..a6b93706b0fc 100644 --- a/include/rdma/ib.h +++ b/include/rdma/ib.h @@ -34,6 +34,7 @@ #define _RDMA_IB_H #include <linux/types.h> +#include <linux/sched.h> struct ib_addr { union { @@ -86,4 +87,19 @@ struct sockaddr_ib { __u64 sib_scope_id; }; +/* + * The IB interfaces that use write() as bi-directional ioctl() are + * fundamentally unsafe, since there are lots of ways to trigger "write()" + * calls from various contexts with elevated privileges. That includes the + * traditional suid executable error message writes, but also various kernel + * interfaces that can write to file descriptors. + * + * This function provides protection for the legacy API by restricting the + * calling context. + */ +static inline bool ib_safe_file_access(struct file *filp) +{ + return filp->f_cred == current_cred() && segment_eq(get_fs(), USER_DS); +} + #endif /* _RDMA_IB_H */ diff --git a/include/sound/hda_i915.h b/include/sound/hda_i915.h index fa341fcb5829..f5842bcd9c94 100644 --- a/include/sound/hda_i915.h +++ b/include/sound/hda_i915.h @@ -9,7 +9,7 @@ #ifdef CONFIG_SND_HDA_I915 int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable); int snd_hdac_display_power(struct hdac_bus *bus, bool enable); -int snd_hdac_get_display_clk(struct hdac_bus *bus); +void snd_hdac_i915_set_bclk(struct hdac_bus *bus); int snd_hdac_sync_audio_rate(struct hdac_bus *bus, hda_nid_t nid, int rate); int snd_hdac_acomp_get_eld(struct hdac_bus *bus, hda_nid_t nid, bool *audio_enabled, char *buffer, int max_bytes); @@ -25,9 +25,8 @@ static inline int snd_hdac_display_power(struct hdac_bus *bus, bool enable) { return 0; } -static inline int snd_hdac_get_display_clk(struct hdac_bus *bus) +static inline void snd_hdac_i915_set_bclk(struct hdac_bus *bus) { - return 0; } static inline int snd_hdac_sync_audio_rate(struct hdac_bus *bus, hda_nid_t nid, int rate) diff --git a/include/sound/hda_regmap.h b/include/sound/hda_regmap.h index 2767c55a641e..ca64f0f50b45 100644 --- a/include/sound/hda_regmap.h +++ b/include/sound/hda_regmap.h @@ -17,6 +17,8 @@ int snd_hdac_regmap_add_vendor_verb(struct hdac_device *codec, unsigned int verb); int snd_hdac_regmap_read_raw(struct hdac_device *codec, unsigned int reg, unsigned int *val); +int snd_hdac_regmap_read_raw_uncached(struct hdac_device *codec, + unsigned int reg, unsigned int *val); int snd_hdac_regmap_write_raw(struct hdac_device *codec, unsigned int reg, unsigned int val); int snd_hdac_regmap_update_raw(struct hdac_device *codec, unsigned int reg, diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h index 4e4b2fa78609..09c71e9aaebf 100644 --- a/include/trace/events/ext4.h +++ b/include/trace/events/ext4.h @@ -872,7 +872,7 @@ TRACE_EVENT(ext4_sync_file_enter, TP_fast_assign( struct dentry *dentry = file->f_path.dentry; - __entry->dev = d_inode(dentry)->i_sb->s_dev; + __entry->dev = dentry->d_sb->s_dev; __entry->ino = d_inode(dentry)->i_ino; __entry->datasync = datasync; __entry->parent = d_inode(dentry->d_parent)->i_ino; @@ -1451,7 +1451,7 @@ TRACE_EVENT(ext4_unlink_enter, ), TP_fast_assign( - __entry->dev = d_inode(dentry)->i_sb->s_dev; + __entry->dev = dentry->d_sb->s_dev; __entry->ino = d_inode(dentry)->i_ino; __entry->parent = parent->i_ino; __entry->size = d_inode(dentry)->i_size; @@ -1475,7 +1475,7 @@ TRACE_EVENT(ext4_unlink_exit, ), TP_fast_assign( - __entry->dev = d_inode(dentry)->i_sb->s_dev; + __entry->dev = dentry->d_sb->s_dev; __entry->ino = d_inode(dentry)->i_ino; __entry->ret = ret; ), diff --git a/include/trace/events/mmc.h b/include/trace/events/mmc.h new file mode 100644 index 000000000000..a72f9b94c80b --- /dev/null +++ b/include/trace/events/mmc.h @@ -0,0 +1,182 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM mmc + +#if !defined(_TRACE_MMC_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_MMC_H + +#include <linux/blkdev.h> +#include <linux/mmc/core.h> +#include <linux/mmc/host.h> +#include <linux/tracepoint.h> + +TRACE_EVENT(mmc_request_start, + + TP_PROTO(struct mmc_host *host, struct mmc_request *mrq), + + TP_ARGS(host, mrq), + + TP_STRUCT__entry( + __field(u32, cmd_opcode) + __field(u32, cmd_arg) + __field(unsigned int, cmd_flags) + __field(unsigned int, cmd_retries) + __field(u32, stop_opcode) + __field(u32, stop_arg) + __field(unsigned int, stop_flags) + __field(unsigned int, stop_retries) + __field(u32, sbc_opcode) + __field(u32, sbc_arg) + __field(unsigned int, sbc_flags) + __field(unsigned int, sbc_retries) + __field(unsigned int, blocks) + __field(unsigned int, blksz) + __field(unsigned int, data_flags) + __field(unsigned int, can_retune) + __field(unsigned int, doing_retune) + __field(unsigned