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-rw-r--r--include/linux/blkdev.h16
-rw-r--r--include/linux/bpf.h60
-rw-r--r--include/linux/io_uring.h3
-rw-r--r--include/linux/ring_buffer.h2
-rw-r--r--include/linux/trace.h4
-rw-r--r--include/linux/vfio.h1
-rw-r--r--include/net/ip.h2
-rw-r--r--include/net/ipv6.h2
-rw-r--r--include/net/sock.h2
-rw-r--r--include/soc/at91/sama7-ddr.h5
-rw-r--r--include/sound/hdmi-codec.h4
-rw-r--r--include/uapi/linux/ip.h6
-rw-r--r--include/uapi/linux/ipv6.h6
13 files changed, 73 insertions, 40 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 50e358a19d98..891f8cbcd043 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -311,6 +311,13 @@ struct queue_limits {
unsigned char discard_misaligned;
unsigned char raid_partial_stripes_expensive;
enum blk_zoned_model zoned;
+
+ /*
+ * Drivers that set dma_alignment to less than 511 must be prepared to
+ * handle individual bvec's that are not a multiple of a SECTOR_SIZE
+ * due to possible offsets.
+ */
+ unsigned int dma_alignment;
};
typedef int (*report_zones_cb)(struct blk_zone *zone, unsigned int idx,
@@ -456,12 +463,6 @@ struct request_queue {
unsigned long nr_requests; /* Max # of requests */
unsigned int dma_pad_mask;
- /*
- * Drivers that set dma_alignment to less than 511 must be prepared to
- * handle individual bvec's that are not a multiple of a SECTOR_SIZE
- * due to possible offsets.
- */
- unsigned int dma_alignment;
#ifdef CONFIG_BLK_INLINE_ENCRYPTION
struct blk_crypto_profile *crypto_profile;
@@ -944,7 +945,6 @@ extern void blk_queue_io_min(struct request_queue *q, unsigned int min);
extern void blk_limits_io_opt(struct queue_limits *limits, unsigned int opt);
extern void blk_queue_io_opt(struct request_queue *q, unsigned int opt);
extern void blk_set_queue_depth(struct request_queue *q, unsigned int depth);
-extern void blk_set_default_limits(struct queue_limits *lim);
extern void blk_set_stacking_limits(struct queue_limits *lim);
extern int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
sector_t offset);
@@ -1324,7 +1324,7 @@ static inline sector_t bdev_zone_sectors(struct block_device *bdev)
static inline int queue_dma_alignment(const struct request_queue *q)
{
- return q ? q->dma_alignment : 511;
+ return q ? q->limits.dma_alignment : 511;
}
static inline unsigned int bdev_dma_alignment(struct block_device *bdev)
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 0566705c1d4e..c1bd1bd10506 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -27,7 +27,7 @@
#include <linux/bpfptr.h>
#include <linux/btf.h>
#include <linux/rcupdate_trace.h>
-#include <linux/init.h>
+#include <linux/static_call.h>
struct bpf_verifier_env;
struct bpf_verifier_log;
@@ -315,7 +315,7 @@ static inline void __copy_map_value(struct bpf_map *map, void *dst, void *src, b
u32 next_off = map->off_arr->field_off[i];
memcpy(dst + curr_off, src + curr_off, next_off - curr_off);
- curr_off += map->off_arr->field_sz[i];
+ curr_off = next_off + map->off_arr->field_sz[i];
}
memcpy(dst + curr_off, src + curr_off, map->value_size - curr_off);
}
@@ -344,7 +344,7 @@ static inline void zero_map_value(struct bpf_map *map, void *dst)
u32 next_off = map->off_arr->field_off[i];
memset(dst + curr_off, 0, next_off - curr_off);
- curr_off += map->off_arr->field_sz[i];
+ curr_off = next_off + map->off_arr->field_sz[i];
}
memset(dst + curr_off, 0, map->value_size - curr_off);
}
@@ -954,6 +954,10 @@ struct bpf_dispatcher {
void *rw_image;
u32 image_off;
struct bpf_ksym ksym;
+#ifdef CONFIG_HAVE_STATIC_CALL
+ struct static_call_key *sc_key;
+ void *sc_tramp;
+#endif
};
static __always_inline __nocfi unsigned int bpf_dispatcher_nop_func(
@@ -971,7 +975,33 @@ struct bpf_trampoline *bpf_trampoline_get(u64 key,
struct bpf_attach_target_info *tgt_info);
void bpf_trampoline_put(struct bpf_trampoline *tr);
int arch_prepare_bpf_dispatcher(void *image, void *buf, s64 *funcs, int num_funcs);
-int __init bpf_arch_init_dispatcher_early(void *ip);
+
+/*
+ * When the architecture supports STATIC_CALL replace the bpf_dispatcher_fn
+ * indirection with a direct call to the bpf program. If the architecture does
+ * not have STATIC_CALL, avoid a double-indirection.
