diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2010-02-23 17:17:43 +0100 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2010-02-23 17:17:43 +0100 |
commit | b704836bc778d69d2236e18aa7c10ae8ad78eb7d (patch) | |
tree | 22f0cb07c92c79da854266a8c5d5ad907e8d5996 | |
parent | db811b97dd11cd1aa6d751e7d02fa73dc7b2ad4b (diff) | |
parent | 9f3a6284880ceea452903e2043c88d7226736318 (diff) | |
download | lwn-b704836bc778d69d2236e18aa7c10ae8ad78eb7d.tar.gz lwn-b704836bc778d69d2236e18aa7c10ae8ad78eb7d.zip |
Merge branch 'master' of ssh://master.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into rt/head
42 files changed, 224 insertions, 125 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 826b6e148316..e7848a0d99eb 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -315,6 +315,11 @@ and is between 256 and 4096 characters. It is defined in the file aic79xx= [HW,SCSI] See Documentation/scsi/aic79xx.txt. + alignment= [KNL,ARM] + Allow the default userspace alignment fault handler + behaviour to be specified. Bit 0 enables warnings, + bit 1 enables fixups, and bit 2 sends a segfault. + amd_iommu= [HW,X86-84] Pass parameters to the AMD IOMMU driver in the system. Possible values are: diff --git a/MAINTAINERS b/MAINTAINERS index 4c8f49fb89bf..dc01317d0308 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -616,10 +616,10 @@ M: Richard Purdie <rpurdie@rpsys.net> S: Maintained ARM/CORTINA SYSTEMS GEMINI ARM ARCHITECTURE -M: Paulius Zaleckas <paulius.zaleckas@teltonika.lt> +M: Paulius Zaleckas <paulius.zaleckas@gmail.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) T: git git://gitorious.org/linux-gemini/mainline.git -S: Maintained +S: Odd Fixes F: arch/arm/mach-gemini/ ARM/EBSA110 MACHINE SUPPORT @@ -641,9 +641,9 @@ T: topgit git://git.openezx.org/openezx.git F: arch/arm/mach-pxa/ezx.c ARM/FARADAY FA526 PORT -M: Paulius Zaleckas <paulius.zaleckas@teltonika.lt> +M: Paulius Zaleckas <paulius.zaleckas@gmail.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained +S: Odd Fixes F: arch/arm/mm/*-fa* ARM/FOOTBRIDGE ARCHITECTURE diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index c77d2fa1f6e5..8113bb5fb66e 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -42,7 +42,8 @@ #endif #if defined(CONFIG_CPU_ARM920T) || defined(CONFIG_CPU_ARM922T) || \ - defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) + defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) || \ + defined(CONFIG_CPU_ARM1026) # define MULTI_CACHE 1 #endif diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index c6c57b640b6b..621acad8ea43 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -102,6 +102,7 @@ struct cpu_cache_fns cpu_cache; #endif #ifdef CONFIG_OUTER_CACHE struct outer_cache_fns outer_cache; +EXPORT_SYMBOL(outer_cache); #endif struct stack { diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c index e7263854bc7b..fe3bd5ac8b10 100644 --- a/arch/arm/mach-gemini/gpio.c +++ b/arch/arm/mach-gemini/gpio.c @@ -86,7 +86,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type) unsigned int reg_both, reg_level, reg_type; reg_type = __raw_readl(base + GPIO_INT_TYPE); - reg_level = __raw_readl(base + GPIO_INT_BOTH_EDGE); + reg_level = __raw_readl(base + GPIO_INT_LEVEL); reg_both = __raw_readl(base + GPIO_INT_BOTH_EDGE); switch (type) { @@ -117,7 +117,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type) } __raw_writel(reg_type, base + GPIO_INT_TYPE); - __raw_writel(reg_level, base + GPIO_INT_BOTH_EDGE); + __raw_writel(reg_level, base + GPIO_INT_LEVEL); __raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE); gpio_ack_irq(irq); diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 5fedc50c58e4..5fef73f4743d 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -961,16 +961,14 @@ static void __init omap_mux_init_list(struct omap_mux *superset) while (superset->reg_offset != OMAP_MUX_TERMINATOR) { struct omap_mux *entry; -#ifndef CONFIG_OMAP_MUX - /* Skip pins that are not muxed as GPIO by bootloader */ - if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) { +#ifdef CONFIG_OMAP_MUX + if (!superset->muxnames || !superset->muxnames[0]) { superset++; continue; } -#endif - -#if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS) - if (!superset->muxnames || !superset->muxnames[0]) { +#else + /* Skip pins that are not muxed as GPIO by bootloader */ + if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) { superset++; continue; } diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index b270d6228fe2..62820eda84d9 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -11,6 +11,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include <linux/moduleparam.h> #include <linux/compiler.h> #include <linux/kernel.h> #include <linux/errno.h> @@ -77,6 +78,8 @@ static unsigned long ai_dword; static unsigned long ai_multi; static int ai_usermode; +core_param(alignment, ai_usermode, int, 0600); + #define UM_WARN (1 << 0) #define UM_FIXUP (1 << 1) #define UM_SIGNAL (1 << 2) diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index 5a79fc6ee818..31c2f4c30a95 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -12,7 +12,7 @@ # # http://www.arm.linux.org.uk/developer/machines/?action=new # -# Last update: Thu Jan 28 22:15:54 2010 +# Last update: Sat Feb 20 14:16:15 2010 # # machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number # @@ -2257,7 +2257,7 @@ oratisalog MACH_ORATISALOG ORATISALOG 2268 oratismadi MACH_ORATISMADI ORATISMADI 2269 oratisot16 MACH_ORATISOT16 ORATISOT16 2270 oratisdesk MACH_ORATISDESK ORATISDESK 2271 -v2_ca9 MACH_V2P_CA9 V2P_CA9 2272 +vexpress MACH_VEXPRESS VEXPRESS 2272 sintexo MACH_SINTEXO SINTEXO 2273 cm3389 MACH_CM3389 CM3389 2274 omap3_cio MACH_OMAP3_CIO OMAP3_CIO 2275 @@ -2636,3 +2636,45 @@ hw90240 MACH_HW90240 HW90240 2648 dm365_leopard MACH_DM365_LEOPARD DM365_LEOPARD 2649 mityomapl138 MACH_MITYOMAPL138 MITYOMAPL138 2650 scat110 MACH_SCAT110 SCAT110 2651 +acer_a1 MACH_ACER_A1 ACER_A1 2652 +cmcontrol MACH_CMCONTROL CMCONTROL 2653 +pelco_lamar MACH_PELCO_LAMAR PELCO_LAMAR 2654 +rfp43 MACH_RFP43 RFP43 2655 +sk86r0301 MACH_SK86R0301 SK86R0301 2656 +ctpxa MACH_CTPXA CTPXA 2657 +epb_arm9_a MACH_EPB_ARM9_A EPB_ARM9_A 2658 +guruplug MACH_GURUPLUG GURUPLUG 2659 +spear310 MACH_SPEAR310 SPEAR310 2660 +spear320 MACH_SPEAR320 SPEAR320 2661 +robotx MACH_ROBOTX ROBOTX 2662 +lsxhl MACH_LSXHL LSXHL 2663 +smartlite MACH_SMARTLITE SMARTLITE 2664 +cws2 MACH_CWS2 CWS2 2665 +m619 MACH_M619 M619 2666 +smartview MACH_SMARTVIEW SMARTVIEW 2667 +lsa_salsa MACH_LSA_SALSA LSA_SALSA 2668 +kizbox MACH_KIZBOX KIZBOX 2669 +htccharmer MACH_HTCCHARMER HTCCHARMER 2670 +guf_neso_lt MACH_GUF_NESO_LT GUF_NESO_LT 2671 +pm9g45 MACH_PM9G45 PM9G45 2672 +htcpanther MACH_HTCPANTHER HTCPANTHER 2673 +htcpanther_cdma MACH_HTCPANTHER_CDMA HTCPANTHER_CDMA 2674 +reb01 MACH_REB01 REB01 2675 +aquila MACH_AQUILA AQUILA 2676 +spark_sls_hw2 MACH_SPARK_SLS_HW2 SPARK_SLS_HW2 2677 +sheeva_esata MACH_ESATA_SHEEVAPLUG ESATA_SHEEVAPLUG 2678 +surf7x30 MACH_SURF7X30 SURF7X30 2679 +micro2440 MACH_MICRO2440 MICRO2440 2680 +am2440 MACH_AM2440 AM2440 2681 +tq2440 MACH_TQ2440 TQ2440 2682 +lpc2478oem MACH_LPC2478OEM LPC2478OEM 2683 +ak880x MACH_AK880X AK880X 2684 +cobra3530 MACH_COBRA3530 COBRA3530 2685 +pmppb MACH_PMPPB PMPPB 2686 +u6715 MACH_U6715 U6715 2687 +axar1500_sender MACH_AXAR1500_SENDER AXAR1500_SENDER 2688 +g30_dvb MACH_G30_DVB G30_DVB 2689 +vc088x MACH_VC088X VC088X 2690 +mioa702 MACH_MIOA702 MIOA702 2691 +hpmin MACH_HPMIN HPMIN 2692 +ak880xak MACH_AK880XAK AK880XAK 2693 diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c index c51405e57921..29d3cbf9555f 100644 --- a/arch/mips/bcm47xx/prom.c +++ b/arch/mips/bcm47xx/prom.c @@ -141,6 +141,14 @@ static __init void prom_init_mem(void) break; } + /* Ignoring the last page when ddr size is 128M. Cached + * accesses to last page is causing the processor to prefetch + * using address above 128M stepping out of the ddr address + * space. + */ + if (mem == 0x8000000) + mem -= 0x1000; + add_memory_region(0, mem, BOOT_MEM_RAM); } diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c