int, retune_now) + __field(int, need_retune) + __field(int, hold_retune) + __field(unsigned int, retune_period) + __field(struct mmc_request *, mrq) + __string(name, mmc_hostname(host)) + ), + + TP_fast_assign( + __entry->cmd_opcode = mrq->cmd->opcode; + __entry->cmd_arg = mrq->cmd->arg; + __entry->cmd_flags = mrq->cmd->flags; + __entry->cmd_retries = mrq->cmd->retries; + __entry->stop_opcode = mrq->stop ? mrq->stop->opcode : 0; + __entry->stop_arg = mrq->stop ? mrq->stop->arg : 0; + __entry->stop_flags = mrq->stop ? mrq->stop->flags : 0; + __entry->stop_retries = mrq->stop ? mrq->stop->retries : 0; + __entry->sbc_opcode = mrq->sbc ? mrq->sbc->opcode : 0; + __entry->sbc_arg = mrq->sbc ? mrq->sbc->arg : 0; + __entry->sbc_flags = mrq->sbc ? mrq->sbc->flags : 0; + __entry->sbc_retries = mrq->sbc ? mrq->sbc->retries : 0; + __entry->blksz = mrq->data ? mrq->data->blksz : 0; + __entry->blocks = mrq->data ? mrq->data->blocks : 0; + __entry->data_flags = mrq->data ? mrq->data->flags : 0; + __entry->can_retune = host->can_retune; + __entry->doing_retune = host->doing_retune; + __entry->retune_now = host->retune_now; + __entry->need_retune = host->need_retune; + __entry->hold_retune = host->hold_retune; + __entry->retune_period = host->retune_period; + __assign_str(name, mmc_hostname(host)); + __entry->mrq = mrq; + ), + + TP_printk("%s: start struct mmc_request[%p]: " + "cmd_opcode=%u cmd_arg=0x%x cmd_flags=0x%x cmd_retries=%u " + "stop_opcode=%u stop_arg=0x%x stop_flags=0x%x stop_retries=%u " + "sbc_opcode=%u sbc_arg=0x%x sbc_flags=0x%x sbc_retires=%u " + "blocks=%u block_size=%u data_flags=0x%x " + "can_retune=%u doing_retune=%u retune_now=%u " + "need_retune=%d hold_retune=%d retune_period=%u", + __get_str(name), __entry->mrq, + __entry->cmd_opcode, __entry->cmd_arg, + __entry->cmd_flags, __entry->cmd_retries, + __entry->stop_opcode, __entry->stop_arg, + __entry->stop_flags, __entry->stop_retries, + __entry->sbc_opcode, __entry->sbc_arg, + __entry->sbc_flags, __entry->sbc_retries, + __entry->blocks, __entry->blksz, __entry->data_flags, + __entry->can_retune, __entry->doing_retune, + __entry->retune_now, __entry->need_retune, + __entry->hold_retune, __entry->retune_period) +); + +TRACE_EVENT(mmc_request_done, + + TP_PROTO(struct mmc_host *host, struct mmc_request *mrq), + + TP_ARGS(host, mrq), + + TP_STRUCT__entry( + __field(u32, cmd_opcode) + __field(int, cmd_err) + __array(u32, cmd_resp, 4) + __field(unsigned int, cmd_retries) + __field(u32, stop_opcode) + __field(int, stop_err) + __array(u32, stop_resp, 4) + __field(unsigned int, stop_retries) + __field(u32, sbc_opcode) + __field(int, sbc_err) + __array(u32, sbc_resp, 4) + __field(unsigned int, sbc_retries) + __field(unsigned int, bytes_xfered) + __field(int, data_err) + __field(unsigned int, can_retune) + __field(unsigned int, doing_retune) + __field(unsigned int, retune_now) + __field(int, need_retune) + __field(int, hold_retune) + __field(unsigned int, retune_period) + __field(struct mmc_request *, mrq) + __string(name, mmc_hostname(host)) + ), + + TP_fast_assign( + __entry->cmd_opcode = mrq->cmd->opcode; + __entry->cmd_err = mrq->cmd->error; + memcpy(__entry->cmd_resp, mrq->cmd->resp, 4); + __entry->cmd_retries = mrq->cmd->retries; + __entry->stop_opcode = mrq->stop ? mrq->stop->opcode : 0; + __entry->stop_err = mrq->stop ? mrq->stop->error : 0; + __entry->stop_resp[0] = mrq->stop ? mrq->stop->resp[0] : 0; + __entry->stop_resp[1] = mrq->stop ? mrq->stop->resp[1] : 0; + __entry->stop_resp[2] = mrq->stop ? mrq->stop->resp[2] : 0; + __entry->stop_resp[3] = mrq->stop ? mrq->stop->resp[3] : 0; + __entry->stop_retries = mrq->stop ? mrq->stop->retries : 0; + __entry->sbc_opcode = mrq->sbc ? mrq->sbc->opcode : 0; + __entry->sbc_err = mrq->sbc ? mrq->sbc->error : 0; + __entry->sbc_resp[0] = mrq->sbc ? mrq->sbc->resp[0] : 0; + __entry->sbc_resp[1] = mrq->sbc ? mrq->sbc->resp[1] : 0; + __entry->sbc_resp[2] = mrq->sbc ? mrq->sbc->resp[2] : 0; + __entry->sbc_resp[3] = mrq->sbc ? mrq->sbc->resp[3] : 0; + __entry->sbc_retries = mrq->sbc ? mrq->sbc->retries : 0; + __entry->bytes_xfered = mrq->data ? mrq->data->bytes_xfered : 0; + __entry->data_err = mrq->data ? mrq->data->error : 0; + __entry->can_retune = host->can_retune; + __entry->doing_retune = host->doing_retune; + __entry->retune_now = host->retune_now; + __entry->need_retune = host->need_retune; + __entry->hold_retune = host->hold_retune; + __entry->retune_period = host->retune_period; + __assign_str(name, mmc_hostname(host)); + __entry->mrq = mrq; + ), + + TP_printk("%s: end struct mmc_request[%p]: " + "cmd_opcode=%u cmd_err=%d cmd_resp=0x%x 0x%x 0x%x 0x%x " + "cmd_retries=%u stop_opcode=%u