diff options
Diffstat (limited to 'include')
90 files changed, 1282 insertions, 469 deletions
diff --git a/include/acpi/pdc_intel.h b/include/acpi/pdc_intel.h index e72bfdd..552637b 100644 --- a/include/acpi/pdc_intel.h +++ b/include/acpi/pdc_intel.h @@ -14,6 +14,7 @@ #define ACPI_PDC_SMP_T_SWCOORD (0x0080) #define ACPI_PDC_C_C1_FFH (0x0100) #define ACPI_PDC_C_C2C3_FFH (0x0200) +#define ACPI_PDC_SMP_P_HWCOORD (0x0800) #define ACPI_PDC_EST_CAPABILITY_SMP (ACPI_PDC_SMP_C1PT | \ ACPI_PDC_C_C1_HALT | \ @@ -22,6 +23,7 @@ #define ACPI_PDC_EST_CAPABILITY_SWSMP (ACPI_PDC_SMP_C1PT | \ ACPI_PDC_C_C1_HALT | \ ACPI_PDC_SMP_P_SWCOORD | \ + ACPI_PDC_SMP_P_HWCOORD | \ ACPI_PDC_P_FFH) #define ACPI_PDC_C_CAPABILITY_SMP (ACPI_PDC_SMP_C2C3 | \ diff --git a/include/asm-frv/ftrace.h b/include/asm-frv/ftrace.h new file mode 100644 index 0000000..40a8c17 --- /dev/null +++ b/include/asm-frv/ftrace.h @@ -0,0 +1 @@ +/* empty */ diff --git a/include/asm-frv/pgtable.h b/include/asm-frv/pgtable.h index 83c51aba..e16fdb1 100644 --- a/include/asm-frv/pgtable.h +++ b/include/asm-frv/pgtable.h @@ -478,7 +478,7 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) #define __swp_type(x) (((x).val >> 2) & 0x1f) #define __swp_offset(x) ((x).val >> 8) #define __swp_entry(type, offset) ((swp_entry_t) { ((type) << 2) | ((offset) << 8) }) -#define __pte_to_swp_entry(pte) ((swp_entry_t) { (pte).pte }) +#define __pte_to_swp_entry(_pte) ((swp_entry_t) { (_pte).pte }) #define __swp_entry_to_pte(x) ((pte_t) { (x).val }) static inline int pte_file(pte_t pte) diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index c61fab1..0add6b2 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -61,6 +61,14 @@ #define BRANCH_PROFILE() #endif +#ifdef CONFIG_EVENT_TRACER +#define FTRACE_EVENTS() VMLINUX_SYMBOL(__start_ftrace_events) = .; \ + *(_ftrace_events) \ + VMLINUX_SYMBOL(__stop_ftrace_events) = .; +#else +#define FTRACE_EVENTS() +#endif + /* .data section */ #define DATA_DATA \ *(.data) \ @@ -81,7 +89,8 @@ *(__tracepoints) \ VMLINUX_SYMBOL(__stop___tracepoints) = .; \ LIKELY_PROFILE() \ - BRANCH_PROFILE() + BRANCH_PROFILE() \ + FTRACE_EVENTS() #define RO_DATA(align) \ . = ALIGN((align)); \ diff --git a/include/asm-m32r/ftrace.h b/include/asm-m32r/ftrace.h new file mode 100644 index 0000000..40a8c17 --- /dev/null +++ b/include/asm-m32r/ftrace.h @@ -0,0 +1 @@ +/* empty */ diff --git a/include/asm-mn10300/ftrace.h b/include/asm-mn10300/ftrace.h new file mode 100644 index 0000000..40a8c17 --- /dev/null +++ b/include/asm-mn10300/ftrace.h @@ -0,0 +1 @@ +/* empty */ diff --git a/include/crypto/hash.h b/include/crypto/hash.h index cd16d6e..d797e11 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -222,7 +222,7 @@ static inline struct crypto_tfm *crypto_shash_tfm(struct crypto_shash *tfm) static inline void crypto_free_shash(struct crypto_shash *tfm) { - crypto_free_tfm(crypto_shash_tfm(tfm)); + crypto_destroy_tfm(tfm, crypto_shash_tfm(tfm)); } static inline unsigned int crypto_shash_alignmask( diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 8190b9b..e5f4ae9 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -1321,6 +1321,8 @@ void drm_gem_object_free(struct kref *kref); struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, size_t size); void drm_gem_object_handle_free(struct kref *kref); +void drm_gem_vm_open(struct vm_area_struct *vma); +void drm_gem_vm_close(struct vm_area_struct *vma); int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); static inline void diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index d54de24..5ded1ac 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -609,7 +609,7 @@ extern char *drm_get_dvi_i_subconnector_name(int val); extern char *drm_get_dvi_i_select_name(int val); extern char *drm_get_tv_subconnector_name(int val); extern char *drm_get_tv_select_name(int val); -extern void drm_fb_release(struct file *filp); +extern void drm_fb_release(struct drm_file *file_priv); extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); extern struct edid *drm_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter); diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h index 0c6f0e1..c7d4b2e 100644 --- a/include/drm/drm_crtc_helper.h +++ b/include/drm/drm_crtc_helper.h @@ -54,13 +54,13 @@ struct drm_crtc_helper_funcs { struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); /* Actually set the mode */ - void (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode, int x, int y, - struct drm_framebuffer *old_fb); + int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode, int x, int y, + struct drm_framebuffer *old_fb); /* Move the crtc on the current fb to the given position *optional* */ - void (*mode_set_base)(struct drm_crtc *crtc, int x, int y, - struct drm_framebuffer *old_fb); + int (*mode_set_base)(struct drm_crtc *crtc, int x, int y, + struct drm_framebuffer *old_fb); }; struct drm_encoder_helper_funcs { @@ -76,6 +76,7 @@ struct drm_encoder_helper_funcs { void (*mode_set)(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode); + struct drm_crtc *(*get_crtc)(struct drm_encoder *encoder); /* detect for DAC style encoders */ enum drm_connector_status (*detect)(struct drm_encoder *encoder, struct drm_connector *connector); diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index c707c15..ff8d27a 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -58,10 +58,10 @@ struct detailed_pixel_timing { u8 hsync_pulse_width_lo; u8 vsync_pulse_width_lo:4; u8 vsync_offset_lo:4; - u8 hsync_pulse_width_hi:2; - u8 hsync_offset_hi:2; u8 vsync_pulse_width_hi:2; u8 vsync_offset_hi:2; + u8 hsync_pulse_width_hi:2; + u8 hsync_offset_hi:2; u8 width_mm_lo; u8 height_mm_lo; u8 height_mm_hi:4; diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h index b3bcf72..912cd52 100644 --- a/include/drm/i915_drm.h +++ b/include/drm/i915_drm.h @@ -261,6 +261,7 @@ typedef struct drm_i915_irq_wait { #define I915_PARAM_LAST_DISPATCH 3 #define I915_PARAM_CHIPSET_ID 4 #define I915_PARAM_HAS_GEM 5 +#define I915_PARAM_NUM_FENCES_AVAIL 6 typedef struct drm_i915_getparam { int param; @@ -272,6 +273,7 @@ typedef struct drm_i915_getparam { #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 +#define I915_SETPARAM_NUM_USED_FENCES 4 typedef struct drm_i915_setparam { int param; diff --git a/include/linux/Kbuild b/include/linux/Kbuild index b97cdc5..106c3ba 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -52,6 +52,7 @@ header-y += const.h header-y += cgroupstats.h header-y += cramfs_fs.h header-y += cycx_cfm.h +header-y += dcbnl.h header-y += dlmconstants.h header-y += dlm_device.h header-y += dlm_netlink.h diff --git a/include/linux/async.h b/include/linux/async.h index c4ecacd..68a9530 100644 --- a/include/linux/async.h +++ b/include/linux/async.h @@ -17,9 +17,11 @@ typedef u64 async_cookie_t; typedef void (async_func_ptr) (void *data, async_cookie_t cookie); extern async_cookie_t async_schedule(async_func_ptr *ptr, void *data); -extern async_cookie_t async_schedule_special(async_func_ptr *ptr, void *data, struct list_head *list); +extern async_cookie_t async_schedule_domain(async_func_ptr *ptr, void *data, + struct list_head *list); extern void async_synchronize_full(void); -extern void async_synchronize_full_special(struct list_head *list); +extern void async_synchronize_full_domain(struct list_head *list); extern void async_synchronize_cookie(async_cookie_t cookie); -extern void async_synchronize_cookie_special(async_cookie_t cookie, struct list_head *list); +extern void async_synchronize_cookie_domain(async_cookie_t cookie, + struct list_head *list); diff --git a/include/linux/bio.h b/include/linux/bio.h index 2aa283a..1b16108 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -171,8 +171,6 @@ struct bio { #define BIO_RW_FAILFAST_TRANSPORT 8 #define BIO_RW_FAILFAST_DRIVER 9 -#define BIO_RW_SYNC (BIO_RW_SYNCIO | BIO_RW_UNPLUG) - #define bio_rw_flagged(bio, flag) ((bio)->bi_rw & (1 << (flag))) /* diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index dcaa0fd..465d6ba 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -708,6 +708,8 @@ struct req_iterator { }; /* This should not be used directly - use rq_for_each_segment */ +#define for_each_bio(_bio) \ + for (; _bio; _bio = _bio->bi_next) #define __rq_for_each_bio(_bio, rq) \ if ((rq->bio)) \ for (_bio = (rq)->bio; _bio; _bio = _bio->bi_next) diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index 25379cb..d960889 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -15,6 +15,7 @@ enum blktrace_cat { BLK_TC_WRITE = 1 << 1, /* writes */ BLK_TC_BARRIER = 1 << 2, /* barrier */ BLK_TC_SYNC = 1 << 3, /* sync IO */ + BLK_TC_SYNCIO = BLK_TC_SYNC, BLK_TC_QUEUE = 1 << 4, /* queueing/merging */ BLK_TC_REQUEUE = 1 << 5, /* requeueing */ BLK_TC_ISSUE = 1 << 6, /* issue */ @@ -143,6 +144,9 @@ struct blk_user_trace_setup { #ifdef __KERNEL__ #if defined(CONFIG_BLK_DEV_IO_TRACE) + +#include <linux/sysfs.h> + struct blk_trace { int trace_state; struct rchan *rchan; @@ -193,6 +197,8 @@ extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev, extern int blk_trace_startstop(struct request_queue *q, int start); extern int blk_trace_remove(struct request_queue *q); +extern struct attribute_group blk_trace_attr_group; + #else /* !CONFIG_BLK_DEV_IO_TRACE */ #define blk_trace_ioctl(bdev, cmd, arg) (-ENOTTY) #define blk_trace_shutdown(q) do { } while (0) diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index e4e8e11..499900d 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -378,6 +378,7 @@ struct cgroup_subsys { * - initiating hotplug events */ struct mutex hierarchy_mutex; + struct lock_class_key subsys_key; /* * Link to parent, and list entry in parent's children. diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 3bacd71..1f2e902 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -552,7 +552,12 @@ struct crypto_tfm *crypto_alloc_tfm(const char *alg_name, const struct crypto_type *frontend, u32 type, u32 mask); struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask); -void crypto_free_tfm(struct crypto_tfm *tfm); +void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm); + +static inline void crypto_free_tfm(struct crypto_tfm *tfm) +{ + return crypto_destroy_tfm(tfm, tfm); +} int alg_test(const char *driver, const char *alg, u32 type, u32 mask); diff --git a/include/linux/dcbnl.h b/include/linux/dcbnl.h index b0ef274..7d2e100 100644 --- a/include/linux/dcbnl.h +++ b/include/linux/dcbnl.h @@ -20,10 +20,12 @@ #ifndef __LINUX_DCBNL_H__ #define __LINUX_DCBNL_H__ +#include <linux/types.h> + #define DCB_PROTO_VERSION 1 struct dcbmsg { - unsigned char dcb_family; + __u8 dcb_family; __u8 cmd; __u16 dcb_pad; }; diff --git a/include/linux/device.h b/include/linux/device.h index 45e5b19..47f343c 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -147,6 +147,8 @@ extern void put_driver(struct device_driver *drv); extern struct device_driver *driver_find(const char *name, struct bus_type *bus); extern int driver_probe_done(void); +extern int wait_for_device_probe(void); + /* sysfs interface for exporting driver attributes */ diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 3e0f64c..f041384 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -121,6 +121,7 @@ struct dma_chan_percpu { * @local: per-cpu pointer to a struct dma_chan_percpu * @client-count: how many clients are using this channel * @table_count: number of appearances in the mem-to-mem allocation table + * @private: private data for certain client-channel associations */ struct dma_chan { struct dma_device *device; @@ -134,6 +135,7 @@ struct dma_chan { struct dma_chan_percpu *local; int client_count; int table_count; + void *private; }; /** @@ -282,6 +284,18 @@ static inline void dmaengine_put(void) } #endif +#ifdef CONFIG_NET_DMA +#define net_dmaengine_get() dmaengine_get() +#define net_dmaengine_put() dmaengine_put() +#else +static inline void net_dmaengine_get(void) +{ +} +static inline void net_dmaengine_put(void) +{ +} +#endif + dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan, void *dest, void *src, size_t len); dma_cookie_t dma_async_memcpy_buf_to_pg(struct dma_chan *chan, diff --git a/include/linux/fb.h b/include/linux/fb.h index 818fe21..31527e1 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -960,6 +960,21 @@ extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; extern struct class *fb_class; +static inline int lock_fb_info(struct fb_info *info) +{ + mutex_lock(&info->lock); + if (!info->fbops) { + mutex_unlock(&info->lock); + return 0; + } + return 1; +} + +static inline void unlock_fb_info(struct fb_info *info) +{ + mutex_unlock(&info->lock); +} + static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height) { diff --git a/include/linux/firmware-map.h b/include/linux/firmware-map.h index 6e199c8..cca686b 100644 --- a/include/linux/firmware-map.h +++ b/include/linux/firmware-map.h @@ -1,7 +1,7 @@ /* * include/linux/firmware-map.h: * Copyright (C) 2008 SUSE LINUX Products GmbH - * by Bernhard Walle <bwalle@suse.de> + * by Bernhard Walle <bernhard.walle@gmx.de> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License v2.0 as published by diff --git a/include/linux/fs.h b/include/linux/fs.h index 6022f44..92734c0 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -54,24 +54,30 @@ struct inodes_stat_t { #define MAY_ACCESS 16 #define MAY_OPEN 32 +/* + * flags in file.f_mode. Note that FMODE_READ and FMODE_WRITE must correspond + * to O_WRONLY and O_RDWR via the strange trick in __dentry_open() + */ + /* file is open for reading */ #define FMODE_READ ((__force fmode_t)1) /* file is open for writing */ #define FMODE_WRITE ((__force fmode_t)2) /* file is seekable */ #define FMODE_LSEEK ((__force fmode_t)4) -/* file can be accessed using pread/pwrite */ +/* file can be accessed using pread */ #define FMODE_PREAD ((__force fmode_t)8) -#define FMODE_PWRITE FMODE_PREAD /* These go hand in hand */ +/* file can be accessed using pwrite */ +#define FMODE_PWRITE ((__force fmode_t)16) /* File is opened for execution with sys_execve / sys_uselib */ -#define FMODE_EXEC ((__force fmode_t)16) +#define FMODE_EXEC ((__force fmode_t)32) /* File is opened with O_NDELAY (only set for block devices) */ -#define FMODE_NDELAY ((__force fmode_t)32) +#define FMODE_NDELAY ((__force fmode_t)64) /* File is opened with O_EXCL (only set for block devices) */ -#define FMODE_EXCL ((__force fmode_t)64) +#define FMODE_EXCL ((__force fmode_t)128) /* File is opened using open(.., 3, ..) and is writeable only for ioctls (specialy hack for floppy.c) */ -#define FMODE_WRITE_IOCTL ((__force fmode_t)128) +#define FMODE_WRITE_IOCTL ((__force fmode_t)256) /* * Don't update ctime and mtime. @@ -87,10 +93,10 @@ struct inodes_stat_t { #define WRITE 1 #define READA 2 /* read-ahead - don't block if no resources */ #define SWRITE 3 /* for ll_rw_block() - wait for buffer lock */ -#define READ_SYNC (READ | (1 << BIO_RW_SYNC)) +#define READ_SYNC (READ | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG)) #define READ_META (READ | (1 << BIO_RW_META)) -#define WRITE_SYNC (WRITE | (1 << BIO_RW_SYNC)) -#define SWRITE_SYNC (SWRITE | (1 << BIO_RW_SYNC)) +#define WRITE_SYNC (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG)) +#define SWRITE_SYNC (SWRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG)) #define WRITE_BARRIER (WRITE | (1 << BIO_RW_BARRIER)) #define DISCARD_NOBARRIER (1 << BIO_RW_DISCARD) #define DISCARD_BARRIER ((1 << BIO_RW_DISCARD) | (1 << BIO_RW_BARRIER)) diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 677432b..4987694 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -1,15 +1,18 @@ #ifndef _LINUX_FTRACE_H #define _LINUX_FTRACE_H -#include <linux/linkage.h> -#include <linux/fs.h> -#include <linux/ktime.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/module.h> +#include <linux/trace_clock.h> #include <linux/kallsyms.h> +#include <linux/linkage.h> #include <linux/bitops.h> +#include <linux/module.h> +#include <linux/ktime.h> #include <linux/sched.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/fs.h> + +#include <asm/ftrace.h> #ifdef CONFIG_FUNCTION_TRACER @@ -95,9 +98,41 @@ stack_trace_sysctl(struct ctl_table *table, int write, loff_t *ppos); #endif +struct ftrace_func_command { + struct list_head list; + char *name; + int (*func)(char *func, char *cmd, + char *params, int enable); +}; + #ifdef CONFIG_DYNAMIC_FTRACE -/* asm/ftrace.h must be defined for archs supporting dynamic ftrace */ -#include <asm/ftrace.h> + +int ftrace_arch_code_modify_prepare(void); +int ftrace_arch_code_modify_post_process(void); + +struct seq_file; + +struct ftrace_probe_ops { + void (*func)(unsigned long ip, + unsigned long parent_ip, + void **data); + int (*callback)(unsigned long ip, void **data); + void (*free)(void **data); + int (*print)(struct seq_file *m, + unsigned long ip, + struct ftrace_probe_ops *ops, + void *data); +}; + +extern int +register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, + void *data); +extern void +unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops, + void *data); +extern void +unregister_ftrace_function_probe_func(char *glob, struct ftrace_probe_ops *ops); +extern void unregister_ftrace_function_probe_all(char *glob); enum { FTRACE_FL_FREE = (1 << 0), @@ -119,6 +154,9 @@ struct dyn_ftrace { int ftrace_force_update(void); void ftrace_set_filter(unsigned char *buf, int len, int reset); +int register_ftrace_command(struct ftrace_func_command *cmd); +int unregister_ftrace_command(struct ftrace_func_command *cmd); + /* defined in arch */ extern int ftrace_ip_converted(unsigned long ip); extern int ftrace_dyn_arch_init(void *data); @@ -126,6 +164,10 @@ extern int ftrace_update_ftrace_func(ftrace_func_t func); extern void ftrace_caller(void); extern void ftrace_call(void); extern void mcount_call(void); + +#ifndef FTRACE_ADDR +#define FTRACE_ADDR ((unsigned long)ftrace_caller) +#endif #ifdef CONFIG_FUNCTION_GRAPH_TRACER extern void ftrace_graph_caller(void); extern int ftrace_enable_ftrace_graph_caller(void); @@ -136,7 +178,7 @@ static inline int ftrace_disable_ftrace_graph_caller(void) { return 0; } #endif /** - * ftrace_make_nop - convert code into top + * ftrace_make_nop - convert code into nop * @mod: module structure if called by module load initialization * @rec: the mcount call site record * @addr: the address that the call site should be calling @@ -198,6 +240,14 @@ extern void ftrace_enable_daemon(void); # define ftrace_disable_daemon() do { } while (0) # define ftrace_enable_daemon() do { } while (0) static inline void ftrace_release(void *start, unsigned long size) { } +static inline int register_ftrace_command(struct ftrace_func_command *cmd) +{ + return -EINVAL; +} +static inline int unregister_ftrace_command(char *cmd_name) +{ + return -EINVAL; +} #endif /* CONFIG_DYNAMIC_FTRACE */ /* totally disable ftrace - can not re-enable after this */ @@ -233,24 +283,25 @@ static inline void __ftrace_enabled_restore(int enabled) #endif } -#ifdef CONFIG_FRAME_POINTER -/* TODO: need to fix this for ARM */ -# define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) -# define CALLER_ADDR1 ((unsigned long)__builtin_return_address(1)) -# define CALLER_ADDR2 ((unsigned long)__builtin_return_address(2)) -# define CALLER_ADDR3 ((unsigned long)__builtin_return_address(3)) -# define CALLER_ADDR4 ((unsigned long)__builtin_return_address(4)) -# define CALLER_ADDR5 ((unsigned long)__builtin_return_address(5)) -# define CALLER_ADDR6 ((unsigned long)__builtin_return_address(6)) -#else -# define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) -# define CALLER_ADDR1 0UL -# define CALLER_ADDR2 0UL -# define CALLER_ADDR3 0UL -# define CALLER_ADDR4 0UL -# define CALLER_ADDR5 0UL -# define CALLER_ADDR6 0UL -#endif +#ifndef HAVE_ARCH_CALLER_ADDR +# ifdef CONFIG_FRAME_POINTER +# define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) +# define CALLER_ADDR1 ((unsigned long)__builtin_return_address(1)) +# define CALLER_ADDR2 ((unsigned long)__builtin_return_address(2)) +# define CALLER_ADDR3 ((unsigned long)__builtin_return_address(3)) +# define CALLER_ADDR4 ((unsigned long)__builtin_return_address(4)) +# define CALLER_ADDR5 ((unsigned long)__builtin_return_address(5)) +# define CALLER_ADDR6 ((unsigned long)__builtin_return_address(6)) +# else +# define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) +# define CALLER_ADDR1 0UL +# define CALLER_ADDR2 0UL +# define CALLER_ADDR3 0UL +# define CALLER_ADDR4 0UL +# define CALLER_ADDR5 0UL +# define CALLER_ADDR6 0UL +# endif +#endif /* ifndef HAVE_ARCH_CALLER_ADDR */ #ifdef CONFIG_IRQSOFF_TRACER extern void time_hardirqs_on(unsigned long a0, unsigned long a1); @@ -268,54 +319,6 @@ static inline void __ftrace_enabled_restore(int enabled) # define trace_preempt_off(a0, a1) do { } while (0) #endif -#ifdef CONFIG_TRACING -extern int ftrace_dump_on_oops; - -extern void tracing_start(void); -extern void tracing_stop(void); -extern void ftrace_off_permanent(void); - -extern void -ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3); - -/** - * ftrace_printk - printf formatting in the ftrace buffer - * @fmt: the printf format for printing - * - * Note: __ftrace_printk is an internal function for ftrace_printk and - * the @ip is passed in via the ftrace_printk macro. - * - * This function allows a kernel developer to debug fast path sections - * that printk is not appropriate for. By scattering in various - * printk like tracing in the code, a developer can quickly see - * where problems are occurring. - * - * This is intended as a debugging tool for the developer only. - * Please refrain from leaving ftrace_printks scattered around in - * your code. - */ -# define ftrace_printk(fmt...) __ftrace_printk(_THIS_IP_, fmt) -extern int -__ftrace_printk(unsigned long ip, const char *fmt, ...) - __attribute__ ((format (printf, 2, 3))); -extern void ftrace_dump(void); -#else -static inline void -ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3) { } -static inline int -ftrace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 2))); - -static inline void tracing_start(void) { } -static inline void tracing_stop(void) { } -static inline void ftrace_off_permanent(void) { } -static inline int -ftrace_printk(const char *fmt, ...) -{ - return 0; -} -static inline void ftrace_dump(void) { } -#endif - #ifdef CONFIG_FTRACE_MCOUNT_RECORD extern void ftrace_init(void); extern void ftrace_init_module(struct module *mod, @@ -327,36 +330,6 @@ ftrace_init_module(struct module *mod, unsigned long *start, unsigned long *end) { } #endif -enum { - POWER_NONE = 0, - POWER_CSTATE = 1, - POWER_PSTATE = 2, -}; - -struct power_trace { -#ifdef CONFIG_POWER_TRACER - ktime_t stamp; - ktime_t end; - int type; - int state; -#endif -}; - -#ifdef CONFIG_POWER_TRACER -extern void trace_power_start(struct power_trace *it, unsigned int type, - unsigned int state); -extern void trace_power_mark(struct power_trace *it, unsigned int type, - unsigned int state); -extern void trace_power_end(struct power_trace *it); -#else -static inline void trace_power_start(struct power_trace *it, unsigned int type, - unsigned int state) { } -static inline void trace_power_mark(struct power_trace *it, unsigned int type, - unsigned int state) { } -static inline void trace_power_end(struct power_trace *it) { } -#endif - - /* * Structure that defines an entry function trace. */ @@ -380,6 +353,30 @@ struct ftrace_graph_ret { #ifdef CONFIG_FUNCTION_GRAPH_TRACER /* + * Stack of return addresses for functions + * of a thread. + * Used in struct thread_info + */ +struct ftrace_ret_stack { + unsigned long ret; + unsigned long func; + unsigned long long calltime; +}; + +/* + * Primary handler of a function return. + * It relays on ftrace_return_to_handler. + * Defined in entry_32/64.S + */ +extern void return_to_handler(void); + +extern int +ftrace_push_return_trace(unsigned long ret, unsigned long long time, + unsigned long func, int *depth); +extern void +ftrace_pop_return_trace(struct ftrace_graph_ret *trace, unsigned long *ret); + +/* * Sometimes we don't want to trace a function with the function * graph tracer but we want them to keep traced by the usual function * tracer if the function graph tracer is not configured. @@ -490,6 +487,21 @@ static inline int test_tsk_trace_graph(struct task_struct *tsk) return tsk->trace & TSK_TRACE_FL_GRAPH; } +extern int ftrace_dump_on_oops; + #endif /* CONFIG_TRACING */ + +#ifdef CONFIG_HW_BRANCH_TRACER + +void trace_hw_branch(u64 from, u64 to); +void trace_hw_branch_oops(void); + +#else /* CONFIG_HW_BRANCH_TRACER */ + +static inline void trace_hw_branch(u64 from, u64 to) {} +static inline void trace_hw_branch_oops(void) {} + +#endif /* CONFIG_HW_BRANCH_TRACER */ + #endif /* _LINUX_FTRACE_H */ diff --git a/include/linux/ftrace_irq.h b/include/linux/ftrace_irq.h index 366a054..dca7bf8 100644 --- a/include/linux/ftrace_irq.h +++ b/include/linux/ftrace_irq.h @@ -2,7 +2,7 @@ #define _LINUX_FTRACE_IRQ_H -#if defined(CONFIG_DYNAMIC_FTRACE) || defined(CONFIG_FUNCTION_GRAPH_TRACER) +#ifdef CONFIG_FTRACE_NMI_ENTER extern void ftrace_nmi_enter(void); extern void ftrace_nmi_exit(void); #else diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index f832883..faa1cf8 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -15,55 +15,61 @@ * - bits 0-7 are the preemption count (max preemption depth: 256) * - bits 8-15 are the softirq count (max # of softirqs: 256) * - * The hardirq count can be overridden per architecture, the default is: + * The hardirq count can in theory reach the same as NR_IRQS. + * In reality, the number of nested IRQS is limited to the stack + * size as well. For archs with over 1000 IRQS it is not practical + * to expect that they will all nest. We give a max of 10 bits for + * hardirq nesting. An arch may choose to give less than 10 bits. + * m68k expects it to be 8. * - * - bits 16-27 are the hardirq count (max # of hardirqs: 4096) - * - ( bit 28 is the PREEMPT_ACTIVE flag. ) + * - bits 16-25 are the hardirq count (max # of nested hardirqs: 1024) + * - bit 26 is the NMI_MASK + * - bit 28 is the PREEMPT_ACTIVE flag * * PREEMPT_MASK: 0x000000ff * SOFTIRQ_MASK: 0x0000ff00 - * HARDIRQ_MASK: 0x0fff0000 + * HARDIRQ_MASK: 0x03ff0000 + * NMI_MASK: 0x04000000 */ #define PREEMPT_BITS 8 #define SOFTIRQ_BITS 8 +#define NMI_BITS 1 -#ifndef HARDIRQ_BITS -#define HARDIRQ_BITS 12 +#define MAX_HARDIRQ_BITS 10 -#ifndef MAX_HARDIRQS_PER_CPU -#define MAX_HARDIRQS_PER_CPU NR_IRQS +#ifndef HARDIRQ_BITS +# define HARDIRQ_BITS MAX_HARDIRQ_BITS #endif -/* - * The hardirq mask has to be large enough to have space for potentially - * all IRQ sources in the system nesting on a single CPU. - */ -#if (1 << HARDIRQ_BITS) < MAX_HARDIRQS_PER_CPU -# error HARDIRQ_BITS is too low! -#endif +#if HARDIRQ_BITS > MAX_HARDIRQ_BITS +#error HARDIRQ_BITS too high! #endif #define PREEMPT_SHIFT 0 #define SOFTIRQ_SHIFT (PREEMPT_SHIFT + PREEMPT_BITS) #define HARDIRQ_SHIFT (SOFTIRQ_SHIFT + SOFTIRQ_BITS) +#define NMI_SHIFT (HARDIRQ_SHIFT + HARDIRQ_BITS) #define __IRQ_MASK(x) ((1UL << (x))-1) #define PREEMPT_MASK (__IRQ_MASK(PREEMPT_BITS) << PREEMPT_SHIFT) #define SOFTIRQ_MASK (__IRQ_MASK(SOFTIRQ_BITS) << SOFTIRQ_SHIFT) #define HARDIRQ_MASK (__IRQ_MASK(HARDIRQ_BITS) << HARDIRQ_SHIFT) +#define NMI_MASK (__IRQ_MASK(NMI_BITS) << NMI_SHIFT) #define PREEMPT_OFFSET (1UL << PREEMPT_SHIFT) #define SOFTIRQ_OFFSET (1UL << SOFTIRQ_SHIFT) #define HARDIRQ_OFFSET (1UL << HARDIRQ_SHIFT) +#define NMI_OFFSET (1UL << NMI_SHIFT) -#if PREEMPT_ACTIVE < (1 << (HARDIRQ_SHIFT + HARDIRQ_BITS)) +#if PREEMPT_ACTIVE < (1 << (NMI_SHIFT + NMI_BITS)) #error PREEMPT_ACTIVE is too low! #endif #define hardirq_count() (preempt_count() & HARDIRQ_MASK) #define softirq_count() (preempt_count() & SOFTIRQ_MASK) -#define irq_count() (preempt_count() & (HARDIRQ_MASK | SOFTIRQ_MASK)) +#define irq_count() (preempt_count() & (HARDIRQ_MASK | SOFTIRQ_MASK \ + | NMI_MASK)) /* * Are we doing bottom half or hardware interrupt processing? @@ -73,6 +79,11 @@ #define in_softirq() (softirq_count()) #define in_interrupt() (irq_count()) +/* + * Are we in NMI context? + */ +#define in_nmi() (preempt_count() & NMI_MASK) + #if defined(CONFIG_PREEMPT) # define PREEMPT_INATOMIC_BASE kernel_locked() # define PREEMPT_CHECK_OFFSET 1 @@ -164,20 +175,24 @@ extern void irq_enter(void); */ extern void irq_exit(void); -#define nmi_enter() \ - do { \ - ftrace_nmi_enter(); \ - lockdep_off(); \ - rcu_nmi_enter(); \ - __irq_enter(); \ +#define nmi_enter() \ + do { \ + ftrace_nmi_enter(); \ + BUG_ON(in_nmi()); \ + add_preempt_count(NMI_OFFSET + HARDIRQ_OFFSET); \ + lockdep_off(); \ + rcu_nmi_enter(); \ + trace_hardirq_enter(); \ } while (0) -#define nmi_exit() \ - do { \ - __irq_exit(); \ - rcu_nmi_exit(); \ - lockdep_on(); \ - ftrace_nmi_exit(); \ +#define nmi_exit() \ + do { \ + trace_hardirq_exit(); \ + rcu_nmi_exit(); \ + lockdep_on(); \ + BUG_ON(!in_nmi()); \ + sub_preempt_count(NMI_OFFSET + HARDIRQ_OFFSET); \ + ftrace_nmi_exit(); \ } while (0) #endif /* LINUX_HARDIRQ_H */ diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index f1d2fba1..03be7f2 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -33,7 +33,8 @@ unsigned long hugetlb_total_pages(void); int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long address, int write_access); int hugetlb_reserve_pages(struct inode *inode, long from, long to, - struct vm_area_struct *vma); + struct vm_area_struct *vma, + int acctflags); void hugetlb_unreserve_pages(struct inode *inode, long offset, long freed); extern unsigned long hugepages_treat_as_movable; @@ -138,7 +139,7 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb) extern const struct file_operations hugetlbfs_file_operations; extern struct vm_operations_struct hugetlb_vm_ops; -struct file *hugetlb_file_setup(const char *name, size_t); +struct file *hugetlb_file_setup(const char *name, size_t, int); int hugetlb_get_quota(struct address_space *mapping, long delta); void hugetlb_put_quota(struct address_space *mapping, long delta); @@ -158,9 +159,9 @@ static inline void set_file_hugepages(struct file *file) } #else /* !CONFIG_HUGETLBFS */ -#define is_file_hugepages(file) 0 -#define set_file_hugepages(file) BUG() -#define hugetlb_file_setup(name,size) ERR_PTR(-ENOSYS) +#define is_file_hugepages(file) 0 +#define set_file_hugepages(file) BUG() +#define hugetlb_file_setup(name,size,acctflag) ERR_PTR(-ENOSYS) #endif /* !CONFIG_HUGETLBFS */ diff --git a/include/linux/i2c-dev.h b/include/linux/i2c-dev.h index 311315b..fd53bfd 100644 --- a/include/linux/i2c-dev.h +++ b/include/linux/i2c-dev.h @@ -33,7 +33,7 @@ */ #define I2C_RETRIES 0x0701 /* number of times a device address should be polled when not acknowledging */ -#define I2C_TIMEOUT 0x0702 /* set timeout in jiffies - call with int */ +#define I2C_TIMEOUT 0x0702 /* set timeout in units of 10 ms */ /* NOTE: Slave address is 7 or 10 bits, but 10-bit addresses * are NOT supported! (due to code brokenness) diff --git a/include/linux/i2c.h b/include/linux/i2c.h index fcfbfea..c86c3b0 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -361,7 +361,7 @@ struct i2c_adapter { struct mutex bus_lock; struct mutex clist_lock; - int timeout; + int timeout; /* in jiffies */ int retries; struct device dev; /* the adapter device */ diff --git a/include/linux/ide.h b/include/linux/ide.h index 194da5a..fe235b6 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -663,7 +663,7 @@ typedef struct ide_drive_s ide_drive_t; #define to_ide_device(dev) container_of(dev, ide_drive_t, gendev) #define to_ide_drv(obj, cont_type) \ - container_of(obj, struct cont_type, kref) + container_of(obj, struct cont_type, dev) #define ide_drv_g(disk, cont_type) \ container_of((disk)->private_data, struct cont_type, driver) diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index f8ff918..e1ff5b1 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -210,6 +210,7 @@ static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, u16 vlan_tci) /* Move the mac addresses to the beginning of the new header. */ memmove(skb->data, skb->data + VLAN_HLEN, 2 * VLAN_ETH_ALEN); + skb->mac_header -= VLAN_HLEN; /* first, the ethernet type */ veth->h_vlan_proto = htons(ETH_P_8021Q); diff --git a/include/linux/init_task.h b/include/linux/init_task.h index ea0ea1a..e752d973f 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -48,12 +48,11 @@ extern struct fs_struct init_fs; .posix_timers = LIST_HEAD_INIT(sig.posix_timers), \ .cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \ .rlim = INIT_RLIMITS, \ - .cputime = { .totals = { \ - .utime = cputime_zero, \ - .stime = cputime_zero, \ - .sum_exec_runtime = 0, \ - .lock = __SPIN_LOCK_UNLOCKED(sig.cputime.totals.lock), \ - }, }, \ + .cputimer = { \ + .cputime = INIT_CPUTIME, \ + .running = 0, \ + .lock = __SPIN_LOCK_UNLOCKED(sig.cputimer.lock), \ + }, \ } extern struct nsproxy init_nsproxy; diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index c4f6c10..d2e3cbf 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -194,6 +194,7 @@ static inline void dmar_writeq(void __iomem *addr, u64 val) /* FSTS_REG */ #define DMA_FSTS_PPF ((u32)2) #define DMA_FSTS_PFO ((u32)1) +#define DMA_FSTS_IQE (1 << 4) #define dma_fsts_fault_record_index(s) (((s) >> 8) & 0xff) /* FRCD_REG, 32 bits access */ @@ -328,7 +329,7 @@ extern int qi_flush_iotlb(struct intel_iommu *iommu, u16 did, u64 addr, unsigned int size_order, u64 type, int non_present_entry_flush); -extern void qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu); +extern int qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu); extern void *intel_alloc_coherent(struct device *, size_t, dma_addr_t *, gfp_t); extern void intel_free_coherent(struct device *, size_t, void *, dma_addr_t); diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h index 82df317..0adb0f9 100644 --- a/include/linux/io-mapping.h +++ b/include/linux/io-mapping.h @@ -30,11 +30,14 @@ * See Documentation/io_mapping.txt */ -/* this struct isn't actually defined anywhere */ -struct io_mapping; - #ifdef CONFIG_HAVE_ATOMIC_IOMAP +struct io_mapping { + resource_size_t base; + unsigned long size; + pgprot_t prot; +}; + /* * For small address space machines, mapping large objects * into the kernel virtual space isn't practical. Where @@ -43,23 +46,40 @@ struct io_mapping; */ static inline struct io_mapping * -io_mapping_create_wc(unsigned long base, unsigned long size) +io_mapping_create_wc(resource_size_t base, unsigned long size) { - return (struct io_mapping *) base; + struct io_mapping *iomap; + + if (!is_io_mapping_possible(base, size)) + return NULL; + + iomap = kmalloc(sizeof(*iomap), GFP_KERNEL); + if (!iomap) + return NULL; + + iomap->base = base; + iomap->size = size; + iomap->prot = pgprot_writecombine(__pgprot(__PAGE_KERNEL)); + return iomap; } static inline void io_mapping_free(struct io_mapping *mapping) { + kfree(mapping); } /* Atomic map/unmap */ static inline void * io_mapping_map_atomic_wc(struct io_mapping *mapping, unsigned long offset) { - offset += (unsigned long) mapping; - return iomap_atomic_prot_pfn(offset >> PAGE_SHIFT, KM_USER0, - __pgprot(__PAGE_KERNEL_WC)); + resource_size_t phys_addr; + unsigned long pfn; + + BUG_ON(offset >= mapping->size); + phys_addr = mapping->base + offset; + pfn = (unsigned long) (phys_addr >> PAGE_SHIFT); + return iomap_atomic_prot_pfn(pfn, KM_USER0, mapping->prot); } static inline void @@ -71,8 +91,12 @@ io_mapping_unmap_atomic(void *vaddr) static inline void * io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset) { - offset += (unsigned long) mapping; - return ioremap_wc(offset, PAGE_SIZE); + resource_size_t phys_addr; + + BUG_ON(offset >= mapping->size); + phys_addr = mapping->base + offset; + + return ioremap_wc(phys_addr, PAGE_SIZE); } static inline void @@ -83,9 +107,12 @@ io_mapping_unmap(void *vaddr) #else +/* this struct isn't actually defined anywhere */ +struct io_mapping; + /* Create the io_mapping object*/ static inline struct io_mapping * -io_mapping_create_wc(unsigned long base, unsigned long size) +io_mapping_create_wc(resource_size_t base, unsigned long size) { return (struct io_mapping *) ioremap_wc(base, size); } diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index b28b37e..4d248b3 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -1150,7 +1150,8 @@ extern int jbd2_journal_clear_err (journal_t *); extern int jbd2_journal_bmap(journal_t *, unsigned long, unsigned long long *); extern int jbd2_journal_force_commit(journal_t *); extern int jbd2_journal_file_inode(handle_t *handle, struct jbd2_inode *inode); -extern int jbd2_journal_begin_ordered_truncate(struct jbd2_inode *inode, loff_t new_size); +extern int jbd2_journal_begin_ordered_truncate(journal_t *journal, + struct jbd2_inode *inode, loff_t new_size); extern void jbd2_journal_init_jbd_inode(struct jbd2_inode *jinode, struct inode *inode); extern void jbd2_journal_release_jbd_inode(journal_t *journal, struct jbd2_inode *jinode); diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 3c183d9..7aef15c 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -385,6 +385,91 @@ static inline char *pack_hex_byte(char *buf, u8 byte) #endif /* + * General tracing related utility functions - trace_printk(), + * tracing_on/tracing_off and tracing_start()/tracing_stop + * + * Use tracing_on/tracing_off