index c0c038b3947d..384159bc344b 100644 --- a/arch/mips/mm/highmem.c +++ b/arch/mips/mm/highmem.c @@ -1,5 +1,6 @@ #include <linux/module.h> #include <linux/highmem.h> +#include <linux/sched.h> #include <linux/smp.h> #include <asm/fixmap.h> #include <asm/tlbflush.h> diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 524d9352f17e..f388dc68f605 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -18,7 +18,6 @@ config PARISC select BUG select HAVE_PERF_EVENTS select GENERIC_ATOMIC64 if !64BIT - select HAVE_ARCH_TRACEHOOK help The PA-RISC microprocessor is designed by Hewlett-Packard and used in many of their workstations & servers (HP9000 700 and 800 series, diff --git a/arch/sparc/include/asm/stat.h b/arch/sparc/include/asm/stat.h index 55db5eca08e2..39327d6a57eb 100644 --- a/arch/sparc/include/asm/stat.h +++ b/arch/sparc/include/asm/stat.h @@ -53,8 +53,8 @@ struct stat { ino_t st_ino; mode_t st_mode; short st_nlink; - uid_t st_uid; - gid_t st_gid; + uid16_t st_uid; + gid16_t st_gid; unsigned short st_rdev; off_t st_size; time_t st_atime; diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index fc801bab1b3b..b753ea59703a 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -450,6 +450,8 @@ struct thread_struct { struct perf_event *ptrace_bps[HBP_NUM]; /* Debug status used for traps, single steps, etc... */ unsigned long debugreg6; + /* Keep track of the exact dr7 value set by the user */ + unsigned long ptrace_dr7; /* Fault info: */ unsigned long cr2; unsigned long trap_no; diff --git a/arch/x86/kernel/hw_breakpoint.c b/arch/x86/kernel/hw_breakpoint.c index 05d5fec64a94..bb6006e3e295 100644 --- a/arch/x86/kernel/hw_breakpoint.c +++ b/arch/x86/kernel/hw_breakpoint.c @@ -212,25 +212,6 @@ static int arch_check_va_in_kernelspace(unsigned long va, u8 hbp_len) return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE); } -/* - * Store a breakpoint's encoded address, length, and type. - */ -static int arch_store_info(struct perf_event *bp) -{ - struct arch_hw_breakpoint *info = counter_arch_bp(bp); - /* - * For kernel-addresses, either the address or symbol name can be - * specified. - */ - if (info->name) - info->address = (unsigned long) - kallsyms_lookup_name(info->name); - if (info->address) - return 0; - - return -EINVAL; -} - int arch_bp_generic_fields(int x86_len, int x86_type, int *gen_len, int *gen_type) { @@ -362,10 +343,13 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp, return ret; } - ret = arch_store_info(bp); - - if (ret < 0) - return ret; + /* + * For kernel-addresses, either the address or symbol name can be + * specified. + */ + if (info->name) + info->address = (unsigned long) + kallsyms_lookup_name(info->name); /* * Check that the low-order bits of the address are appropriate * for the alignment implied by len. diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 017d937639fe..0c1033d61e59 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -702,7 +702,7 @@ static unsigned long ptrace_get_debugreg(struct task_struct *tsk, int n) } else if (n == 6) { val = thread->debugreg6; } else if (n == 7) { - val = ptrace_get_dr7(thread->ptrace_bps); + val = thread->ptrace_dr7; } return val; } @@ -778,8 +778,11 @@ int ptrace_set_debugreg(struct task_struct *tsk, int n, unsigned long val) return rc; } /* All that's left is DR7 */ - if (n == 7) + if (n == 7) { rc = ptrace_write_dr7(tsk, val); + if (!rc) + thread->ptrace_dr7 = val; + } ret_path: return rc; diff --git a/drivers/clocksource/cs5535-clockevt.c b/drivers/clocksource/cs5535-clockevt.c index 27d20fac19d1..b314a999aabe 100644 --- a/drivers/clocksource/cs5535-clockevt.c +++ b/drivers/clocksource/cs5535-clockevt.c @@ -21,7 +21,7 @@ #define DRV_NAME "cs5535-clockevt" -static int timer_irq = CONFIG_CS5535_MFGPT_DEFAULT_IRQ; +static int timer_irq; module_param_named(irq, timer_irq, int, 0644); MODULE_PARM_DESC(irq, "Which IRQ to use for the clock source MFGPT ticks."); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 79beffcf5936..cf4cb3e9a0c2 