+ */
+#ifdef CONFIG_HAVE_STATIC_CALL
+
+#define __BPF_DISPATCHER_SC_INIT(_name) \
+ .sc_key = &STATIC_CALL_KEY(_name), \
+ .sc_tramp = STATIC_CALL_TRAMP_ADDR(_name),
+
+#define __BPF_DISPATCHER_SC(name) \
+ DEFINE_STATIC_CALL(bpf_dispatcher_##name##_call, bpf_dispatcher_nop_func)
+
+#define __BPF_DISPATCHER_CALL(name) \
+ static_call(bpf_dispatcher_##name##_call)(ctx, insnsi, bpf_func)
+
+#define __BPF_DISPATCHER_UPDATE(_d, _new) \
+ __static_call_update((_d)->sc_key, (_d)->sc_tramp, (_new))
+
+#else
+#define __BPF_DISPATCHER_SC_INIT(name)
+#define __BPF_DISPATCHER_SC(name)
+#define __BPF_DISPATCHER_CALL(name) bpf_func(ctx, insnsi)
+#define __BPF_DISPATCHER_UPDATE(_d, _new)
+#endif
#define BPF_DISPATCHER_INIT(_name) { \
.mutex = __MUTEX_INITIALIZER(_name.mutex), \
@@ -984,34 +1014,21 @@ int __init bpf_arch_init_dispatcher_early(void *ip);
.name = #_name, \
.lnode = LIST_HEAD_INIT(_name.ksym.lnode), \
}, \
+ __BPF_DISPATCHER_SC_INIT(_name##_call) \
}
-#define BPF_DISPATCHER_INIT_CALL(_name) \
- static int __init _name##_init(void) \
- { \
- return bpf_arch_init_dispatcher_early(_name##_func); \
- } \
- early_initcall(_name##_init)
-
-#ifdef CONFIG_X86_64
-#define BPF_DISPATCHER_ATTRIBUTES __attribute__((patchable_function_entry(5)))
-#else
-#define BPF_DISPATCHER_ATTRIBUTES
-#endif
-
#define DEFINE_BPF_DISPATCHER(name) \
- notrace BPF_DISPATCHER_ATTRIBUTES \
+ __BPF_DISPATCHER_SC(name); \
noinline __nocfi unsigned int bpf_dispatcher_##name##_func( \
const void *ctx, \
const struct bpf_insn *insnsi, \
bpf_func_t bpf_func) \
{ \
- return bpf_func(ctx, insnsi); \
+ return __BPF_DISPATCHER_CALL(name); \
} \
EXPORT_SYMBOL(bpf_dispatcher_##name##_func); \
struct bpf_dispatcher bpf_dispatcher_##name = \
- BPF_DISPATCHER_INIT(bpf_dispatcher_##name); \
- BPF_DISPATCHER_INIT_CALL(bpf_dispatcher_##name);
+ BPF_DISPATCHER_INIT(bpf_dispatcher_##name);
#define DECLARE_BPF_DISPATCHER(name) \
unsigned int bpf_dispatcher_##name##_func( \
@@ -1019,6 +1036,7 @@ int __init bpf_arch_init_dispatcher_early(void *ip);
const struct bpf_insn *insnsi, \
bpf_func_t bpf_func); \
extern struct bpf_dispatcher bpf_dispatcher_##name;
+
#define BPF_DISPATCHER_FUNC(name) bpf_dispatcher_##name##_func
#define BPF_DISPATCHER_PTR(name) (&bpf_dispatcher_##name)
void bpf_dispatcher_change_prog(struct bpf_dispatcher *d, struct bpf_prog *from,
diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h
index 43bc8a2edccf..0ded9e271523 100644
--- a/include/linux/io_uring.h
+++ b/include/linux/io_uring.h
@@ -16,6 +16,9 @@ enum io_uring_cmd_flags {
IO_URING_F_SQE128 = 4,
IO_URING_F_CQE32 = 8,
IO_URING_F_IOPOLL = 16,
+
+ /* the request is executed from poll, it should not be freed */
+ IO_URING_F_MULTISHOT = 32,
};
struct io_uring_cmd {
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 2504df9a0453..3c7d295746f6 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -100,7 +100,7 @@ __ring_buffer_alloc(unsigned long size, unsigned flags, struct lock_class_key *k