when you want to quickly turn on or off + * tracing. It simply enables or disables the recording of the trace events. + * This also corresponds to the user space debugfs/tracing/tracing_on + * file, which gives a means for the kernel and userspace to interact. + * Place a tracing_off() in the kernel where you want tracing to end. + * From user space, examine the trace, and then echo 1 > tracing_on + * to continue tracing. + * + * tracing_stop/tracing_start has slightly more overhead. It is used + * by things like suspend to ram where disabling the recording of the + * trace is not enough, but tracing must actually stop because things + * like calling smp_processor_id() may crash the system. + * + * Most likely, you want to use tracing_on/tracing_off. + */ +#ifdef CONFIG_RING_BUFFER +void tracing_on(void); +void tracing_off(void); +/* trace_off_permanent stops recording with no way to bring it back */ +void tracing_off_permanent(void); +int tracing_is_on(void); +#else +static inline void tracing_on(void) { } +static inline void tracing_off(void) { } +static inline void tracing_off_permanent(void) { } +static inline int tracing_is_on(void) { return 0; } +#endif +#ifdef CONFIG_TRACING +extern void tracing_start(void); +extern void tracing_stop(void); +extern void ftrace_off_permanent(void); + +extern void +ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3); + +/** + * trace_printk - printf formatting in the ftrace buffer + * @fmt: the printf format for printing + * + * Note: __trace_printk is an internal function for trace_printk and + * the @ip is passed in via the trace_printk macro. + * + * This function allows a kernel developer to debug fast path sections + * that printk is not appropriate for. By scattering in various + * printk like tracing in the code, a developer can quickly see + * where problems are occurring. + * + * This is intended as a debugging tool for the developer only. + * Please refrain from leaving trace_printks scattered around in + * your code. + */ +# define trace_printk(fmt...) __trace_printk(_THIS_IP_, fmt) +extern int +__trace_printk(unsigned long ip, const char *fmt, ...) + __attribute__ ((format (printf, 2, 3))); +# define ftrace_vprintk(fmt, ap) __trace_printk(_THIS_IP_, fmt, ap) +extern int +__ftrace_vprintk(unsigned long ip, const char *fmt, va_list ap); +extern void ftrace_dump(void); +#else +static inline void +ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3) { } +static inline int +trace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 2))); + +static inline void tracing_start(void) { } +static inline void tracing_stop(void) { } +static inline void ftrace_off_permanent(void) { } +static inline int +trace_printk(const char *fmt, ...) +{ + return 0; +} +static inline int +ftrace_vprintk(const char *fmt, va_list ap) +{ + return 0; +} +static inline void ftrace_dump(void) { } +#endif + +/* * Display an IP address in readable format. */ @@ -497,7 +582,8 @@ static inline char *pack_hex_byte(char *buf, u8 byte) /* * swap - swap value of @a and @b */ -#define swap(a, b) ({ typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; }) +#define swap(a, b) \ + do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0) /** * container_of - cast a member of a structure out to the containing structure diff --git a/include/linux/kvm.h b/include/linux/kvm.h index 5715f19..0424326f 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -58,10 +58,10 @@ struct kvm_irqchip { __u32 pad; union { char dummy[512]; /* reserving space */ -#ifdef CONFIG_X86 +#ifdef __KVM_HAVE_PIT struct kvm_pic_state pic; #endif -#if defined(CONFIG_X86) || defined(CONFIG_IA64) +#ifdef __KVM_HAVE_IOAPIC struct kvm_ioapic_state ioapic; #endif } chip; @@ -384,16 +384,16 @@ struct kvm_trace_rec { #define KVM_CAP_MP_STATE 14 #define KVM_CAP_COALESCED_MMIO 15 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */ -#if defined(CONFIG_X86)||defined(CONFIG_IA64) +#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT #define KVM_CAP_DEVICE_ASSIGNMENT 17 #endif #define KVM_CAP_IOMMU 18 -#if defined(CONFIG_X86) +#ifdef __KVM_HAVE_MSI #define KVM_CAP_DEVICE_MSI 20 #endif /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 -#if defined(CONFIG_X86) +#ifdef __KVM_HAVE_USER_NMI #define KVM_CAP_USER_NMI 22 #endif diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index ec49d0b..bf6f703 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -285,6 +285,7 @@ void kvm_free_physmem(struct kvm *kvm); struct kvm *kvm_arch_create_vm(void); void kvm_arch_destroy_vm(struct kvm *kvm); void kvm_free_all_assigned_devices(struct kvm *kvm); +void kvm_arch_sync_events(struct kvm *kvm); int kvm_cpu_get_interrupt(struct kvm_vcpu *v); int kvm_cpu_has_interrupt(struct kvm_vcpu *v); diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 23bf02f..5a58ea3 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -20,43 +20,10 @@ struct lockdep_map; #include <linux/stacktrace.h> /* - * Lock-class usage-state bits: + * We'd rather not expose kernel/lockdep_states.h this wide, but we do need + * the total number of states... :-( */ -enum lock_usage_bit -{ - LOCK_USED = 0, - LOCK_USED_IN_HARDIRQ, - LOCK_USED_IN_SOFTIRQ, - LOCK_ENABLED_SOFTIRQS, - LOCK_ENABLED_HARDIRQS, - LOCK_USED_IN_HARDIRQ_READ, - LOCK_USED_IN_SOFTIRQ_READ, - LOCK_ENABLED_SOFTIRQS_READ, - LOCK_ENABLED_HARDIRQS_READ, - LOCK_USAGE_STATES -}; - -/* - * Usage-state bitmasks: - */ -#define LOCKF_USED (1 << LOCK_USED) -#define LOCKF_USED_IN_HARDIRQ (1 << LOCK_USED_IN_HARDIRQ) -#define LOCKF_USED_IN_SOFTIRQ (1 << LOCK_USED_IN_SOFTIRQ) -#define LOCKF_ENABLED_HARDIRQS (1 << LOCK_ENABLED_HARDIRQS) -#define LOCKF_ENABLED_SOFTIRQS (1 << LOCK_ENABLED_SOFTIRQS) - -#define LOCKF_ENABLED_IRQS (LOCKF_ENABLED_HARDIRQS | LOCKF_ENABLED_SOFTIRQS) -#define LOCKF_USED_IN_IRQ (LOCKF_USED_IN_HARDIRQ | LOCKF_USED_IN_SOFTIRQ) - -#define LOCKF_USED_IN_HARDIRQ_READ (1 << LOCK_USED_IN_HARDIRQ_READ) -#define LOCKF_USED_IN_SOFTIRQ_READ (1 << LOCK_USED_IN_SOFTIRQ_READ) -#define LOCKF_ENABLED_HARDIRQS_READ (1 << LOCK_ENABLED_HARDIRQS_READ) -#define LOCKF_ENABLED_SOFTIRQS_READ (1 << LOCK_ENABLED_SOFTIRQS_READ) - -#define LOCKF_ENABLED_IRQS_READ \ - (LOCKF_ENABLED_HARDIRQS_READ | LOCKF_ENABLED_SOFTIRQS_READ) -#define LOCKF_USED_IN_IRQ_READ \ - (LOCKF_USED_IN_HARDIRQ_READ | LOCKF_USED_IN_SOFTIRQ_READ) +#define XXX_LOCK_USAGE_STATES (1+3*4) #define MAX_LOCKDEP_SUBCLASSES 8UL @@ -97,7 +64,7 @@ struct lock_class { * IRQ/softirq usage tracking bits: */ unsigned long usage_mask; - struct stack_trace usage_traces[LOCK_USAGE_STATES]; + struct stack_trace usage_traces[XXX_LOCK_USAGE_STATES]; /* * These fields represent a directed graph of lock dependencies, @@ -324,7 +291,11 @@ static inline void lock_set_subclass(struct lockdep_map *lock, lock_set_class(lock, lock->name, lock->key, subclass, ip); } -# define INIT_LOCKDEP .lockdep_recursion = 0, +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); + +# define INIT_LOCKDEP .lockdep_recursion = 0, .lockdep_reclaim_gfp = 0, #define lockdep_depth(tsk) (debug_locks ? (tsk)->lockdep_depth : 0) @@ -342,6 +313,9 @@ static inline void lockdep_on(void) # define lock_release(l, n, i) do { } while (0) # define lock_set_class(l, n, k, s, i) do { } while (0) # define lock_set_subclass(l, s, i) do { } while (0) +# define lockdep_set_current_reclaim_state(g) do { } while (0) +# define lockdep_clear_current_reclaim_state() do { } while (0) +# define lockdep_trace_alloc(g) do { } while (0) # define lockdep_init() do { } while (0) # define lockdep_info() do { } while (0) # define lockdep_init_map(lock, name, key, sub) \ diff --git a/include/linux/mm.h b/include/linux/mm.h index e8ddc98..065cdf8 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1041,10 +1041,23 @@ extern void free_bootmem_with_active_regions(int nid, typedef int (*work_fn_t)(unsigned long, unsigned long, void *); extern void work_with_active_regions(int nid, work_fn_t work_fn, void *data); extern void sparse_memory_present_with_active_regions(int nid); -#ifndef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID -extern int early_pfn_to_nid(unsigned long pfn); -#endif /* CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID */ #endif /* CONFIG_ARCH_POPULATES_NODE_MAP */ + +#if !defined(CONFIG_ARCH_POPULATES_NODE_MAP) && \ + !defined(CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID) +static inline int __early_pfn_to_nid(unsigned long pfn) +{ + return 0; +} +#else +/* please see mm/page_alloc.c */ +extern int __meminit early_pfn_to_nid(unsigned long pfn); +#ifdef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID +/* there is a per-arch backend function. */ +extern int __meminit __early_pfn_to_nid(unsigned long pfn); +#endif /* CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID */ +#endif + extern void set_dma_reserve(unsigned long new_dma_reserve); extern void memmap_init_zone(unsigned long, int, unsigned long, unsigned long, enum memmap_context); @@ -1129,8 +1142,7 @@ extern unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, unsigned long flag, unsigned long pgoff); extern unsigned long mmap_region(struct file *file, unsigned long addr, unsigned long len, unsigned long flags, - unsigned int vm_flags, unsigned long pgoff, - int accountable); + unsigned int vm_flags, unsigned long pgoff); static inline unsigned long do_mmap(struct file *file, unsigned long addr, unsigned long len, unsigned long prot, @@ -1160,6 +1172,7 @@ extern int filemap_fault(struct vm_area_struct *, struct vm_fault *); /* mm/page-writeback.c */ int write_one_page(struct page *page, int wait); +void task_dirty_inc(struct task_struct *tsk); /* readahead.c */ #define VM_MAX_READAHEAD 128 /* kbytes */ @@ -1305,5 +1318,6 @@ void vmemmap_populate_print_last(void); extern void *alloc_locked_buffer(size_t size); extern void free_locked_buffer(void *buffer, size_t size); +extern void release_locked_buffer(void *buffer, size_t size); #endif /* __KERNEL__ */ #endif /* _LINUX_MM_H */ diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 09c14e2..1aca6ce 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -1071,7 +1071,7 @@ void sparse_init(void); #endif /* CONFIG_SPARSEMEM */ #ifdef CONFIG_NODES_SPAN_OTHER_NODES -#define early_pfn_in_nid(pfn, nid) (early_pfn_to_nid(pfn) == (nid)) +bool early_pfn_in_nid(unsigned long pfn, int nid); #else #define early_pfn_in_nid(pfn, nid) (1) #endif diff --git a/include/linux/module.h b/include/linux/module.h index f3b8329..145a755 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -407,7 +407,6 @@ static inline local_t *__module_ref_addr(struct module *mod, int cpu) static inline void __module_get(struct module *module) { if (module) { - BUG_ON(module_refcount(module) == 0); local_inc(__module_ref_addr(module, get_cpu())); put_cpu(); } diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 7a0e5c4..3069ec7 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -50,8 +50,10 @@ struct mutex { atomic_t count; spinlock_t wait_lock; struct list_head wait_list; -#ifdef CONFIG_DEBUG_MUTEXES +#if defined(CONFIG_DEBUG_MUTEXES) || defined(CONFIG_SMP) struct thread_info *owner; +#endif +#ifdef CONFIG_DEBUG_MUTEXES const char *name; void *magic; #endif @@ -68,7 +70,6 @@ struct mutex_waiter { struct list_head list; struct task_struct *task; #ifdef CONFIG_DEBUG_MUTEXES - struct mutex *lock; void *magic; #endif }; diff --git a/include/linux/netfilter/xt_NFLOG.h b/include/linux/netfilter/xt_NFLOG.h index cdcd0ed..4b36aeb 100644 --- a/include/linux/netfilter/xt_NFLOG.h +++ b/include/linux/netfilter/xt_NFLOG.h @@ -2,7 +2,7 @@ #define _XT_NFLOG_TARGET #define XT_NFLOG_DEFAULT_GROUP 0x1 -#define XT_NFLOG_DEFAULT_THRESHOLD 1 +#define XT_NFLOG_DEFAULT_THRESHOLD 0 #define XT_NFLOG_MASK 0x0 diff --git a/include/linux/pci.h b/include/linux/pci.h index 48890cf..7bd624b 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -684,7 +684,7 @@ int pci_enable_rom(struct pci_dev *pdev); void pci_disable_rom(struct pci_dev *pdev); void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size); void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom); -size_t pci_get_rom_size(void __iomem *rom, size_t size); +size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size); /* Power management related routines */ int pci_save_state(struct pci_dev *dev); diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 52a9fe0..aca8c45 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1312,6 +1312,7 @@ #define