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -176,6 +176,8 @@ MODULE_DEVICE_TABLE(pci, pciidlist); static int i915_drm_freeze(struct drm_device *dev) { + struct drm_i915_private *dev_priv = dev->dev_private; + pci_save_state(dev->pdev); /* If KMS is active, we do the leavevt stuff here */ @@ -191,17 +193,12 @@ static int i915_drm_freeze(struct drm_device *dev) i915_save_state(dev); - return 0; -} - -static void i915_drm_suspend(struct drm_device *dev) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - intel_opregion_free(dev, 1); /* Modeset on resume, not lid events */ dev_priv->modeset_on_lid = 0; + + return 0; } static int i915_suspend(struct drm_device *dev, pm_message_t state) @@ -221,8 +218,6 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state) if (error) return error; - i915_drm_suspend(dev); - if (state.event == PM_EVENT_SUSPEND) { /* Shut down the device */ pci_disable_device(dev->pdev); @@ -237,6 +232,10 @@ static int i915_drm_thaw(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; int error = 0; + i915_restore_state(dev); + + intel_opregion_init(dev, 1); + /* KMS EnterVT equivalent */ if (drm_core_check_feature(dev, DRIVER_MODESET)) { mutex_lock(&dev->struct_mutex); @@ -263,10 +262,6 @@ static int i915_resume(struct drm_device *dev) pci_set_master(dev->pdev); - i915_restore_state(dev); - - intel_opregion_init(dev, 1); - return i915_drm_thaw(dev); } @@ -423,8 +418,6 @@ static int i915_pm_suspend(struct device *dev) if (error) return error; - i915_drm_suspend(drm_dev); - pci_disable_device(pdev); pci_set_power_state(pdev, PCI_D3hot); @@ -464,13 +457,8 @@ static int i915_pm_poweroff(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); - int error; - - error = i915_drm_freeze(drm_dev); - if (!error) - i915_drm_suspend(drm_dev); - return error; + return i915_drm_freeze(drm_dev); } const struct dev_pm_ops i915_pm_ops = { diff --git a/drivers/input/input-polldev.c b/drivers/input/input-polldev.c index aa6713b4a988..291d9393d359 100644 --- a/drivers/input/input-polldev.c +++ b/drivers/input/input-polldev.c @@ -100,6 +100,12 @@ static void input_close_polled_device(struct input_dev *input) struct input_polled_dev *dev = input_get_drvdata(input); cancel_delayed_work_sync(&dev->work); + /* + * Clean up work struct to remove references to the workqueue. + * It may be destroyed by the next call. This causes problems + * at next device open-close in case of poll_interval == 0. + */ + INIT_DELAYED_WORK(&dev->work, dev->work.work.func); input_polldev_stop_workqueue(); if (dev->close) diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c index 09a5e7341bd5..5256123a5228 100644 --- a/drivers/input/touchscreen/usbtouchscreen.c +++ b/drivers/input/touchscreen/usbtouchscreen.c @@ -618,8 +618,8 @@ static int idealtek_read_data(struct usbtouch_usb *dev, unsigned char *pkt) #ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH static int general_touch_read_data(struct usbtouch_usb *dev, unsigned char *pkt) { - dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1] ; - dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3] ; + dev->x = (pkt[2] << 8) | pkt[1]; + dev->y = (pkt[4] << 8) | pkt[3]; dev->press = pkt[5] & 0xff; dev->touch = pkt[0] & 0x01; @@ -809,9 +809,9 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { #ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH [DEVTYPE_GENERAL_TOUCH] = { .min_xc = 0x0, - .max_xc = 0x0500, + .max_xc = 0x7fff, .min_yc = 0x0, - .max_yc = 0x0500, + .max_yc = 0x7fff, .rept_size = 7, .read_data = general_touch_read_data, }, diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig index 1b249897c9fb..465295b1d14b 100644 --- a/drivers/media/dvb/dvb-usb/Kconfig +++ b/drivers/media/dvb/dvb-usb/Kconfig @@ -112,11 +112,13 @@ config DVB_USB_CXUSB select DVB_MT352 if !DVB_FE_CUSTOMISE select DVB_ZL10353 if !DVB_FE_CUSTOMISE select DVB_DIB7000P if !DVB_FE_CUSTOMISE - select DVB_LGS8GL5 if !DVB_FE_CUSTOMISE select DVB_TUNER_DIB0070 if !DVB_FE_CUSTOMISE + select DVB_ATBM8830 if !DVB_FE_CUSTOMISE + select DVB_LGS8GXX if !DVB_FE_CUSTOMISE select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMISE select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMISE select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE + select MEDIA_TUNER_MAX2165 if !MEDIA_TUNER_CUSTOMISE help Say Y here to support the Conexant USB2.0 hybrid reference design. Currently, only DVB and ATSC modes are supported, analog mode diff --git a/drivers/media/dvb/frontends/l64781.c b/drivers/media/dvb/frontends/l64781.c index 3051b64aa17c..445fa1068064 100644 --- a/drivers/media/dvb/frontends/l64781.c +++ b/drivers/media/dvb/frontends/l64781.c @@ -192,8 +192,8 @@ static int apply_frontend_param (struct dvb_frontend* fe, struct dvb_frontend_pa spi_bias *= qam_tab[p->constellation]; spi_bias /= p->code_rate_HP + 1; spi_bias /= (guard_tab[p->guard_interval] + 32); - spi_bias *= 1000ULL; - spi_bias /= 1000ULL + ppm/1000; + spi_bias *= 1000; + spi_bias /= 1000 + ppm/1000; spi_bias *= p->code_rate_HP; val0x04 = (p->transmission_mode << 2) | p->guard_interval; diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c index 3182a406bdd1..ae08b077fd04 100644 --- a/drivers/media/video/bt8xx/bttv-driver.c +++ b/drivers/media/video/bt8xx/bttv-driver.c @@ -4461,6 +4461,7 @@ static int __devinit bttv_probe(struct pci_dev *dev, request_modules(btv); } + init_bttv_i2c_ir(btv); bttv_input_init(btv); /* everything is fine */ diff --git a/drivers/media/video/bt8xx/bttv-i2c.c b/drivers/media/video/bt8xx/bttv-i2c.c index 63aa31a041e8..407fa61e4cda 100644 --- a/drivers/media/video/bt8xx/bttv-i2c.c +++ b/drivers/media/video/bt8xx/bttv-i2c.c @@ -388,7 +388,12 @@ int __devinit init_bttv_i2c(struct bttv *btv) if (0 == btv->i2c_rc && i2c_scan) do_i2c_scan(btv->c.v4l2_dev.name, &btv->i2c_client); - /* Instantiate the IR receiver device, if present */ + return btv->i2c_rc; +} + +/* Instantiate the I2C IR receiver device, if present */ +void __devinit init_bttv_i2c_ir(struct bttv *btv) +{ if (0 == btv->i2c_rc) { struct i2c_board_info info; /* The external IR receiver is at i2c address 0x34 (0x35 for @@ -408,7 +413,6 @@ int __devinit init_bttv_i2c(struct bttv *btv) strlcpy(info.type, "ir_video", I2C_NAME_SIZE); i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list); } - return btv->i2c_rc; } int __devexit fini_bttv_i2c(struct bttv *btv) diff --git a/drivers/media/video/bt8xx/bttvp.h b/drivers/media/video/bt8xx/bttvp.h index a1d0e9c9f286..6cccc2a17eee 100644 --- a/drivers/media/video/bt8xx/bttvp.h +++ b/drivers/media/video/bt8xx/bttvp.h @@ -279,6 +279,7 @@ extern unsigned int bttv_debug; extern unsigned int bttv_gpio; extern void bttv_gpio_tracking(struct bttv *btv, char *comment); extern int init_bttv_i2c(struct bttv *btv); +extern void init_bttv_i2c_ir(struct bttv *btv); extern int fini_bttv_i2c(struct bttv *btv); #define bttv_printk if (bttv_verbose) printk diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c index fc4dd6045720..7438f8d775ba 100644 --- a/drivers/media/video/mt9t112.c +++ b/drivers/media/video/mt9t112.c @@ -514,7 +514,7 @@ static int mt9t112_init_pll(const struct i2c_client *client) /* poll to verify out of standby. Must Poll this bit */ for (i = 0; i < 100; i++) { mt9t112_reg_read(data, client, 0x0018); - if (0x4000 & data) + if (!(0x4000 & data)) break; mdelay(10); diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c index 50b415e07eda..f7f7e04cf485 100644 --- a/drivers/media/video/pwc/pwc-ctrl.c +++ b/drivers/media/video/pwc/pwc-ctrl.c @@ -753,7 +753,7 @@ int pwc_set_shutter_speed(struct pwc_device *pdev, int mode, int value) buf[0] = 0xff; /* fixed */ ret = send_control_msg(pdev, - SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, sizeof(buf)); + SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, 1); if (!mode && ret >= 0) { if (value < 0) diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 477542602284..9e71ac611146 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -2516,7 +2516,7 @@ int fas216_eh_device_reset(struct scsi_cmnd *SCpnt) if (info->scsi.phase == PHASE_IDLE) fas216_kick(info); - mod_timer(&info->eh_timer, 30 * HZ); + mod_timer(&info->eh_timer, jiffies + 30 * HZ); spin_unlock_irqrestore(&info->host_lock, flags); /* diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c index eb12182b2059..d25df51bb0d2 100644 --- a/drivers/video/efifb.c +++ b/drivers/video/efifb.c @@ -161,8 +161,17 @@ static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green, return 0; } +static void efifb_destroy(struct fb_info *info) +{ + if (info->screen_base) + iounmap(info->screen_base); + release_mem_region(info->aperture_base, info->aperture_size); + framebuffer_release(info); +} + static struct fb_ops efifb_ops = { .owner = THIS_MODULE, + .fb_destroy = efifb_destroy, .fb_setcolreg = efifb_setcolreg, .fb_fillrect = cfb_fillrect, .fb_copyarea = cfb_copyarea, @@ -281,7 +290,7 @@ static int __init efifb_probe(struct platform_device *dev) info->par = NULL; info->aperture_base = efifb_fix.smem_start; - info->aperture_size = size_total; + info->aperture_size = size_remap; info->screen_base = ioremap(efifb_fix.smem_start, efifb_fix.smem_len); if (!info->screen_base) { diff --git a/drivers/watchdog/bfin_wdt.c b/drivers/watchdog/bfin_wdt.c index c7b3f9df2317..2159e668751c 100644 --- a/drivers/watchdog/bfin_wdt.c +++ b/drivers/watchdog/bfin_wdt.c @@ -1,9 +1,8 @@ /* * Blackfin On-Chip Watchdog Driver - * Supports BF53[123]/BF53[467]/BF54[2489]/BF561 * * Originally based on softdog.c - * Copyright 2006-2007 Analog Devices Inc. + * Copyright 2006-2010 Analog Devices Inc. * Copyright 2006-2007 Michele d'Amico * Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk> * @@ -137,13 +136,15 @@ static int bfin_wdt_running(void) */ static int bfin_wdt_set_timeout(unsigned long t) { - u32 cnt; + u32 cnt, max_t, sclk; unsigned long flags; - stampit(); + sclk = get_sclk(); + max_t = -1 / sclk; + cnt = t * sclk; + stamp("maxtimeout=%us newtimeout=%lus (cnt=%#x)", max_t, t, cnt); - cnt = t * get_sclk(); - if (cnt < get_sclk()) { + if (t > max_t) { printk(KERN_WARNING PFX "timeout value is too large\n"); return -EINVAL; } diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c index 14ac4806e291..eeb4986ea7db 100644 --- a/fs/cachefiles/namei.c +++ b/fs/cachefiles/namei.c @@ -348,7 +348,17 @@ int cachefiles_delete_object(struct cachefiles_cache *cache, dir = dget_parent(object->dentry); mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT); - ret = cachefiles_bury_object(cache, dir, object->dentry); + + /* we need to check that our parent is _still_ our parent - it may have + * been renamed */ + if (dir == object->dentry->d_parent) { + ret = cachefiles_bury_object(cache, dir, object->dentry); + } else { + /* it got moved, presumably by cachefilesd culling it, so it's + * no longer in the key path and we can ignore it */ + mutex_unlock(&dir->d_inode->i_mutex); + ret = 0; + } dput(dir); _leave(" = %d", ret); diff --git a/fs/exec.c b/fs/exec.c index d85a6abcdc2e..2bcb32755dd2 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -638,7 +638,6 @@ int setup_arg_pages(struct linux_binprm *bprm, * will align it up. */ rlim_stack = rlimit(RLIMIT_STACK) & PAGE_MASK; - rlim_stack = min(rlim_stack, stack_size); #ifdef CONFIG_STACK_GROWSUP if (stack_size + stack_expand > rlim_stack) stack_base = vma->vm_start + rlim_stack; diff --git a/fs/namei.c b/fs/namei.c index d62fdc875f22..a4855af776a8 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -823,6 +823,17 @@ fail: } /* + * This is a temporary kludge to deal with "automount" symlinks; proper + * solution is to trigger them on follow_mount(), so that do_lookup() + * would DTRT. To be killed before 2.6.34-final. + */ +static inline int follow_on_final(struct inode *inode, unsigned lookup_flags) +{ + return inode && unlikely(inode->i_op->follow_link) && + ((lookup_flags & LOOKUP_FOLLOW) || S_ISDIR(inode->i_mode)); +} + +/* * Name resolution. * This is the basic name resolution function, turning a pathname into * the final dentry. We expect 'base' to be positive and