int ring_buffer_wait(struct trace_buffer *buffer, int cpu, int full);
__poll_t ring_buffer_poll_wait(struct trace_buffer *buffer, int cpu,
- struct file *filp, poll_table *poll_table);
+ struct file *filp, poll_table *poll_table, int full);
void ring_buffer_wake_waiters(struct trace_buffer *buffer, int cpu);
#define RING_BUFFER_ALL_CPUS -1
diff --git a/include/linux/trace.h b/include/linux/trace.h
index b5e16e438448..80ffda871749 100644
--- a/include/linux/trace.h
+++ b/include/linux/trace.h
@@ -26,13 +26,13 @@ struct trace_export {
int flags;
};
+struct trace_array;
+
#ifdef CONFIG_TRACING
int register_ftrace_export(struct trace_export *export);
int unregister_ftrace_export(struct trace_export *export);
-struct trace_array;
-
void trace_printk_init_buffers(void);
__printf(3, 4)
int trace_array_printk(struct trace_array *tr, unsigned long ip,
diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index e7cebeb875dd..fdd393f70b19 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -189,6 +189,7 @@ int vfio_register_emulated_iommu_dev(struct vfio_device *device);
void vfio_unregister_group_dev(struct vfio_device *device);
int vfio_assign_device_set(struct vfio_device *device, void *set_id);
+unsigned int vfio_device_set_open_count(struct vfio_device_set *dev_set);
int vfio_mig_get_next_state(struct vfio_device *device,
enum vfio_device_mig_state cur_fsm,
diff --git a/include/net/ip.h b/include/net/ip.h
index 038097c2a152..144bdfbb25af 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -563,7 +563,7 @@ static inline void iph_to_flow_copy_v4addrs(struct flow_keys *flow,
BUILD_BUG_ON(offsetof(typeof(flow->addrs), v4addrs.dst) !=
offsetof(typeof(flow->addrs), v4addrs.src) +
sizeof(flow->addrs.v4addrs.src));
- memcpy(&flow->addrs.v4addrs, &iph->saddr, sizeof(flow->addrs.v4addrs));
+ memcpy(&flow->addrs.v4addrs, &iph->addrs, sizeof(flow->addrs.v4addrs));
flow->control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
}
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 37943ba3a73c..d383c895592a 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -897,7 +897,7 @@ static inline void iph_to_flow_copy_v6addrs(struct flow_keys *flow,
BUILD_BUG_ON(offsetof(typeof(flow->addrs), v6addrs.dst) !=
offsetof(typeof(flow->addrs), v6addrs.src) +
sizeof(flow->addrs.v6addrs.src));
- memcpy(&flow->addrs.v6addrs, &iph->saddr, sizeof(flow->addrs.v6addrs));
+ memcpy(&flow->addrs.v6addrs, &iph->addrs, sizeof(flow->addrs.v6addrs));
flow->control.addr_type = FLOW_DISSECTOR_KEY_IPV6_ADDRS;
}
diff --git a/include/net/sock.h b/include/net/sock.h
index 5db02546941c..e0517ecc6531 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -323,7 +323,7 @@ struct sk_filter;
* @sk_tskey: counter to disambiguate concurrent tstamp requests
* @sk_zckey: counter to order MSG_ZEROCOPY notifications
* @sk_socket: Identd and reporting IO signals
- * @sk_user_data: RPC layer private data
+ * @sk_user_data: RPC layer private data. Write-protected by @sk_callback_lock.