PCI_DEVICE_ID_VIA_VT3351 0x0351 #define PCI_DEVICE_ID_VIA_VT3364 0x0364 #define PCI_DEVICE_ID_VIA_8371_0 0x0391 +#define PCI_DEVICE_ID_VIA_6415 0x0415 #define PCI_DEVICE_ID_VIA_8501_0 0x0501 #define PCI_DEVICE_ID_VIA_82C561 0x0561 #define PCI_DEVICE_ID_VIA_82C586_1 0x0571 @@ -1444,6 +1445,7 @@ #define PCI_DEVICE_ID_DIGI_DF_M_E 0x0071 #define PCI_DEVICE_ID_DIGI_DF_M_IOM2_A 0x0072 #define PCI_DEVICE_ID_DIGI_DF_M_A 0x0073 +#define PCI_DEVICE_ID_DIGI_NEO_8 0x00B1 #define PCI_DEVICE_ID_NEO_2DB9 0x00C8 #define PCI_DEVICE_ID_NEO_2DB9PRI 0x00C9 #define PCI_DEVICE_ID_NEO_2RJ45 0x00CA @@ -2321,6 +2323,9 @@ #define PCI_DEVICE_ID_INTEL_82378 0x0484 #define PCI_DEVICE_ID_INTEL_I960 0x0960 #define PCI_DEVICE_ID_INTEL_I960RM 0x0962 +#define PCI_DEVICE_ID_INTEL_8257X_SOL 0x1062 +#define PCI_DEVICE_ID_INTEL_82573E_SOL 0x1085 +#define PCI_DEVICE_ID_INTEL_82573L_SOL 0x108F #define PCI_DEVICE_ID_INTEL_82815_MC 0x1130 #define PCI_DEVICE_ID_INTEL_82815_CGC 0x1132 #define PCI_DEVICE_ID_INTEL_82092AA_0 0x1221 diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h index b2648e8..d51a2b3 100644 --- a/include/linux/pkt_sched.h +++ b/include/linux/pkt_sched.h @@ -515,7 +515,7 @@ enum struct tc_drr_stats { - u32 deficit; + __u32 deficit; }; #endif diff --git a/include/linux/pm.h b/include/linux/pm.h index de2e0a8..24ba5f6 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -381,10 +381,12 @@ struct dev_pm_info { #ifdef CONFIG_PM_SLEEP extern void device_pm_lock(void); +extern int sysdev_resume(void); extern void device_power_up(pm_message_t state); extern void device_resume(pm_message_t state); extern void device_pm_unlock(void); +extern int sysdev_suspend(pm_message_t state); extern int device_power_down(pm_message_t state); extern int device_suspend(pm_message_t state); extern int device_prepare_suspend(pm_message_t state); diff --git a/include/linux/rcuclassic.h b/include/linux/rcuclassic.h index f3f697d..80044a4 100644 --- a/include/linux/rcuclassic.h +++ b/include/linux/rcuclassic.h @@ -181,4 +181,10 @@ extern long rcu_batches_completed_bh(void); #define rcu_enter_nohz() do { } while (0) #define rcu_exit_nohz() do { } while (0) +/* A context switch is a grace period for rcuclassic. */ +static inline int rcu_blocking_is_gp(void) +{ + return num_online_cpus() == 1; +} + #endif /* __LINUX_RCUCLASSIC_H */ diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 921340a..528343e 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -52,6 +52,9 @@ struct rcu_head { void (*func)(struct rcu_head *head); }; +/* Internal to kernel, but needed by rcupreempt.h. */ +extern int rcu_scheduler_active; + #if defined(CONFIG_CLASSIC_RCU) #include <linux/rcuclassic.h> #elif defined(CONFIG_TREE_RCU) @@ -265,6 +268,7 @@ extern void rcu_barrier_sched(void); /* Internal to kernel */ extern void rcu_init(void); +extern void rcu_scheduler_starting(void); extern int rcu_needs_cpu(int cpu); #endif /* __LINUX_RCUPDATE_H */ diff --git a/include/linux/rcupreempt.h b/include/linux/rcupreempt.h index 3e05c09..74304b4 100644 --- a/include/linux/rcupreempt.h +++ b/include/linux/rcupreempt.h @@ -142,4 +142,19 @@ static inline void rcu_exit_nohz(void) #define rcu_exit_nohz() do { } while (0) #endif /* CONFIG_NO_HZ */ +/* + * A context switch is a grace period for rcupreempt synchronize_rcu() + * only during early boot, before the scheduler has been initialized. + * So, how the heck do we get a context switch? Well, if the caller + * invokes synchronize_rcu(), they are willing to accept a context + * switch, so we simply pretend that one happened. + * + * After boot, there might be a blocked or preempted task in an RCU + * read-side critical section, so we cannot then take the fastpath. + */ +static inline int rcu_blocking_is_gp(void) +{ + return num_online_cpus() == 1 && !rcu_scheduler_active; +} + #endif /* __LINUX_RCUPREEMPT_H */ diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index d4368b7..a722fb6 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -326,4 +326,10 @@ static inline void rcu_exit_nohz(void) } #endif /* CONFIG_NO_HZ */ +/* A context switch is a grace period for rcutree. */ +static inline int rcu_blocking_is_gp(void) +{ + return num_online_cpus() == 1; +} + #endif /* __LINUX_RCUTREE_H */ diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index b3b3596..b1a0068 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -8,7 +8,7 @@ struct ring_buffer; struct ring_buffer_iter; /* - * Don't reference this struct directly, use functions below. + * Don't refer to this struct directly, use functions below. */ struct ring_buffer_event { u32 type:2, len:3, time_delta:27; @@ -74,13 +74,10 @@ void ring_buffer_free(struct ring_buffer *buffer); int ring_buffer_resize(struct ring_buffer *buffer, unsigned long size); -struct ring_buffer_event * -ring_buffer_lock_reserve(struct ring_buffer *buffer, - unsigned long length, - unsigned long *flags); +struct ring_buffer_event *ring_buffer_lock_reserve(struct ring_buffer *buffer, + unsigned long length); int ring_buffer_unlock_commit(struct ring_buffer *buffer, - struct ring_buffer_event *event, - unsigned long flags); + struct ring_buffer_event *event); int ring_buffer_write(struct ring_buffer *buffer, unsigned long length, void *data); @@ -124,14 +121,13 @@ unsigned long ring_buffer_overrun_cpu(struct ring_buffer *buffer, int cpu); u64 ring_buffer_time_stamp(int cpu); void ring_buffer_normalize_time_stamp(int cpu, u64 *ts); -void tracing_on(void); -void tracing_off(void); -void tracing_off_permanent(void); +size_t ring_buffer_page_len(void *page); + void *ring_buffer_alloc_read_page(struct ring_buffer *buffer); void ring_buffer_free_read_page(struct ring_buffer *buffer, void *data); -int ring_buffer_read_page(struct ring_buffer *buffer, - void **data_page, int cpu, int full); +int ring_buffer_read_page(struct ring_buffer *buffer, void **data_page, + size_t len, int cpu, int full); enum ring_buffer_flags { RB_FL_OVERWRITE = 1 << 0, diff --git a/include/linux/sched.h b/include/linux/sched.h index 5a7c763..0237d12 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -137,6 +137,8 @@ extern unsigned long nr_uninterruptible(void); extern unsigned long nr_active(void); extern unsigned long nr_iowait(void); +extern unsigned long get_parent_ip(unsigned long addr); + struct seq_file; struct cfs_rq; struct task_group; @@ -331,7 +333,9 @@ extern signed long schedule_timeout(signed long timeout); extern signed long schedule_timeout_interruptible(signed long timeout); extern signed long schedule_timeout_killable(signed long timeout); extern signed long schedule_timeout_uninterruptible(signed long timeout); +asmlinkage void __schedule(void); asmlinkage void schedule(void); +extern int mutex_spin_on_owner(struct mutex *lock, struct thread_info *owner); struct nsproxy; struct user_namespace; @@ -453,23 +457,33 @@ struct task_cputime { cputime_t utime; cputime_t stime; unsigned long long sum_exec_runtime; - spinlock_t lock; }; /* Alternate field names when used to cache expirations. */ #define prof_exp stime #define virt_exp utime #define sched_exp sum_exec_runtime +#define INIT_CPUTIME \ + (struct task_cputime) { \ + .utime = cputime_zero, \ + .stime = cputime_zero, \ + .sum_exec_runtime = 0, \ + } + /** - * struct thread_group_cputime - thread group interval timer counts - * @totals: thread group interval timers; substructure for - * uniprocessor kernel, per-cpu for SMP kernel. + * struct thread_group_cputimer - thread group interval timer counts + * @cputime: thread group interval timers. + * @running: non-zero when there are timers running and + * @cputime receives updates. + * @lock: lock for fields in this struct. * * This structure contains the version of task_cputime, above, that is - * used for thread group CPU clock calculations. + * used for thread group CPU timer calculations. */ -struct thread_group_cputime { - struct task_cputime totals; +struct thread_group_cputimer { + struct task_cputime cputime; + int running; + spinlock_t lock; }; /* @@ -518,10 +532,10 @@ struct signal_struct { cputime_t it_prof_incr, it_virt_incr; /* - * Thread group totals for process CPU clocks. - * See thread_group_cputime(), et al, for details. + * Thread group totals for process CPU timers. + * See thread_group_cputimer(), et al, for details. */ - struct thread_group_cputime cputime; + struct thread_group_cputimer cputimer; /* Earliest-expiration cache. */ struct task_cputime cputime_expires; @@ -558,7 +572,7 @@ struct signal_struct { * Live threads maintain their own counters and add to these * in __exit_signal, except for the group leader. */ - cputime_t cutime, cstime; + cputime_t utime, stime, cutime, cstime; cputime_t gtime; cputime_t cgtime; unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw; @@ -567,6 +581,14 @@ struct signal_struct { struct task_io_accounting ioac; /* + * Cumulative ns of schedule CPU time fo dead threads in the + * group, not including a zombie group leader, (This only differs + * from jiffies_to_ns(utime + stime) if sched_clock uses something + * other than jiffies.) + */ + unsigned long long sum_sched_runtime; + + /* * We don't bother to synchronize most readers of this at all, * because there is no reader checking a limit that actually needs * to get both rlim_cur and rlim_max atomically, and either one @@ -1310,6 +1332,7 @@ struct task_struct { int lockdep_depth; unsigned int lockdep_recursion; struct held_lock held_locks[MAX_LOCK_DEPTH]; + gfp_t lockdep_reclaim_gfp; #endif /* journalling filesystem info */ @@ -1652,6 +1675,16 @@ static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask) return set_cpus_allowed_ptr(p, &new_mask); } +/* + * Architectures can set this to 1 if they have specified + * CONFIG_HAVE_UNSTABLE_SCHED_CLOCK in their arch Kconfig, + * but then during bootup it turns out that sched_clock() + * is reliable after all: + */ +#ifdef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK +extern int sched_clock_stable; +#endif + extern unsigned long long sched_clock(void); extern void sched_clock_init(void); @@ -2182,27 +2215,14 @@ static inline int spin_needbreak(spinlock_t *lock) /* * Thread group CPU time accounting. */ - -static inline -void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times) -{ - struct task_cputime *totals = &tsk->signal->cputime.totals; - unsigned long flags; - - spin_lock_irqsave(&totals->lock, flags); - *times = *totals; - spin_unlock_irqrestore(&totals->lock, flags); -} +void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times); +void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times); static inline void thread_group_cputime_init(struct signal_struct *sig) { - sig->cputime.totals = (struct task_cputime){ - .utime = cputime_zero, - .stime = cputime_zero, - .sum_exec_runtime = 0, - }; - - spin_lock_init(&sig->cputime.totals.lock); + sig->cputimer.cputime = INIT_CPUTIME; + spin_lock_init(&sig->cputimer.lock); + sig->cputimer.running = 0; } static inline void thread_group_cputime_free(struct signal_struct *sig) @@ -2286,9 +2306,13 @@ extern long sched_group_rt_runtime(struct task_group *tg); extern int sched_group_set_rt_period(struct task_group *tg, long rt_period_us); extern long sched_group_rt_period(struct task_group *tg); +extern int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk); #endif #endif +extern int task_can_switch_user(struct user_struct *up, + struct task_struct *tsk); + #ifdef CONFIG_TASK_XACCT static inline void add_rchar(struct task_struct *tsk, ssize_t amt) { diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index 40ea505..f616f31 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -19,6 +19,7 @@ struct seq_file { size_t from; size_t count; loff_t index; + loff_t read_pos; u64 version; struct mutex lock; const struct seq_operations *op; diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 90bbbf0..df9245c 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -296,6 +296,7 @@ struct uart_port { #define UPF_HARDPPS_CD ((__force upf_t) (1 << 11)) #define UPF_LOW_LATENCY ((__force upf_t) (1 << 13)) #define UPF_BUGGY_UART ((__force upf_t) (1 << 14)) +#define UPF_NO_TXEN_TEST ((__force upf_t) (1 << 15)) #define UPF_MAGIC_MULTIPLIER ((__force upf_t) (1 << 16)) #define UPF_CONS_FLOW ((__force upf_t) (1 << 23)) #define UPF_SHARE_IRQ ((__force upf_t) (1 << 24)) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index cf2cb50..9dcf956 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -416,15 +416,6 @@ extern void skb_over_panic(struct sk_buff *skb, int len, void *here); extern void skb_under_panic(struct sk_buff *skb, int len, void *here); -extern void skb_truesize_bug(struct sk_buff *skb); - -static inline void skb_truesize_check(struct sk_buff *skb) -{ - int len = sizeof(struct sk_buff) + skb->len; - - if (unlikely((int)skb->truesize < len)) - skb_truesize_bug(skb); -} extern int skb_append_datato_frags(struct sock *sk, struct sk_buff *skb, int getfrag(void *from, char *to, int offset, diff --git a/include/linux/slab.h b/include/linux/slab.h index f96d13c..24c5602 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -127,6 +127,7 @@ int kmem_ptr_validate(struct kmem_cache *cachep, const void *ptr); void * __must_check __krealloc(const void *, size_t, gfp_t); void * __must_check krealloc(const void *, size_t, gfp_t); void kfree(const void *); +void kzfree(const void *); size_t ksize(const void *); /* diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h index 6ca6a7b..f452365 100644 --- a/include/linux/slab_def.h +++ b/include/linux/slab_def.h @@ -14,6 +14,7 @@ #include <asm/page.h> /* kmalloc_sizes.h needs PAGE_SIZE */ #include <asm/cache.h> /* kmalloc_sizes.h needs L1_CACHE_BYTES */ #include <linux/compiler.h> +#include <trace/kmemtrace.h> /* Size description struct for general caches. */ struct cache_sizes { @@ -28,8 +29,26 @@ extern struct cache_sizes malloc_sizes[]; void *kmem_cache_alloc(struct kmem_cache *, gfp_t); void *__kmalloc(size_t size, gfp_t flags); -static inline void *kmalloc(size_t size, gfp_t flags) +#ifdef CONFIG_KMEMTRACE +extern void *kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags); +extern size_t slab_buffer_size(struct kmem_cache *cachep); +#else +static __always_inline void * +kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags) { + return kmem_cache_alloc(cachep, flags); +} +static inline size_t slab_buffer_size(struct kmem_cache *cachep) +{ + return 0; +} +#endif + +static __always_inline void *kmalloc(size_t size, gfp_t flags) +{ + struct kmem_cache *cachep; + void *ret; + if (__builtin_constant_p(size)) { int i = 0; @@ -47,10 +66,17 @@ static inline void *kmalloc(size_t size, gfp_t flags) found: #ifdef CONFIG_ZONE_DMA if (flags & GFP_DMA) - return kmem_cache_alloc(malloc_sizes[i].cs_dmacachep, - flags); + cachep = malloc_sizes[i].cs_dmacachep; + else #endif - return kmem_cache_alloc(malloc_sizes[i].cs_cachep, flags); + cachep = malloc_sizes[i].cs_cachep; + + ret = kmem_cache_alloc_notrace(cachep, flags); + + kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC, _THIS_IP_, ret, + size, slab_buffer_size(cachep), flags); + + return ret; } return __kmalloc(size, flags); } @@ -59,8 +85,25 @@ found: extern void *__kmalloc_node(size_t size, gfp_t flags, int node); extern void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); -static inline void *kmalloc_node(size_t size, gfp_t flags, int node) +#ifdef CONFIG_KMEMTRACE +extern void *kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, + gfp_t flags, + int nodeid); +#else +static __always_inline void * +kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, + gfp_t flags, + int nodeid) +{ + return kmem_cache_alloc_node(cachep, flags, nodeid); +} +#endif + +static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) { + struct kmem_cache *cachep; + void *ret; + if (__builtin_constant_p(size)) { int i = 0; @@ -78,11 +121,18 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node) found: #ifdef CONFIG_ZONE_DMA if (flags & GFP_DMA) - return kmem_cache_alloc_node(malloc_sizes[i].cs_dmacachep, - flags, node); + cachep = malloc_sizes[i].cs_dmacachep; + else #endif - return kmem_cache_alloc_node(malloc_sizes[i].cs_cachep, - flags, node); + cachep = malloc_sizes[i].cs_cachep; + + ret = kmem_cache_alloc_node_notrace(cachep, flags, node); + + kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_KMALLOC, _THIS_IP_, + ret, size, slab_buffer_size(cachep), + flags, node); + + return ret; } return __kmalloc_node(size, flags, node); } diff --git a/include/linux/slob_def.h b/include/linux/slob_def.h index 59a3fa4..0ec00b3 100644 --- a/include/linux/slob_def.h +++ b/include/linux/slob_def.h @@ -3,14 +3,15 @@ void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); -static inline void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags) +static __always_inline void *kmem_cache_alloc(struct kmem_cache *cachep, + gfp_t flags) { return kmem_cache_alloc_node(cachep, flags, -1); } void *__kmalloc_node(size_t size, gfp_t flags, int node); -static inline void *kmalloc_node(size_t size, gfp_t flags, int node) +static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) { return __kmalloc_node(size, flags, node); } @@ -23,12 +24,12 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node) * kmalloc is the normal method of allocating memory * in the kernel. */ -static inline void *kmalloc(size_t size, gfp_t flags) +static __always_inline void *kmalloc(size_t size, gfp_t flags) { return __kmalloc_node(size, flags, -1); } -static inline void *__kmalloc(size_t size, gfp_t flags) +static __always_inline void *__kmalloc(size_t size, gfp_t flags) { return kmalloc(size, flags); } diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index 2f5c16b..9e3a575 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -10,6 +10,7 @@ #include <linux/gfp.h> #include <linux/workqueue.h> #include <linux/kobject.h> +#include <trace/kmemtrace.h> enum stat_item { ALLOC_FASTPATH, /* Allocation from cpu slab */ @@ -121,10 +122,23 @@ struct kmem_cache { #define KMALLOC_SHIFT_LOW ilog2(KMALLOC_MIN_SIZE) /* + * Maximum kmalloc object size handled by SLUB. Larger object allocations + * are passed through to the page allocator. The page allocator "fastpath" + * is relatively slow so we need this value sufficiently high so that + * performance critical objects are allocated through the SLUB fastpath. + * + * This should be dropped to PAGE_SIZE / 2 once the page allocator + * "fastpath" becomes competitive with the slab allocator fastpaths. + */ +#define SLUB_MAX_SIZE (PAGE_SIZE) + +#define SLUB_PAGE_SHIFT (PAGE_SHIFT + 1) + +/* * We keep the general caches in an array of slab caches that are used for * 2^x bytes of allocations. */ -extern struct kmem_cache kmalloc_caches[PAGE_SHIFT + 1]; +extern struct kmem_cache kmalloc_caches[SLUB_PAGE_SHIFT]; /* * Sorry that the following has to be that ugly but some versions of GCC @@ -204,15 +218,33 @@ static __always_inline struct kmem_cache *kmalloc_slab(size_t size) void *kmem_cache_alloc(struct kmem_cache *, gfp_t); void *__kmalloc(size_t size, gfp_t flags); +#ifdef CONFIG_KMEMTRACE +extern void *kmem_cache_alloc_notrace(struct kmem_cache *s, gfp_t gfpflags); +#else +static __always_inline void * +kmem_cache_alloc_notrace(struct kmem_cache *s, gfp_t gfpflags) +{ + return kmem_cache_alloc(s, gfpflags); +} +#endif + static __always_inline void *kmalloc_large(size_t size, gfp_t flags) { - return (void *)__get_free_pages(flags | __GFP_COMP, get_order(size)); + unsigned int order = get_order(size); + void *ret = (void *) __get_free_pages(flags | __GFP_COMP, order); + + kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC, _THIS_IP_, ret, + size, PAGE_SIZE << order, flags); + + return ret; } static __always_inline void *kmalloc(size_t size, gfp_t flags) { + void *ret; + if (__builtin_constant_p(size)) { - if (size > PAGE_SIZE) + if (size > SLUB_MAX_SIZE) return kmalloc_large(size, flags); if (!(flags & SLUB_DMA)) { @@ -221,7 +253,13 @@ static __always_inline void *kmalloc(size_t size, gfp_t flags) if (!s) return ZERO_SIZE_PTR; - return kmem_cache_alloc(s, flags); + ret = kmem_cache_alloc_notrace(s, flags); + + kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC, + _THIS_IP_, ret, + size, s->size, flags); + + return ret; } } return __kmalloc(size, flags); @@ -231,16 +269,38 @@ static __always_inline void *kmalloc(size_t size, gfp_t flags) void *__kmalloc_node(size_t size, gfp_t flags, int node); void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); +#ifdef CONFIG_KMEMTRACE +extern void *kmem_cache_alloc_node_notrace(struct kmem_cache *s, + gfp_t gfpflags, + int node); +#else +static __always_inline void * +kmem_cache_alloc_node_notrace(struct kmem_cache *s, + gfp_t gfpflags, + int node) +{ + return kmem_cache_alloc_node(s, gfpflags, node); +} +#endif + static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) { + void *ret; + if (__builtin_constant_p(size) && - size <= PAGE_SIZE && !(flags & SLUB_DMA)) { + size <= SLUB_MAX_SIZE && !(flags & SLUB_DMA)) { struct kmem_cache *s = kmalloc_slab(size); if (!s) return ZERO_SIZE_PTR; - return kmem_cache_alloc_node(s, flags, node); + ret = kmem_cache_alloc_node_notrace(s, flags, node); + + kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_KMALLOC, + _THIS_IP_, ret, + size, s->size, flags, node); + + return ret; } return __kmalloc_node(size, flags, node); } diff --git a/include/linux/soundcard.h b/include/linux/soundcard.h index 523d069..1904afe 100644 --- a/include/linux/soundcard.h +++ b/include/linux/soundcard.h @@ -1045,50 +1045,36 @@ typedef struct mixer_vol_table { */ #define LOCL_STARTAUDIO 1 -#if (!defined(__KERNEL__) && !defined(KERNEL) && !defined(INKERNEL) && !defined(_KERNEL)) || defined(USE_SEQ_MACROS) +#if !defined(__KERNEL__) || defined(USE_SEQ_MACROS) /* * Some convenience macros to simplify programming of the * /dev/sequencer interface * - * These macros define the API which should be used when possible. + * This is a legacy interface for applications written against + * the OSSlib-3.8 style interface. It is no longer possible + * to actually link against OSSlib with this header, but we + * still provide these macros for programs using them. + * + * If you want to use OSSlib, it is recommended that you get + * the GPL version of OSS-4.x and build against that version + * of the header. + * + * We redefine the extern keyword so that make headers_check + * does not complain about SEQ_USE_EXTBUF. */ #define SEQ_DECLAREBUF() SEQ_USE_EXTBUF() void seqbuf_dump(void); /* This function must be provided by programs */ -extern int OSS_init(int seqfd, int buflen); -extern void OSS_seqbuf_dump(int fd, unsigned char *buf, int buflen); -extern void OSS_seq_advbuf(int len, int fd, unsigned char *buf, int buflen); -extern void OSS_seq_needbuf(int len, int fd, unsigned char *buf, int buflen); -extern void OSS_patch_caching(int dev, int chn, int patch, - int fd, unsigned char *buf, int buflen); -extern void OSS_drum_caching(int dev, int chn, int patch, - int fd, unsigned char *buf, int buflen); -extern void OSS_write_patch(int fd, unsigned char *buf, int len); -extern int OSS_write_patch2(int fd, unsigned char *buf, int len); - #define SEQ_PM_DEFINES int __foo_bar___ -#ifdef OSSLIB -# define SEQ_USE_EXTBUF() \ - extern unsigned char *_seqbuf; \ - extern int _seqbuflen;extern int _seqbufptr -# define SEQ_DEFINEBUF(len) SEQ_USE_EXTBUF();static int _requested_seqbuflen=len -# define _SEQ_ADVBUF(len) OSS_seq_advbuf(len, seqfd, _seqbuf, _seqbuflen) -# define _SEQ_NEEDBUF(len) OSS_seq_needbuf(len, seqfd, _seqbuf, _seqbuflen) -# define SEQ_DUMPBUF() OSS_seqbuf_dump(seqfd, _seqbuf, _seqbuflen) - -# define SEQ_LOAD_GMINSTR(dev, instr) \ - OSS_patch_caching(dev, -1, instr, seqfd, _seqbuf, _seqbuflen) -# define SEQ_LOAD_GMDRUM(dev, drum) \ - OSS_drum_caching(dev, -1, drum, seqfd, _seqbuf, _seqbuflen) -#else /* !OSSLIB */ - -# define SEQ_LOAD_GMINSTR(dev, instr) -# define SEQ_LOAD_GMDRUM(dev, drum) - -# define SEQ_USE_EXTBUF() \ - extern unsigned char _seqbuf[]; \ - extern int _seqbuflen;extern int _seqbufptr + +#define SEQ_LOAD_GMINSTR(dev, instr) +#define SEQ_LOAD_GMDRUM(dev, drum) + +#define _SEQ_EXTERN extern +#define SEQ_USE_EXTBUF() \ + _SEQ_EXTERN unsigned char _seqbuf[]; \ + _SEQ_EXTERN int _seqbuflen; _SEQ_EXTERN int _seqbufptr #ifndef USE_SIMPLE_MACROS /* Sample seqbuf_dump() implementation: @@ -1131,7 +1117,6 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len); */ #define _SEQ_NEEDBUF(len) /* empty */ #endif -#endif /* !OSSLIB */ #define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\ _seqbuf[_seqbufptr] = SEQ_EXTENDED;\ @@ -1215,14 +1200,8 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len); _CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0) #define SEQ_SET_PATCH SEQ_PGM_CHANGE -#ifdef OSSLIB -# define SEQ_PGM_CHANGE(dev, chn, patch) \ - {OSS_patch_caching(dev, chn, patch, seqfd, _seqbuf, _seqbuflen); \ - _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0);} -#else -# define SEQ_PGM_CHANGE(dev, chn, patch) \ +#define SEQ_PGM_CHANGE(dev, chn, patch) \ _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0) -#endif #define SEQ_CONTROL(dev, chn, controller, value) \ _CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value) @@ -1300,19 +1279,12 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len); /* * Patch loading. */ -#ifdef OSSLIB -# define SEQ_WRPATCH(patchx, len) \ - OSS_write_patch(seqfd, (char*)(patchx), len) -# define SEQ_WRPATCH2(patchx, len) \ - OSS_write_patch2(seqfd, (char*)(patchx), len) -#else -# define SEQ_WRPATCH(patchx, len) \ +#define SEQ_WRPATCH(patchx, len) \ {if (_seqbufptr) SEQ_DUMPBUF();\ if (write(seqfd, (char*)(patchx), len)==-1) \ perror("Write patch: /dev/sequencer");} -# define SEQ_WRPATCH2(patchx, len) \ +#define SEQ_WRPATCH2(patchx, len) \ (SEQ_DUMPBUF(), write(seqfd, (char*)(patchx), len)) -#endif #endif #endif diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h index bf8de28..eed4254 100644 --- a/include/linux/spi/spi_bitbang.h +++ b/include/linux/spi/spi_bitbang.h @@ -83,6 +83,13 @@ extern int spi_bitbang_stop(struct spi_bitbang *spi); * int getmiso(struct spi_device *); * void spidelay(unsigned); * + * setsck()'s is_on parameter is a zero/nonzero boolean. + * + * setmosi()'s is_on parameter is a zero/nonzero boolean. + * + * getmiso() is required to return 0 or 1 only. Any other value is invalid + * and will result in improper operation. + * * A non-inlined routine would call bitbang_txrx_*() routines. The * main loop could easily compile down to a handful of instructions, * especially if the delay is a NOP (to run at peak speed). diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index e0c0fcc..a0c66a2 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -124,7 +124,12 @@ do { \ #ifdef CONFIG_GENERIC_LOCKBREAK #define spin_is_contended(lock) ((lock)->break_lock) #else + +#ifdef __raw_spin_is_contended #define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock) +#else +#define spin_is_contended(lock) (((void)(lock), 0)) +#endif /*__raw_spin_is_contended*/ #endif /** diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 0eda02f..f9f900c 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -95,13 +95,13 @@ struct old_linux_dirent; #define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__) #define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__) -#define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void) -#define SYSCALL_DEFINE1(...) SYSCALL_DEFINEx(1, __VA_ARGS__) -#define SYSCALL_DEFINE2(...) SYSCALL_DEFINEx(2, __VA_ARGS__) -#define SYSCALL_DEFINE3(...) SYSCALL_DEFINEx(3, __VA_ARGS__) -#define SYSCALL_DEFINE4(...) SYSCALL_DEFINEx(4, __VA_ARGS__) -#define SYSCALL_DEFINE5(...) SYSCALL_DEFINEx(5, __VA_ARGS__) -#define SYSCALL_DEFINE6(...) SYSCALL_DEFINEx(6, __VA_ARGS__) +#define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void) +#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) +#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) +#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) +#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) +#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) +#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) #ifdef CONFIG_PPC64 #define SYSCALL_ALIAS(alias, name) \ @@ -121,21 +121,21 @@ struct old_linux_dirent; #define SYSCALL_DEFINE(name) static inline long SYSC_##name #define SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__)); \ - static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__)); \ - asmlinkage long SyS_##name(__SC_LONG##x(__VA_ARGS__)) \ + asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__)); \ + static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__)); \ + asmlinkage long SyS##name(__SC_LONG##x(__VA_ARGS__)) \ { \ __SC_TEST##x(__VA_ARGS__); \ - return (long) SYSC_##name(__SC_CAST##x(__VA_ARGS__)); \ + return (long) SYSC##name(__SC_CAST##x(__VA_ARGS__)); \ } \ - SYSCALL_ALIAS(sys_##name, SyS_##name); \ - static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__)) + SYSCALL_ALIAS(sys##name, SyS##name); \ + static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__)) #else /* CONFIG_HAVE_SYSCALL_WRAPPERS */ #define SYSCALL_DEFINE(name) asmlinkage long sys_##name #define SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__)) + asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__)) #endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */ diff --git a/include/linux/timer.h b/include/linux/timer.h index daf9685..51774eb 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -5,6 +5,7 @@ #include <linux/ktime.h> #include <linux/stddef.h> #include <linux/debugobjects.h> +#include <linux/stringify.h> struct tvec_base; @@ -21,52 +22,126 @@ struct timer_list { char start_comm[16]; int start_pid; #endif +#ifdef CONFIG_LOCKDEP + struct lockdep_map lockdep_map; +#endif }; extern struct tvec_base boot_tvec_bases; +#ifdef CONFIG_LOCKDEP +/* + * NB: because we have to copy the lockdep_map, setting the lockdep_map key + * (second argument) here is required, otherwise it could be initialised to + * the copy of the lockdep_map later! We use the pointer to and the string + * "<file>:<line>" as the key resp. the name of the lockdep_map. + */ +#define __TIMER_LOCKDEP_MAP_INITIALIZER(_kn) \ + .lockdep_map = STATIC_LOCKDEP_MAP_INIT(_kn, &_kn), +#else +#define __TIMER_LOCKDEP_MAP_INITIALIZER(_kn) +#endif + #define TIMER_INITIALIZER(_function, _expires, _data) { \ .entry = { .prev = TIMER_ENTRY_STATIC }, \ .function = (_function), \ .expires = (_expires), \ .data = (_data), \ .base = &boot_tvec_bases, \ + __TIMER_LOCKDEP_MAP_INITIALIZER( \ + __FILE__ ":" __stringify(__LINE__)) \ } #define DEFINE_TIMER(_name, _function, _expires, _data) \ struct timer_list _name = \ TIMER_INITIALIZER(_function, _expires, _data) -void init_timer(struct timer_list *timer); -void init_timer_deferrable(struct timer_list *timer); +void init_timer_key(struct timer_list *timer, + const char *name, + struct lock_class_key *key); +void init_timer_deferrable_key(struct timer_list *timer, + const char *name, + struct lock_class_key *key); + +#ifdef CONFIG_LOCKDEP +#define init_timer(timer) \ + do { \ + static struct lock_class_key __key; \ + init_timer_key((timer), #timer, &__key); \ + } while (0) + +#define init_timer_deferrable(timer) \ + do { \ + static struct lock_class_key __key; \ + init_timer_deferrable_key((timer), #timer, &__key); \ + } while (0) + +#define init_timer_on_stack(timer) \ + do { \ + static struct lock_class_key __key; \ + init_timer_on_stack_key((timer), #timer, &__key); \ + } while (0) + +#define setup_timer(timer, fn, data) \ + do { \ + static struct lock_class_key __key; \ + setup_timer_key((timer), #timer, &__key, (fn), (data));\ + } while (0) + +#define setup_timer_on_stack(timer, fn, data) \ + do { \ + static struct lock_class_key __key; \ + setup_timer_on_stack_key((timer), #timer, &__key, \ + (fn), (data)); \ + } while (0) +#else +#define init_timer(timer)\ + init_timer_key((timer), NULL, NULL) +#define init_timer_deferrable(timer)\ + init_timer_deferrable_key((timer), NULL, NULL) +#define init_timer_on_stack(timer)\ + init_timer_on_stack_key((timer), NULL, NULL) +#define setup_timer(timer, fn, data)\ + setup_timer_key((timer), NULL, NULL, (fn), (data)) +#define setup_timer_on_stack(timer, fn, data)\ + setup_timer_on_stack_key((timer), NULL, NULL, (fn), (data)) +#endif #ifdef CONFIG_DEBUG_OBJECTS_TIMERS -extern void init_timer_on_stack(struct timer_list *timer); +extern void init_timer_on_stack_key(struct timer_list *timer, + const char *name, + struct lock_class_key *key); extern void destroy_timer_on_stack(struct timer_list *timer); #else static inline void destroy_timer_on_stack(struct timer_list *timer) { } -static inline void init_timer_on_stack(struct timer_list *timer) +static inline void init_timer_on_stack_key(struct timer_list *timer, + const char *name, + struct lock_class_key *key) { - init_timer(timer); + init_timer_key(timer, name, key); } #endif -static inline void setup_timer(struct timer_list * timer, +static inline void setup_timer_key(struct timer_list * timer, + const char *name, + struct lock_class_key *key, void (*function)(unsigned long), unsigned long data) { timer->function = function; timer->data = data; - init_timer(timer); + init_timer_key(timer, name, key); } -static inline void setup_timer_on_stack(struct timer_list *timer, +static inline void setup_timer_on_stack_key(struct timer_list *timer, + const char *name, + struct lock_class_key *key, void (*function)(unsigned long), unsigned long data) { timer->function = function; timer->data = data; - init_timer_on_stack(timer); + init_timer_on_stack_key(timer, name, key); } /** diff --git a/include/linux/timerfd.h b/include/linux/timerfd.h index 86cb050..2d07929 100644 --- a/include/linux/timerfd.h +++ b/include/linux/timerfd.h @@ -11,13 +11,21 @@ /* For O_CLOEXEC and O_NONBLOCK */ #include <linux/fcntl.h> -/* Flags for timerfd_settime. */ +/* + * CAREFUL: Check include/asm-generic/fcntl.h when defining + * new flags, since they might collide with O_* ones. We want + * to re-use O_* flags that couldn't possibly have a meaning + * from eventfd, in order to leave a free define-space for + * shared O_* flags. + */ #define TFD_TIMER_ABSTIME (1 << 0) - -/* Flags for timerfd_create. */ #define TFD_CLOEXEC O_CLOEXEC #define TFD_NONBLOCK O_NONBLOCK +#define TFD_SHARED_FCNTL_FLAGS (TFD_CLOEXEC | TFD_NONBLOCK) +/* Flags for timerfd_create. */ +#define TFD_CREATE_FLAGS TFD_SHARED_FCNTL_FLAGS +/* Flags for timerfd_settime. */ +#define TFD_SETTIME_FLAGS TFD_TIMER_ABSTIME #endif /* _LINUX_TIMERFD_H */ - diff --git a/include/linux/trace_clock.h b/include/linux/trace_clock.h new file mode 100644 index 0000000..7a81303 --- /dev/null +++ b/include/linux/trace_clock.h @@ -0,0 +1,19 @@ +#ifndef _LINUX_TRACE_CLOCK_H +#define _LINUX_TRACE_CLOCK_H + +/* + * 3 trace clock variants, with differing scalability/precision + * tradeoffs: + * + * - local: CPU-local trace clock + * - medium: scalable global clock with some jitter + * - global: globally monotonic, serialized clock + */ +#include <linux/compiler.h> +#include <linux/types.h> + +extern u64 notrace trace_clock_local(void); +extern u64 notrace trace_clock(void); +extern u64 notrace trace_clock_global(void); + +#endif /* _LINUX_TRACE_CLOCK_H */ diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index 7570054..152b2f0 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -153,4 +153,11 @@ static inline void tracepoint_synchronize_unregister(void) synchronize_sched(); } +#define PARAMS(args...) args +#define TRACE_FORMAT(name, proto, args, fmt) \ + DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)) + +#define TRACE_EVENT_FORMAT(name, proto, args, fmt, struct, tpfmt) \ + TRACE_FORMAT(name, PARAMS(proto), PARAMS(args), PARAMS(fmt)) + #endif diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index 315bcd3..cc4f453 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -13,6 +13,7 @@ struct user_namespace { struct kref kref; struct hlist_head uidhash_table[UIDHASH_SZ]; struct user_struct *creator; + struct work_struct destroyer; }; extern struct user_namespace init_user_ns; diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 506e762..9c0890c 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -84,6 +84,10 @@ extern struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags, void *caller); extern struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags, unsigned long start, unsigned long end); +extern struct vm_struct *__get_vm_area_caller(unsigned long size, + unsigned long flags, + unsigned long start, unsigned long end, + void *caller); extern struct vm_struct *get_vm_area_node(unsigned long size, unsigned long flags, int node, gfp_t gfp_mask); diff --git a/include/linux/wait.h b/include/linux/wait.h index ef609f8..a210ede 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -132,6 +132,8 @@ static inline void __remove_wait_queue(wait_queue_head_t *head, list_del(&old->task_list); } +void __wake_up_common(wait_queue_head_t *q, unsigned int mode, + int nr_exclusive, int sync, void *key); void __wake_up(wait_queue_head_t *q, unsigned int mode, int nr, void *key); extern void __wake_up_locked(wait_queue_head_t *q, unsigned int mode); extern void __wake_up_sync(wait_queue_head_t *q, unsigned int