stop_err=%d " + "stop_resp=0x%x 0x%x 0x%x 0x%x stop_retries=%u " + "sbc_opcode=%u sbc_err=%d sbc_resp=0x%x 0x%x 0x%x 0x%x " + "sbc_retries=%u bytes_xfered=%u data_err=%d " + "can_retune=%u doing_retune=%u retune_now=%u need_retune=%d " + "hold_retune=%d retune_period=%u", + __get_str(name), __entry->mrq, + __entry->cmd_opcode, __entry->cmd_err, + __entry->cmd_resp[0], __entry->cmd_resp[1], + __entry->cmd_resp[2], __entry->cmd_resp[3], + __entry->cmd_retries, + __entry->stop_opcode, __entry->stop_err, + __entry->stop_resp[0], __entry->stop_resp[1], + __entry->stop_resp[2], __entry->stop_resp[3], + __entry->stop_retries, + __entry->sbc_opcode, __entry->sbc_err, + __entry->sbc_resp[0], __entry->sbc_resp[1], + __entry->sbc_resp[2], __entry->sbc_resp[3], + __entry->sbc_retries, + __entry->bytes_xfered, __entry->data_err, + __entry->can_retune, __entry->doing_retune, + __entry->retune_now, __entry->need_retune, + __entry->hold_retune, __entry->retune_period) +); + +#endif /* _TRACE_MMC_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h index ef72c4aada56..d3e756539d44 100644 --- a/include/trace/events/rcu.h +++ b/include/trace/events/rcu.h @@ -172,6 +172,77 @@ TRACE_EVENT(rcu_grace_period_init, ); /* + * Tracepoint for expedited grace-period events. Takes a string identifying + * the RCU flavor, the expedited grace-period sequence number, and a string + * identifying the grace-period-related event as follows: + * + * "snap": Captured snapshot of expedited grace period sequence number. + * "start": Started a real expedited grace period. + * "end": Ended a real expedited grace period. + * "endwake": Woke piggybackers up. + * "done": Someone else did the expedited grace period for us. + */ +TRACE_EVENT(rcu_exp_grace_period, + + TP_PROTO(const char *rcuname, unsigned long gpseq, const char *gpevent), + + TP_ARGS(rcuname, gpseq, gpevent), + + TP_STRUCT__entry( + __field(const char *, rcuname) + __field(unsigned long, gpseq) + __field(const char *, gpevent) + ), + + TP_fast_assign( + __entry->rcuname = rcuname; + __entry->gpseq = gpseq; + __entry->gpevent = gpevent; + ), + + TP_printk("%s %lu %s", + __entry->rcuname, __entry->gpseq, __entry->gpevent) +); + +/* + * Tracepoint for expedited grace-period funnel-locking events. Takes a + * string identifying the RCU flavor, an integer identifying the rcu_node + * combining-tree level, another pair of integers identifying the lowest- + * and highest-numbered CPU associated with the current rcu_node structure, + * and a string. identifying the grace-period-related event as follows: + * + * "nxtlvl": Advance to next level of rcu_node funnel + * "wait": Wait for someone else to do expedited GP + */ +TRACE_EVENT(rcu_exp_funnel_lock, + + TP_PROTO(const char *rcuname, u8 level, int grplo, int grphi, + const char *gpevent), + + TP_ARGS(rcuname, level, grplo, grphi, gpevent), + + TP_STRUCT__entry( + __field(const char *, rcuname) + __field(u8, level) + __field(int, grplo) + __field(int, grphi) + __field(const char *, gpevent) + ), + + TP_fast_assign( + __entry->rcuname = rcuname; + __entry->level = level; + __entry->grplo = grplo; + __entry->grphi = grphi; + __entry->gpevent = gpevent; + ), + + TP_printk("%s %d %d %d %s", + __entry->rcuname, __entry->level, __entry->grplo, + __entry->grphi, __entry->gpevent) +); + +/* * Tracepoint for RCU no-CBs CPU callback handoffs. This event is intended * to assist debugging of these handoffs. * @@ -704,11 +775,15 @@ TRACE_EVENT(rcu_barrier, #else /* #ifdef CONFIG_RCU_TRACE */ #define trace_rcu_grace_period(rcuname, gpnum, gpevent) do { } while (0) -#define trace_rcu_grace_period_init(rcuname, gpnum, level, grplo, grphi, \ - qsmask) do { } while (0) #define trace_rcu_future_grace_period(rcuname, gpnum, completed, c, \ level, grplo, grphi, event) \ do { } while (0) +#define trace_rcu_grace_period_init(rcuname, gpnum, level, grplo, grphi, \ + qsmask) do { } while (0) +#define trace_rcu_exp_grace_period(rcuname, gqseq, gpevent) \ + do { } while (0) +#define trace_rcu_exp_funnel_lock(rcuname, level, grplo, grphi, gpevent) \ + do { } while (0) #define trace_rcu_nocb_wake(rcuname, cpu, reason) do { } while (0) #define trace_rcu_preempt_task(rcuname, pid, gpnum) do { } while (0) #define trace_rcu_unlock_preempted_task(rcuname, gpnum, pid) do { } while (0) diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index 2622b33fb2ec..c51afb71bfab 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -717,9 +717,13 @@ __SYSCALL(__NR_membarrier, sys_membarrier) __SYSCALL(__NR_mlock2, sys_mlock2) #define __NR_copy_file_range 285 __SYSCALL(__NR_copy_file_range, sys_copy_file_range) +#define __NR_preadv2 286 +__SC_COMP(__NR_preadv2, sys_preadv2, compat_sys_preadv2) +#define __NR_pwritev2 287 +__SC_COMP(__NR_pwritev2, sys_pwritev2, compat_sys_pwritev2) #undef __NR_syscalls -#define __NR_syscalls 286 +#define __NR_syscalls 288 /* * All syscalls below here should go away really, diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild index b71fd0b5cbad..813ffb2e22c9 100644 --- a/include/uapi/linux/Kbuild +++ b/include/uapi/linux/Kbuild @@ -96,6 +96,7 @@ header-y += cyclades.h header-y += cycx_cfm.h header-y += dcbnl.h header-y += dccp.h +header-y += devlink.h header-y += dlmconstants.h header-y += dlm_device.h header-y += dlm.h diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h index a079d50376e1..e21fe04acc12 100644 --- a/include/uapi/linux/fs.h +++ b/include/uapi/linux/fs.h @@ -324,5 +324,7 @@ struct fscrypt_policy { /* flags for preadv2/pwritev2: */ #define RWF_HIPRI 0x00000001 /* high priority request, poll if possible */ +#define RWF_DSYNC 0x00000002 /* per-IO O_DSYNC */ +#define RWF_SYNC 0x00000004 /* per-IO O_SYNC */ #endif /* _UAPI_LINUX_FS_H */ diff --git a/include/uapi/linux/if.h b/include/uapi/linux/if.h index f80277569f24..e601c8c3bdc7 100644 --- a/include/uapi/linux/if.h +++ b/include/uapi/linux/if.h @@ -19,14 +19,20 @@ #ifndef _LINUX_IF_H #define _LINUX_IF_H +#include <linux/libc-compat.h> /* for compatibility with glibc */ #include <linux/types.h> /* for "__kernel_caddr_t" et al */ #include <linux/socket.h> /* for "struct sockaddr" et al */ #include <linux/compiler.h> /* for "__user" et al */ +#if __UAPI_DEF_IF_IFNAMSIZ #define IFNAMSIZ 16 +#endif /* __UAPI_DEF_IF_IFNAMSIZ */ #define IFALIASZ 256 #include <linux/hdlc/ioctl.h> +/* For glibc compatibility. An empty enum does not compile. */ +#if __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO != 0 && \ + __UAPI_DEF_IF_NET_DEVICE_FLAGS != 0 /** * enum net_device_flags - &struct net_device flags * @@ -68,6 +74,8 @@ * @IFF_ECHO: echo sent packets. Volatile. */ enum net_device_flags { +/* for compatibility with glibc net/if.h */ +#if __UAPI_DEF_IF_NET_DEVICE_FLAGS IFF_UP = 1<<0, /* sysfs */ IFF_BROADCAST = 1<<1, /* volatile */ IFF_DEBUG = 1<<2, /* sysfs */ @@ -84,11 +92,17 @@ enum net_device_flags { IFF_PORTSEL = 1<<13, /* sysfs */ IFF_AUTOMEDIA = 1<<14, /* sysfs */ IFF_DYNAMIC = 1<<15, /* sysfs */ +#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS */ +#if __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO IFF_LOWER_UP = 1<<16, /* volatile */ IFF_DORMANT = 1<<17, /* volatile */ IFF_ECHO = 1<<18, /* volatile */ +#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO */ }; +#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO != 0 && __UAPI_DEF_IF_NET_DEVICE_FLAGS != 0 */ +/* for compatibility with glibc net/if.h */ +#if __UAPI_DEF_IF_NET_DEVICE_FLAGS #define IFF_UP IFF_UP #define IFF_BROADCAST IFF_BROADCAST #define IFF_DEBUG IFF_DEBUG @@ -105,9 +119,13 @@ enum net_device_flags { #define IFF_PORTSEL IFF_PORTSEL #define IFF_AUTOMEDIA IFF_AUTOMEDIA #define IFF_DYNAMIC IFF_DYNAMIC +#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS */ + +#if __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO #define IFF_LOWER_UP IFF_LOWER_UP #define IFF_DORMANT IFF_DORMANT #define IFF_ECHO IFF_ECHO +#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO */ #define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST|IFF_ECHO|\ IFF_MASTER|IFF_SLAVE|IFF_RUNNING|IFF_LOWER_UP|IFF_DORMANT) @@ -166,6 +184,8 @@ enum { * being very small might be worth keeping for clean configuration. */ +/* for compatibility with glibc net/if.h */ +#if __UAPI_DEF_IF_IFMAP struct ifmap { unsigned long mem_start; unsigned long mem_end; @@ -175,6 +195,7 @@ struct ifmap { unsigned char port; /* 3 bytes spare */ }; +#endif /* __UAPI_DEF_IF_IFMAP */ struct if_settings { unsigned int type; /* Type of physical device or protocol */ @@ -200,6 +221,8 @@ struct if_settings { * remainder may be interface specific. */ +/* for compatibility with glibc net/if.h */ +#if __UAPI_DEF_IF_IFREQ struct ifreq { #define IFHWADDRLEN 6 union @@ -223,6 +246,7 @@ struct ifreq { struct if_settings ifru_settings; } ifr_ifru; }; +#endif /* __UAPI_DEF_IF_IFREQ */ #define ifr_name ifr_ifrn.ifrn_name /* interface name */ #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ @@ -249,6 +273,8 @@ struct ifreq { * must know all networks accessible). */ +/* for compatibility with glibc net/if.h */ +#if __UAPI_DEF_IF_IFCONF struct ifconf { int ifc_len; /* size of buffer */ union { @@ -256,6 +282,8 @@ struct ifconf { struct ifreq __user *ifcu_req; } ifc_ifcu; }; +#endif /* __UAPI_DEF_IF_IFCONF */ + #define ifc_buf ifc_ifcu.ifcu_buf /* buffer address */ #define ifc_req ifc_ifcu.ifcu_req /* array of structures */ diff --git a/include/uapi/linux/if_macsec.h b/include/uapi/linux/if_macsec.h index 26b0d1e3e3e7..3411ed06b9c0 100644 --- a/include/uapi/linux/if_macsec.h +++ b/include/uapi/linux/if_macsec.h @@ -19,8 +19,10 @@ #define MACSEC_MAX_KEY_LEN 128 -#define DEFAULT_CIPHER_ID 0x0080020001000001ULL -#define DEFAULT_CIPHER_ALT 0x0080C20001000001ULL +#define MACSEC_KEYID_LEN 16 + +#define MACSEC_DEFAULT_CIPHER_ID 0x0080020001000001ULL +#define MACSEC_DEFAULT_CIPHER_ALT 0x0080C20001000001ULL #define MACSEC_MIN_ICV_LEN 8 #define MACSEC_MAX_ICV_LEN 32 @@ -77,7 +79,7 @@ enum macsec_sa_attrs { MACSEC_SA_ATTR_ACTIVE, /* config/dump, u8 0..1 */ MACSEC_SA_ATTR_PN, /* config/dump, u32 */ MACSEC_SA_ATTR_KEY, /* config, data */ - MACSEC_SA_ATTR_KEYID, /* config/dump, u64 */ + MACSEC_SA_ATTR_KEYID, /* config/dump, 128-bit */ MACSEC_SA_ATTR_STATS, /* dump, nested, macsec_sa_stats_attr */ __MACSEC_SA_ATTR_END, NUM_MACSEC_SA_ATTR = __MACSEC_SA_ATTR_END, diff --git a/include/uapi/linux/libc-compat.h b/include/uapi/linux/libc-compat.h index 7d024ceb075d..d5e38c73377c 100644 --- a/include/uapi/linux/libc-compat.h +++ b/include/uapi/linux/libc-compat.h @@ -51,6 +51,40 @@ /* We have included glibc headers... */ #if defined(__GLIBC__) +/* Coordinate with glibc net/if.h header. */ +#if defined(_NET_IF_H) + +/* GLIBC headers included first so don't define anything + * that would already be defined. */ + +#define __UAPI_DEF_IF_IFCONF 0 +#define __UAPI_DEF_IF_IFMAP 0 +#define __UAPI_DEF_IF_IFNAMSIZ 0 +#define __UAPI_DEF_IF_IFREQ 0 +/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */ +#define __UAPI_DEF_IF_NET_DEVICE_FLAGS 0 +/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */ +#ifndef __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO +#define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1 +#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO */ + +#else /* _NET_IF_H */ + +/* Linux headers included first, and we must define everything + * we need. The expectation is that glibc will check the + * __UAPI_DEF_* defines and adjust appropriately. */ + +#define __UAPI_DEF_IF_IFCONF 1 +#define __UAPI_DEF_IF_IFMAP 1 +#define __UAPI_DEF_IF_IFNAMSIZ 1 +#define __UAPI_DEF_IF_IFREQ 1 +/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */ +#define __UAPI_DEF_IF_NET_DEVICE_FLAGS 1 +/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */ +#define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1 + +#endif /* _NET_IF_H */ + /* Coordinate with glibc netinet/in.h header. */ #if defined(_NETINET_IN_H) @@ -117,6 +151,16 @@ * that we need. */ #else /* !defined(__GLIBC__) */ +/* Definitions for if.h */ +#define __UAPI_DEF_IF_IFCONF 1 +#define __UAPI_DEF_IF_IFMAP 1 +#define __UAPI_DEF_IF_IFNAMSIZ 1 +#define __UAPI_DEF_IF_IFREQ 1 +/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */ +#define __UAPI_DEF_IF_NET_DEVICE_FLAGS 1 +/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */ +#define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1 + /* Definitions for in.h */ #define __UAPI_DEF_IN_ADDR 1 #define __UAPI_DEF_IN_IPPROTO 1 diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h index 0de181ad73d5..546b38886e11 100644 --- a/include/uapi/linux/magic.h +++ b/include/uapi/linux/magic.h @@ -78,5 +78,7 @@ #define BTRFS_TEST_MAGIC 0x73727279 #define NSFS_MAGIC 0x6e736673 #define BPF_FS_MAGIC 0xcafe4a11 +/* Since UDF 2.01 is ISO 13346 based... */ +#define UDF_SUPER_MAGIC 0x15013346 #endif /* __LINUX_MAGIC_H__ */ diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index 1afe9623c1a7..43fc8d213472 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -340,7 +340,8 @@ struct perf_event_attr { comm_exec : 1, /* flag comm events that are due to an exec */ use_clockid : 1, /* use @clockid for time fields */ context_switch : 1, /* context switch data */ - __reserved_1 : 37; + write_backward : 1, /* Write ring buffer from end to beginning */ + __reserved_1 : 36; union { __u32 wakeup_events; /* wakeup every n events */ @@ -401,6 +402,7 @@ struct perf_event_attr { #define PERF_EVENT_IOC_SET_FILTER _IOW('$', 6, char *) #define PERF_EVENT_IOC_ID _IOR('$', 7, __u64 *) #define PERF_EVENT_IOC_SET_BPF _IOW('$', 8, __u32) +#define PERF_EVENT_IOC_PAUSE_OUTPUT _IOW('$', 9, __u32) enum perf_event_ioc_flags { PERF_IOC_FLAG_GROUP = 1U << 0, diff --git a/include/linux/rio_mport_cdev.h b/include/uapi/linux/rio_mport_cdev.h index b65d19df76d2..5796bf1d06ad 100644 --- a/include/linux/rio_mport_cdev.h +++ b/include/uapi/linux/rio_mport_cdev.h @@ -39,16 +39,16 @@ #ifndef _RIO_MPORT_CDEV_H_ #define _RIO_MPORT_CDEV_H_ -#ifndef __user -#define __user -#endif +#include <linux/ioctl.h> +#include <linux/types.h> struct rio_mport_maint_io { - uint32_t rioid; /* destID of remote device */ - uint32_t hopcount; /* hopcount to remote device */ - uint32_t offset; /* offset in register space */ - size_t length; /* length in bytes */ - void __user *buffer; /* data buffer */ + __u16 rioid; /* destID of remote device */ + __u8 hopcount; /* hopcount to remote device */ + __u8 pad0[5]; + __u32 offset; /* offset in register space */ + __u32 length; /* length in bytes */ + __u64 buffer; /* pointer to data buffer */ }; /* @@ -66,22 +66,23 @@ struct rio_mport_maint_io { #define RIO_CAP_MAP_INB (1 << 7) struct rio_mport_properties { - uint16_t hdid; - uint8_t id; /* Physical port ID */ - uint8_t index; - uint32_t flags; - uint32_t sys_size; /* Default addressing size */ - uint8_t port_ok; - uint8_t link_speed; - uint8_t link_width; - uint32_t dma_max_sge; - uint32_t dma_max_size; - uint32_t dma_align; - uint32_t transfer_mode; /* Default transfer mode */ - uint32_t cap_sys_size; /* Capable system sizes */ - uint32_t cap_addr_size; /* Capable addressing sizes */ - uint32_t cap_transfer_mode; /* Capable transfer modes */ - uint32_t cap_mport; /* Mport capabilities */ + __u16 hdid; + __u8 id; /* Physical port ID */ + __u8 index; + __u32 flags; + __u32 sys_size; /* Default addressing size */ + __u8 port_ok; + __u8 link_speed; + __u8 link_width; + __u8 pad0; + __u32 dma_max_sge; + __u32 dma_max_size; + __u32 dma_align; + __u32 transfer_mode; /* Default transfer mode */ + __u32 cap_sys_size; /* Capable system sizes */ + __u32 cap_addr_size; /* Capable addressing sizes */ + __u32 cap_transfer_mode; /* Capable transfer modes */ + __u32 cap_mport; /* Mport capabilities */ }; /* @@ -93,54 +94,57 @@ struct rio_mport_properties { #define RIO_PORTWRITE (1 << 1) struct rio_doorbell { - uint32_t rioid; - uint16_t payload; + __u16 rioid; + __u16 payload; }; struct rio_doorbell_filter { - uint32_t rioid; /* 0xffffffff to match all ids */ - uint16_t low; - uint16_t high; + __u16 rioid; /* Use RIO_INVALID_DESTID to match all ids */ + __u16 low; + __u16 high; + __u16 pad0; }; struct rio_portwrite { - uint32_t payload[16]; + __u32 payload[16]; }; struct rio_pw_filter { - uint32_t mask; - uint32_t low; - uint32_t high; + __u32 mask; + __u32 low; + __u32 high; + __u32 pad0; }; /* RapidIO base address for inbound requests set to value defined below * indicates that no specific RIO-to-local address translation is requested * and driver should use direct (one-to-one) address mapping. */ -#define RIO_MAP_ANY_ADDR (uint64_t)(~((uint64_t) 0)) +#define RIO_MAP_ANY_ADDR (__u64)(~((__u64) 0)) struct rio_mmap { - uint32_t rioid; - uint64_t rio_addr; - uint64_t length; - uint64_t handle; - void *address; + __u16 rioid; + __u16 pad0[3]; + __u64 rio_addr; + __u64 length; + __u64 handle; + __u64 address; }; struct rio_dma_mem { - uint64_t length; /* length of DMA memory */ - uint64_t dma_handle; /* handle associated with this memory */ - void *buffer; /* pointer to this memory */ + __u64 length; /* length of DMA memory */ + __u64 dma_handle; /* handle associated with this memory */ + __u64 address; }; - struct rio_event { - unsigned int header; /* event type RIO_DOORBELL or RIO_PORTWRITE */ + __u32 header; /* event type RIO_DOORBELL or RIO_PORTWRITE */ union { struct rio_doorbell doorbell; /* header for RIO_DOORBELL */ struct rio_portwrite portwrite; /* header for RIO_PORTWRITE */ } u; + __u32 pad0; }; enum rio_transfer_sync { @@ -184,35 +188,37 @@ enum rio_exchange { }; struct rio_transfer_io { - uint32_t rioid; /* Target destID */ - uint64_t rio_addr; /* Address in target's RIO mem space */ - enum rio_exchange method; /* Data exchange method */ - void __user *loc_addr; - uint64_t handle; - uint64_t offset; /* Offset in buffer */ - uint64_t length; /* Length in bytes */ - uint32_t completion_code; /* Completion code for this transfer */ + __u64 rio_addr; /* Address in target's RIO mem space */ + __u64 loc_addr; + __u64 handle; + __u64 offset; /* Offset in buffer */ + __u64 length; /* Length in bytes */ + __u16 rioid; /* Target destID */ + __u16 method; /* Data exchange method, one of rio_exchange enum */ + __u32 completion_code; /* Completion code for this transfer */ }; struct rio_transaction { - uint32_t transfer_mode; /* Data transfer mode */ - enum rio_transfer_sync sync; /* Synchronization method */ - enum rio_transfer_dir dir; /* Transfer direction */ - size_t count; /* Number of transfers */ - struct rio_transfer_io __user *block; /* Array of <count> transfers */ + __u64 block; /* Pointer to array of <count> transfers */ + __u32 count; /* Number of transfers */ + __u32 transfer_mode; /* Data transfer mode */ + __u16 sync; /* Synch method, one of rio_transfer_sync enum */ + __u16 dir; /* Transfer direction, one of rio_transfer_dir enum */ + __u32 pad0; }; struct rio_async_tx_wait { - uint32_t token; /* DMA transaction ID token */ - uint32_t timeout; /* Wait timeout in msec, if 0 use default TO */ + __u32 token; /* DMA transaction ID token */ + __u32 timeout; /* Wait timeout in msec, if 0 use default TO */ }; #define RIO_MAX_DEVNAME_SZ 20 struct rio_rdev_info { - uint32_t destid; - uint8_t hopcount; - uint32_t comptag; + __u16 destid; + __u8 hopcount; + __u8 pad0; + __u32 comptag; char name[RIO_MAX_DEVNAME_SZ + 1]; }; @@ -220,11 +226,11 @@ struct rio_rdev_info { #define RIO_MPORT_DRV_MAGIC 'm' #define RIO_MPORT_MAINT_HDID_SET \ - _IOW(RIO_MPORT_DRV_MAGIC, 1, uint16_t) + _IOW(RIO_MPORT_DRV_MAGIC, 1, __u16) #define RIO_MPORT_MAINT_COMPTAG_SET \ - _IOW(RIO_MPORT_DRV_MAGIC, 2, uint32_t) + _IOW(RIO_MPORT_DRV_MAGIC, 2, __u32) #define RIO_MPORT_MAINT_PORT_IDX_GET \ - _IOR(RIO_MPORT_DRV_MAGIC, 3, uint32_t) + _IOR(RIO_MPORT_DRV_MAGIC, 3, __u32) #define RIO_MPORT_GET_PROPERTIES \ _IOR(RIO_MPORT_DRV_MAGIC, 4, struct rio_mport_properties) #define RIO_MPORT_MAINT_READ_LOCAL \ @@ -244,9 +250,9 @@ struct rio_rdev_info { #define RIO_DISABLE_PORTWRITE_RANGE \ _IOW(RIO_MPORT_DRV_MAGIC, 12, struct rio_pw_filter) #define RIO_SET_EVENT_MASK \ - _IOW(RIO_MPORT_DRV_MAGIC, 13, unsigned int) + _IOW(RIO_MPORT_DRV_MAGIC, 13, __u32) #define RIO_GET_EVENT_MASK \ - _IOR(RIO_MPORT_DRV_MAGIC, 14, unsigned int) + _IOR(RIO_MPORT_DRV_MAGIC, 14, __u32) #define RIO_MAP_OUTBOUND \ _IOWR(RIO_MPORT_DRV_MAGIC, 15, struct rio_mmap) #define RIO_UNMAP_OUTBOUND \ @@ -254,11 +260,11 @@ struct rio_rdev_info { #define RIO_MAP_INBOUND \ _IOWR(RIO_MPORT_DRV_MAGIC, 17, struct rio_mmap) #define RIO_UNMAP_INBOUND \ - _IOW(RIO_MPORT_DRV_MAGIC, 18, uint64_t) + _IOW(RIO_MPORT_DRV_MAGIC, 18, __u64) #define RIO_ALLOC_DMA \ _IOWR(RIO_MPORT_DRV_MAGIC, 19, struct rio_dma_mem) #define RIO_FREE_DMA \ - _IOW(RIO_MPORT_DRV_MAGIC, 20, uint64_t) + _IOW(RIO_MPORT_DRV_MAGIC, 20, __u64) #define RIO_TRANSFER \ _IOWR(RIO_MPORT_DRV_MAGIC, 21, struct rio_transaction) #define RIO_WAIT_FOR_ASYNC \ diff --git a/include/uapi/linux/signal.h b/include/uapi/linux/signal.h index e1bd50c29ded..cd0804b6bfa2 100644 --- a/include/uapi/linux/signal.h +++ b/include/uapi/linux/signal.h @@ -7,4 +7,9 @@ #define SS_ONSTACK 1 #define SS_DISABLE 2 +/* bit-flags */ +#define SS_AUTODISARM (1U << 31) /* disable sas during sighandling */ +/* mask for all SS_xxx flags */ +#define SS_FLAG_BITS SS_AUTODISARM + #endif /* _UAPI_LINUX_SIGNAL_H */ diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h index 3f10e5317b46..8f3a8f606fd9 100644 --- a/include/uapi/linux/swab.h +++ b/include/uapi/linux/swab.h @@ -45,9 +45,7 @@ static inline __attribute_const__ __u16 __fswab16(__u16 val) { -#ifdef __HAVE_BUILTIN_BSWAP16__ - return __builtin_bswap16(val); -#elif defined (__arch_swab16) +#if defined (__arch_swab16) return __arch_swab16(val); #else return ___constant_swab16(val); @@ -56,9 +54,7 @@ static inline __attribute_const__ __u16 __fswab16(__u16 val) static inline __attribute_const__ __u32 __fswab32(__u32 val) { -#ifdef __HAVE_BUILTIN_BSWAP32__ - return __builtin_bswap32(val); -#elif defined(__arch_swab32) +#if defined(__arch_swab32) return __arch_swab32(val); #else return ___constant_swab32(val); @@ -67,9 +63,7 @@ static inline __attribute_const__ __u32 __fswab32(__u32 val) static inline __attribute_const__ __u64 __fswab64(__u64 val) { -#ifdef __HAVE_BUILTIN_BSWAP64__ - return __builtin_bswap64(val); -#elif defined (__arch_swab64) +#if defined (__arch_swab64) return __arch_swab64(val); #elif defined(__SWAB_64_THRU_32__) __u32 h = val >> 32; @@ -102,28 +96,40 @@ static inline __attribute_const__ __u32 __fswahb32(__u32 val) * __swab16 - return a byteswapped 16-bit value * @x: value to byteswap */ +#ifdef __HAVE_BUILTIN_BSWAP16__ +#define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) +#else #define __swab16(x) \ (__builtin_constant_p((__u16)(x)) ? \ ___constant_swab16(x) : \ __fswab16(x)) +#endif /** * __swab32 - return a byteswapped 32-bit value * @x: value to byteswap */ +#ifdef __HAVE_BUILTIN_BSWAP32__ +#define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) +#else #define __swab32(x) \ (__builtin_constant_p((__u32)(x)) ? \ ___constant_swab32(x) : \ __fswab32(x)) +#endif /** * __swab64 - return a byteswapped 64-bit value * @x: value to byteswap */ +#ifdef __HAVE_BUILTIN_BSWAP64__ +#define __swab64(x) (__u64)__builtin_bswap64((__u64)(x)) +#else #define __swab64(x) \ (__builtin_constant_p((__u64)(x)) ? \ ___constant_swab64(x) : \ __fswab64(x)) +#endif /** * __swahw32 - return a word-swapped 32-bit value diff --git a/include/uapi/linux/tc_act/Kbuild b/include/uapi/linux/tc_act/Kbuild index 242cf0c6e33d..e3969bd939e4 100644 --- a/include/uapi/linux/tc_act/Kbuild +++ b/include/uapi/linux/tc_act/Kbuild @@ -10,3 +10,4 @@ header-y += tc_skbedit.h header-y += tc_vlan.h header-y += tc_bpf.h header-y += tc_connmark.h +header-y += tc_ife.h diff --git a/include/uapi/linux/v4l2-dv-timings.h b/include/uapi/linux/v4l2-dv-timings.h index c039f1d68a09..086168e18ca8 100644 --- a/include/uapi/linux/v4l2-dv-timings.h +++ b/include/uapi/linux/v4l2-dv-timings.h @@ -183,7 +183,8 @@ #define V4L2_DV_BT_CEA_3840X2160P24 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(3840, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(3840, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 297000000, 1276, 88, 296, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, \ V4L2_DV_FL_CAN_REDUCE_FPS | V4L2_DV_FL_IS_CE_VIDEO) \ @@ -191,14 +192,16 @@ #define V4L2_DV_BT_CEA_3840X2160P25 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(3840, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(3840, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 297000000, 1056, 88, 296, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, V4L2_DV_FL_IS_CE_VIDEO) \ } #define V4L2_DV_BT_CEA_3840X2160P30 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(3840, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(3840, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 297000000, 176, 88, 296, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, \ V4L2_DV_FL_CAN_REDUCE_FPS | V4L2_DV_FL_IS_CE_VIDEO) \ @@ -206,14 +209,16 @@ #define V4L2_DV_BT_CEA_3840X2160P50 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(3840, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(3840, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 594000000, 1056, 88, 296, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, V4L2_DV_FL_IS_CE_VIDEO) \ } #define V4L2_DV_BT_CEA_3840X2160P60 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(3840, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(3840, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 594000000, 176, 88, 296, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, \ V4L2_DV_FL_CAN_REDUCE_FPS | V4L2_DV_FL_IS_CE_VIDEO) \ @@ -221,7 +226,8 @@ #define V4L2_DV_BT_CEA_4096X2160P24 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(4096, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(4096, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 297000000, 1020, 88, 296, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, \ V4L2_DV_FL_CAN_REDUCE_FPS | V4L2_DV_FL_IS_CE_VIDEO) \ @@ -229,14 +235,16 @@ #define V4L2_DV_BT_CEA_4096X2160P25 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(4096, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(4096, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 297000000, 968, 88, 128, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, V4L2_DV_FL_IS_CE_VIDEO) \ } #define V4L2_DV_BT_CEA_4096X2160P30 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(4096, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(4096, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 297000000, 88, 88, 128, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, \ V4L2_DV_FL_CAN_REDUCE_FPS | V4L2_DV_FL_IS_CE_VIDEO) \ @@ -244,14 +252,16 @@ #define V4L2_DV_BT_CEA_4096X2160P50 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(4096, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(4096, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 594000000, 968, 88, 128, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, V4L2_DV_FL_IS_CE_VIDEO) \ } #define V4L2_DV_BT_CEA_4096X2160P60 { \ .type = V4L2_DV_BT_656_1120, \ - V4L2_INIT_BT_TIMINGS(4096, 2160, 0, V4L2_DV_HSYNC_POS_POL, \ + V4L2_INIT_BT_TIMINGS(4096, 2160, 0, \ + V4L2_DV_HSYNC_POS_POL | V4L2_DV_VSYNC_POS_POL, \ 594000000, 88, 88, 128, 8, 10, 72, 0, 0, 0, \ V4L2_DV_BT_STD_CEA861, \ V4L2_DV_FL_CAN_REDUCE_FPS | V4L2_DV_FL_IS_CE_VIDEO) \ diff --git a/include/xen/page.h b/include/xen/page.h index 96294ac93755..9dc46cb8a0fd 100644 --- a/include/xen/page.h +++ b/include/xen/page.h @@ -15,9 +15,9 @@ */ #define xen_pfn_to_page(xen_pfn) \ - ((pfn_to_page(((unsigned long)(xen_pfn) << XEN_PAGE_SHIFT) >> PAGE_SHIFT))) + (pfn_to_page((unsigned long)(xen_pfn) >> (PAGE_SHIFT - XEN_PAGE_SHIFT))) #define page_to_xen_pfn(page) \ - (((page_to_pfn(page)) << PAGE_SHIFT) >> XEN_PAGE_SHIFT) + ((page_to_pfn(page)) << (PAGE_SHIFT - XEN_PAGE_SHIFT)) #define XEN_PFN_PER_PAGE (PAGE_SIZE / XEN_PAGE_SIZE) |