a directory. @@ -942,8 +953,7 @@ last_component: if (err) break; inode = next.dentry->d_inode; - if ((lookup_flags & LOOKUP_FOLLOW) - && inode && inode->i_op->follow_link) { + if (follow_on_final(inode, lookup_flags)) { err = do_follow_link(&next, nd); if (err) goto return_err; diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 97d79eff6b7f..8715d194561a 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -752,7 +752,8 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, flags, current_cred()); if (IS_ERR(*filp)) host_err = PTR_ERR(*filp); - host_err = ima_file_check(*filp, access); + else + host_err = ima_file_check(*filp, access); out_nfserr: err = nfserrno(host_err); out: diff --git a/fs/proc/base.c b/fs/proc/base.c index e42bbd843ed1..58324c299165 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -2369,16 +2369,30 @@ static void *proc_self_follow_link(struct dentry *dentry, struct nameidata *nd) { struct pid_namespace *ns = dentry->d_sb->s_fs_info; pid_t tgid = task_tgid_nr_ns(current, ns); - char tmp[PROC_NUMBUF]; - if (!tgid) - return ERR_PTR(-ENOENT); - sprintf(tmp, "%d", task_tgid_nr_ns(current, ns)); - return ERR_PTR(vfs_follow_link(nd,tmp)); + char *name = ERR_PTR(-ENOENT); + if (tgid) { + name = __getname(); + if (!name) + name = ERR_PTR(-ENOMEM); + else + sprintf(name, "%d", tgid); + } + nd_set_link(nd, name); + return NULL; +} + +static void proc_self_put_link(struct dentry *dentry, struct nameidata *nd, + void *cookie) +{ + char *s = nd_get_link(nd); + if (!IS_ERR(s)) + __putname(s); } static const struct inode_operations proc_self_inode_operations = { .readlink = proc_self_readlink, .follow_link = proc_self_follow_link, + .put_link = proc_self_put_link, }; /* diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h index ab94335b4bb9..6816be6c3f77 100644 --- a/include/linux/amba/bus.h +++ b/include/linux/amba/bus.h @@ -1,5 +1,9 @@ /* - * linux/include/asm-arm/hardware/amba.h + * linux/include/amba/bus.h + * + * This device type deals with ARM PrimeCells and anything else that + * presents a proper CID (0xB105F00D) at the end of the I/O register + * region or that is derived from a PrimeCell. * * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. * diff --git a/include/linux/fs.h b/include/linux/fs.h index 064353a2bb1b..590c104f7fd3 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -729,6 +729,7 @@ struct inode { uid_t i_uid; gid_t i_gid; dev_t i_rdev; + unsigned int i_blkbits; u64 i_version; loff_t i_size; #ifdef __NEED_I_SIZE_ORDERED @@ -738,7 +739,6 @@ struct inode { struct timespec i_mtime; struct timespec i_ctime; blkcnt_t i_blocks; - unsigned int i_blkbits; unsigned short i_bytes; umode_t i_mode; spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 2b19297742cb..2ae7409bf38f 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -3259,8 +3259,6 @@ static void perf_event_task_output(struct perf_event *event, task_event->event_id.tid = perf_event_tid(event, task); task_event->event_id.ptid = perf_event_tid(event, current); - task_event->event_id.time = perf_clock(); - perf_output_put(&handle, task_event->event_id); perf_output_end(&handle); @@ -3268,7 +3266,7 @@ static void perf_event_task_output(struct perf_event *event, static int perf_event_task_match(struct perf_event *event) { - if (event->state != PERF_EVENT_STATE_ACTIVE) + if (event->state < PERF_EVENT_STATE_INACTIVE) return 0; if (event->cpu != -1 && event->cpu != smp_processor_id()) @@ -3300,7 +3298,7 @@ static void perf_event_task_event(struct perf_task_event *task_event) cpuctx = &get_cpu_var(perf_cpu_context); perf_event_task_ctx(&cpuctx->ctx, task_event); if (!ctx) - ctx = rcu_dereference(task_event->task->perf_event_ctxp); + ctx = rcu_dereference(current->perf_event_ctxp); if (ctx) perf_event_task_ctx(ctx, task_event); put_cpu_var(perf_cpu_context); @@ -3331,6 +3329,7 @@ static void perf_event_task(struct task_struct *task, /* .ppid */ /* .tid */ /* .ptid */ + .time = perf_clock(), }, }; @@ -3380,7 +3379,7 @@ static void perf_event_comm_output(struct