* @sk_frag: cached page frag
* @sk_peek_off: current peek_offset value
* @sk_send_head: front of stuff to transmit
diff --git a/include/soc/at91/sama7-ddr.h b/include/soc/at91/sama7-ddr.h
index 6ce3bd22f6c6..5ad7ac2e3a7c 100644
--- a/include/soc/at91/sama7-ddr.h
+++ b/include/soc/at91/sama7-ddr.h
@@ -26,7 +26,10 @@
#define DDR3PHY_PGSR (0x0C) /* DDR3PHY PHY General Status Register */
#define DDR3PHY_PGSR_IDONE (1 << 0) /* Initialization Done */
-#define DDR3PHY_ACIOCR (0x24) /* DDR3PHY AC I/O Configuration Register */
+#define DDR3PHY_ACDLLCR (0x14) /* DDR3PHY AC DLL Control Register */
+#define DDR3PHY_ACDLLCR_DLLSRST (1 << 30) /* DLL Soft Reset */
+
+#define DDR3PHY_ACIOCR (0x24) /* DDR3PHY AC I/O Configuration Register */
#define DDR3PHY_ACIOCR_CSPDD_CS0 (1 << 18) /* CS#[0] Power Down Driver */
#define DDR3PHY_ACIOCR_CKPDD_CK0 (1 << 8) /* CK[0] Power Down Driver */
#define DDR3PHY_ACIORC_ACPDD (1 << 3) /* AC Power Down Driver */
diff --git a/include/sound/hdmi-codec.h b/include/sound/hdmi-codec.h
index 48ad33aba393..9b162ac1e08e 100644
--- a/include/sound/hdmi-codec.h
+++ b/include/sound/hdmi-codec.h
@@ -124,7 +124,11 @@ struct hdmi_codec_ops {
struct hdmi_codec_pdata {
const struct hdmi_codec_ops *ops;
uint i2s:1;
+ uint no_i2s_playback:1;
+ uint no_i2s_capture:1;
uint spdif:1;
+ uint no_spdif_playback:1;
+ uint no_spdif_capture:1;
int max_i2s_channels;
void *data;
};
diff --git a/include/uapi/linux/ip.h b/include/uapi/linux/ip.h
index 961ec16a26b8..874a92349bf5 100644
--- a/include/uapi/linux/ip.h
+++ b/include/uapi/linux/ip.h
@@ -100,8 +100,10 @@ struct iphdr {
__u8 ttl;
__u8 protocol;
__sum16 check;
- __be32 saddr;
- __be32 daddr;
+ __struct_group(/* no tag */, addrs, /* no attrs */,
+ __be32 saddr;
+ __be32 daddr;
+ );
/*The options start here. */
};
diff --git a/include/uapi/linux/ipv6.h b/include/uapi/linux/ipv6.h
index 03cdbe798fe3..81f4243bebb1 100644
--- a/include/uapi/linux/ipv6.h
+++ b/include/uapi/linux/ipv6.h
@@ -130,8 +130,10 @@ struct ipv6hdr {
__u8 nexthdr;
__u8 hop_limit;
- struct in6_addr saddr;
- struct in6_addr daddr;
+ __struct_group(/* no tag */, addrs, /* no attrs */,
+ struct in6_addr saddr;
+ struct in6_addr daddr;
+ );
};