perf_event *event, static int perf_event_comm_match(struct perf_event *event) { - if (event->state != PERF_EVENT_STATE_ACTIVE) + if (event->state < PERF_EVENT_STATE_INACTIVE) return 0; if (event->cpu != -1 && event->cpu != smp_processor_id()) @@ -3500,7 +3499,7 @@ static void perf_event_mmap_output(struct perf_event *event, static int perf_event_mmap_match(struct perf_event *event, struct perf_mmap_event *mmap_event) { - if (event->state != PERF_EVENT_STATE_ACTIVE) + if (event->state < PERF_EVENT_STATE_INACTIVE) return 0; if (event->cpu != -1 && event->cpu != smp_processor_id()) diff --git a/kernel/sys.c b/kernel/sys.c index b32dfc1d5481..1d965808c1c8 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -223,6 +223,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who) if (which > PRIO_USER || which < PRIO_PROCESS) return -EINVAL; + rcu_read_lock(); read_lock(&tasklist_lock); switch (which) { case PRIO_PROCESS: @@ -268,6 +269,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who) } out_unlock: read_unlock(&tasklist_lock); + rcu_read_unlock(); return retval; } diff --git a/lib/idr.c b/lib/idr.c index 1cac726c44bc..0dc782216d4b 100644 --- a/lib/idr.c +++ b/lib/idr.c @@ -156,10 +156,12 @@ static int sub_alloc(struct idr *idp, int *starting_id, struct idr_layer **pa) id = (id | ((1 << (IDR_BITS * l)) - 1)) + 1; /* if already at the top layer, we need to grow */ - if (!(p = pa[l])) { + if (id >= 1 << (idp->layers * IDR_BITS)) { *starting_id = id; return IDR_NEED_TO_GROW; } + p = pa[l]; + BUG_ON(!p); /* If we need to go up one layer, continue the * loop; otherwise, restart from the top. diff --git a/mm/migrate.c b/mm/migrate.c index 9a0db5bbabe4..880bd592d38e 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -1002,33 +1002,27 @@ static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages, #define DO_PAGES_STAT_CHUNK_NR 16 const void __user *chunk_pages[DO_PAGES_STAT_CHUNK_NR]; int chunk_status[DO_PAGES_STAT_CHUNK_NR]; - unsigned long i, chunk_nr = DO_PAGES_STAT_CHUNK_NR; - int err; - for (i = 0; i < nr_pages; i += chunk_nr) { - if (chunk_nr > nr_pages - i) - chunk_nr = nr_pages - i; + while (nr_pages) { + unsigned long chunk_nr; - err = copy_from_user(chunk_pages, &pages[i], - chunk_nr * sizeof(*chunk_pages)); - if (err) { - err = -EFAULT; - goto out; - } + chunk_nr = nr_pages; + if (chunk_nr > DO_PAGES_STAT_CHUNK_NR) + chunk_nr = DO_PAGES_STAT_CHUNK_NR; + + if (copy_from_user(chunk_pages, pages, chunk_nr * sizeof(*chunk_pages))) + break; do_pages_stat_array(mm, chunk_nr, chunk_pages, chunk_status); - err = copy_to_user(&status[i], chunk_status, - chunk_nr * sizeof(*chunk_status)); - if (err) { - err = -EFAULT; - goto out; - } - } - err = 0; + if (copy_to_user(status, chunk_status, chunk_nr * sizeof(*status))) + break; -out: - return err; + pages += chunk_nr; + status += chunk_nr; + nr_pages -= chunk_nr; + } + return nr_pages ? -EFAULT : 0; } /* diff --git a/mm/oom_kill.c b/mm/oom_kill.c index c1fbaf5fc01f..921059523f5a 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -459,6 +459,8 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order, list_for_each_entry(c, &p->children, sibling) { if (c->mm == p->mm) continue; + if (mem && !task_in_mem_cgroup(c, mem)) + continue; if (!oom_kill_task(c)) return 0; } diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 29465d440043..fde17b090a47 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -272,6 +272,7 @@ int synthesize_perf_probe_point(struct probe_point *pp) int ret; pp->probes[0] = buf = zalloc(MAX_CMDLEN); + pp->found = 1; if (!buf) die("Failed to allocate memory by zalloc."); if (pp->offset) { @@ -294,6 +295,7 @@ int synthesize_perf_probe_point(struct probe_point *pp) error: free(pp->probes[0]); pp->probes[0] = NULL; + pp->found = 0; } return ret; } @@ -455,6 +457,7 @@ void show_perf_probe_events(void) struct strlist *rawlist; struct str_node *ent; + memset(&pp, 0, sizeof(pp)); fd = open_kprobe_events(O_RDONLY, 0); rawlist = get_trace_kprobe_event_rawlist(fd); close(fd); |