mode, int nr); @@ -333,16 +335,19 @@ do { \ for (;;) { \ prepare_to_wait_exclusive(&wq, &__wait, \ TASK_INTERRUPTIBLE); \ - if (condition) \ + if (condition) { \ + finish_wait(&wq, &__wait); \ break; \ + } \ if (!signal_pending(current)) { \ schedule(); \ continue; \ } \ ret = -ERESTARTSYS; \ + abort_exclusive_wait(&wq, &__wait, \ + TASK_INTERRUPTIBLE, NULL); \ break; \ } \ - finish_wait(&wq, &__wait); \ } while (0) #define wait_event_interruptible_exclusive(wq, condition) \ @@ -431,6 +436,8 @@ extern long interruptible_sleep_on_timeout(wait_queue_head_t *q, void prepare_to_wait(wait_queue_head_t *q, wait_queue_t *wait, int state); void prepare_to_wait_exclusive(wait_queue_head_t *q, wait_queue_t *wait, int state); void finish_wait(wait_queue_head_t *q, wait_queue_t *wait); +void abort_exclusive_wait(wait_queue_head_t *q, wait_queue_t *wait, + unsigned int mode, void *key); int autoremove_wake_function(wait_queue_t *wait, unsigned mode, int sync, void *key); int wake_bit_function(wait_queue_t *wait, unsigned mode, int sync, void *key); diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h index e78afe7..c25068e 100644 --- a/include/net/netfilter/nf_conntrack_core.h +++ b/include/net/netfilter/nf_conntrack_core.h @@ -59,7 +59,7 @@ static inline int nf_conntrack_confirm(struct sk_buff *skb) struct nf_conn *ct = (struct nf_conn *)skb->nfct; int ret = NF_ACCEPT; - if (ct) { + if (ct && ct != &nf_conntrack_untracked) { if (!nf_ct_is_confirmed(ct) && !nf_ct_is_dying(ct)) ret = __nf_conntrack_confirm(skb); nf_ct_deliver_cached_events(ct); diff --git a/include/net/sock.h b/include/net/sock.h index 5a3a151..eefeeaf 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -860,7 +860,6 @@ static inline void sk_mem_uncharge(struct sock *sk, int size) static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb) { - skb_truesize_check(skb); sock_set_flag(sk, SOCK_QUEUE_SHRUNK); sk->sk_wmem_queued -= skb->truesize; sk_mem_uncharge(sk, skb->truesize); @@ -1308,7 +1307,7 @@ static inline int sock_writeable(const struct sock *sk) static inline gfp_t gfp_any(void) { - return in_atomic() ? GFP_ATOMIC : GFP_KERNEL; + return in_softirq() ? GFP_ATOMIC : GFP_KERNEL; } static inline long sock_rcvtimeo(const struct sock *sk, int noblock) diff --git a/include/trace/irq.h b/include/trace/irq.h new file mode 100644 index 0000000..ff5d449 --- /dev/null +++ b/include/trace/irq.h @@ -0,0 +1,9 @@ +#ifndef _TRACE_IRQ_H +#define _TRACE_IRQ_H + +#include <linux/interrupt.h> +#include <linux/tracepoint.h> + +#include <trace/irq_event_types.h> + +#endif diff --git a/include/trace/irq_event_types.h b/include/trace/irq_event_types.h new file mode 100644 index 0000000..65850bc --- /dev/null +++ b/include/trace/irq_event_types.h @@ -0,0 +1,33 @@ + +/* use <trace/irq.h> instead */ +#ifndef TRACE_FORMAT +# error Do not include this file directly. +# error Unless you know what you are doing. +#endif + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM irq + +TRACE_EVENT_FORMAT(irq_handler_entry, + TPPROTO(int irq, struct irqaction *action), + TPARGS(irq, action), + TPFMT("irq=%d handler=%s", irq, action->name), + TRACE_STRUCT( + TRACE_FIELD(int, irq, irq) + ), + TPRAWFMT("irq %d") + ); + +TRACE_EVENT_FORMAT(irq_handler_exit, + TPPROTO(int irq, struct irqaction *action, int ret), + TPARGS(irq, action, ret), + TPFMT("irq=%d handler=%s return=%s", + irq, action->name, ret ? "handled" : "unhandled"), + TRACE_STRUCT( + TRACE_FIELD(int, irq, irq) + TRACE_FIELD(int, ret, ret) + ), + TPRAWFMT("irq %d ret %d") + ); + +#undef TRACE_SYSTEM diff --git a/include/trace/kmemtrace.h b/include/trace/kmemtrace.h new file mode 100644 index 0000000..ad8b785 --- /dev/null +++ b/include/trace/kmemtrace.h @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2008 Eduard - Gabriel Munteanu + * + * This file is released under GPL version 2. + */ + +#ifndef _LINUX_KMEMTRACE_H +#define _LINUX_KMEMTRACE_H + +#ifdef __KERNEL__ + +#include <linux/types.h> +#include <linux/marker.h> + +enum kmemtrace_type_id { + KMEMTRACE_TYPE_KMALLOC = 0, /* kmalloc() or kfree(). */ + KMEMTRACE_TYPE_CACHE, /* kmem_cache_*(). */ + KMEMTRACE_TYPE_PAGES, /* __get_free_pages() and friends. */ +}; + +#ifdef CONFIG_KMEMTRACE + +extern void kmemtrace_init(void); + +extern void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id, + unsigned long call_site, + const void *ptr, + size_t bytes_req, + size_t bytes_alloc, + gfp_t gfp_flags, + int node); + +extern void kmemtrace_mark_free(enum kmemtrace_type_id type_id, + unsigned long call_site, + const void *ptr); + +#else /* CONFIG_KMEMTRACE */ + +static inline void kmemtrace_init(void) +{ +} + +static inline void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id, + unsigned long call_site, + const void *ptr, + size_t bytes_req, + size_t bytes_alloc, + gfp_t gfp_flags, + int node) +{ +} + +static inline void kmemtrace_mark_free(enum kmemtrace_type_id type_id, + unsigned long call_site, + const void *ptr) +{ +} + +#endif /* CONFIG_KMEMTRACE */ + +static inline void kmemtrace_mark_alloc(enum kmemtrace_type_id type_id, + unsigned long call_site, + const void *ptr, + size_t bytes_req, + size_t bytes_alloc, + gfp_t gfp_flags) +{ + kmemtrace_mark_alloc_node(type_id, call_site, ptr, + bytes_req, bytes_alloc, gfp_flags, -1); +} + +#endif /* __KERNEL__ */ + +#endif /* _LINUX_KMEMTRACE_H */ + diff --git a/include/trace/lockdep.h b/include/trace/lockdep.h new file mode 100644 index 0000000..5ca67df --- /dev/null +++ b/include/trace/lockdep.h @@ -0,0 +1,9 @@ +#ifndef _TRACE_LOCKDEP_H +#define _TRACE_LOCKDEP_H + +#include <linux/lockdep.h> +#include <linux/tracepoint.h> + +#include <trace/lockdep_event_types.h> + +#endif diff --git a/include/trace/lockdep_event_types.h b/include/trace/lockdep_event_types.h new file mode 100644 index 0000000..f713d74 --- /dev/null +++ b/include/trace/lockdep_event_types.h @@ -0,0 +1,44 @@ + +#ifndef TRACE_EVENT_FORMAT +# error Do not include this file directly. +# error Unless you know what you are doing. +#endif + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM lock + +#ifdef CONFIG_LOCKDEP + +TRACE_FORMAT(lock_acquire, + TPPROTO(struct lockdep_map *lock, unsigned int subclass, + int trylock, int read, int check, + struct lockdep_map *next_lock, unsigned long ip), + TPARGS(lock, subclass, trylock, read, check, next_lock, ip), + TPFMT("%s%s%s", trylock ? "try " : "", + read ? "read " : "", lock->name) + ); + +TRACE_FORMAT(lock_release, + TPPROTO(struct lockdep_map *lock, int nested, unsigned long ip), + TPARGS(lock, nested, ip), + TPFMT("%s", lock->name) + ); + +#ifdef CONFIG_LOCK_STAT + +TRACE_FORMAT(lock_contended, + TPPROTO(struct lockdep_map *lock, unsigned long ip), + TPARGS(lock, ip), + TPFMT("%s", lock->name) + ); + +TRACE_FORMAT(lock_acquired, + TPPROTO(struct lockdep_map *lock, unsigned long ip), + TPARGS(lock, ip), + TPFMT("%s", lock->name) + ); + +#endif +#endif + +#undef TRACE_SYSTEM diff --git a/include/trace/power.h b/include/trace/power.h new file mode 100644 index 0000000..38aca53 --- /dev/null +++ b/include/trace/power.h @@ -0,0 +1,32 @@ +#ifndef _TRACE_POWER_H +#define _TRACE_POWER_H + +#include <linux/ktime.h> +#include <linux/tracepoint.h> + +enum { + POWER_NONE = 0, + POWER_CSTATE = 1, + POWER_PSTATE = 2, +}; + +struct power_trace { + ktime_t stamp; + ktime_t end; + int type; + int state; +}; + +DECLARE_TRACE(power_start, + TPPROTO(struct power_trace *it, unsigned int type, unsigned int state), + TPARGS(it, type, state)); + +DECLARE_TRACE(power_mark, + TPPROTO(struct power_trace *it, unsigned int type, unsigned int state), + TPARGS(it, type, state)); + +DECLARE_TRACE(power_end, + TPPROTO(struct power_trace *it), + TPARGS(it)); + +#endif /* _TRACE_POWER_H */ diff --git a/include/trace/sched.h b/include/trace/sched.h index 0d81098..4e372a1 100644 --- a/include/trace/sched.h +++ b/include/trace/sched.h @@ -4,53 +4,6 @@ #include <linux/sched.h> #include <linux/tracepoint.h> -DECLARE_TRACE(sched_kthread_stop, - TPPROTO(struct task_struct *t), - TPARGS(t)); - -DECLARE_TRACE(sched_kthread_stop_ret, - TPPROTO(int ret), - TPARGS(ret)); - -DECLARE_TRACE(sched_wait_task, - TPPROTO(struct rq *rq, struct task_struct *p), - TPARGS(rq, p)); - -DECLARE_TRACE(sched_wakeup, - TPPROTO(struct rq *rq, struct task_struct *p, int success), - TPARGS(rq, p, success)); - -DECLARE_TRACE(sched_wakeup_new, - TPPROTO(struct rq *rq, struct task_struct *p, int success), - TPARGS(rq, p, success)); - -DECLARE_TRACE(sched_switch, - TPPROTO(struct rq *rq, struct task_struct *prev, - struct task_struct *next), - TPARGS(rq, prev, next)); - -DECLARE_TRACE(sched_migrate_task, - TPPROTO(struct task_struct *p, int orig_cpu, int dest_cpu), - TPARGS(p, orig_cpu, dest_cpu)); - -DECLARE_TRACE(sched_process_free, - TPPROTO(struct task_struct *p), - TPARGS(p)); - -DECLARE_TRACE(sched_process_exit, - TPPROTO(struct task_struct *p), - TPARGS(p)); - -DECLARE_TRACE(sched_process_wait, - TPPROTO(struct pid *pid), - TPARGS(pid)); - -DECLARE_TRACE(sched_process_fork, - TPPROTO(struct task_struct *parent, struct task_struct *child), - TPARGS(parent, child)); - -DECLARE_TRACE(sched_signal_send, - TPPROTO(int sig, struct task_struct *p), - TPARGS(sig, p)); +#include <trace/sched_event_types.h> #endif diff --git a/include/trace/sched_event_types.h b/include/trace/sched_event_types.h new file mode 100644 index 0000000..a6de5c1 --- /dev/null +++ b/include/trace/sched_event_types.h @@ -0,0 +1,151 @@ + +/* use <trace/sched.h> instead */ +#ifndef TRACE_EVENT_FORMAT +# error Do not include this file directly. +# error Unless you know what you are doing. +#endif + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM sched + +TRACE_EVENT_FORMAT(sched_kthread_stop, + TPPROTO(struct task_struct *t), + TPARGS(t), + TPFMT("task %s:%d", t->comm, t->pid), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, t->pid) + ), + TPRAWFMT("task %d") + ); + +TRACE_EVENT_FORMAT(sched_kthread_stop_ret, + TPPROTO(int ret), + TPARGS(ret), + TPFMT("ret=%d", ret), + TRACE_STRUCT( + TRACE_FIELD(int, ret, ret) + ), + TPRAWFMT("ret=%d") + ); + +TRACE_EVENT_FORMAT(sched_wait_task, + TPPROTO(struct rq *rq, struct task_struct *p), + TPARGS(rq, p), + TPFMT("task %s:%d", p->comm, p->pid), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, p->pid) + ), + TPRAWFMT("task %d") + ); + +TRACE_EVENT_FORMAT(sched_wakeup, + TPPROTO(struct rq *rq, struct task_struct *p, int success), + TPARGS(rq, p, success), + TPFMT("task %s:%d %s", + p->comm, p->pid, success ? "succeeded" : "failed"), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, p->pid) + TRACE_FIELD(int, success, success) + ), + TPRAWFMT("task %d success=%d") + ); + +TRACE_EVENT_FORMAT(sched_wakeup_new, + TPPROTO(struct rq *rq, struct task_struct *p, int success), + TPARGS(rq, p, success), + TPFMT("task %s:%d", + p->comm, p->pid, success ? "succeeded" : "failed"), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, p->pid) + TRACE_FIELD(int, success, success) + ), + TPRAWFMT("task %d success=%d") + ); + +TRACE_EVENT_FORMAT(sched_switch, + TPPROTO(struct rq *rq, struct task_struct *prev, + struct task_struct *next), + TPARGS(rq, prev, next), + TPFMT("task %s:%d ==> %s:%d", + prev->comm, prev->pid, next->comm, next->pid), + TRACE_STRUCT( + TRACE_FIELD(pid_t, prev_pid, prev->pid) + TRACE_FIELD(int, prev_prio, prev->prio) + TRACE_FIELD_SPECIAL(char next_comm[TASK_COMM_LEN], + next_comm, + TPCMD(memcpy(TRACE_ENTRY->next_comm, + next->comm, + TASK_COMM_LEN))) + TRACE_FIELD(pid_t, next_pid, next->pid) + TRACE_FIELD(int, next_prio, next->prio) + ), + TPRAWFMT("prev %d:%d ==> next %s:%d:%d") + ); + +TRACE_EVENT_FORMAT(sched_migrate_task, + TPPROTO(struct task_struct *p, int orig_cpu, int dest_cpu), + TPARGS(p, orig_cpu, dest_cpu), + TPFMT("task %s:%d from: %d to: %d", + p->comm, p->pid, orig_cpu, dest_cpu), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, p->pid) + TRACE_FIELD(int, orig_cpu, orig_cpu) + TRACE_FIELD(int, dest_cpu, dest_cpu) + ), + TPRAWFMT("task %d from: %d to: %d") + ); + +TRACE_EVENT_FORMAT(sched_process_free, + TPPROTO(struct task_struct *p), + TPARGS(p), + TPFMT("task %s:%d", p->comm, p->pid), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, p->pid) + ), + TPRAWFMT("task %d") + ); + +TRACE_EVENT_FORMAT(sched_process_exit, + TPPROTO(struct task_struct *p), + TPARGS(p), + TPFMT("task %s:%d", p->comm, p->pid), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, p->pid) + ), + TPRAWFMT("task %d") + ); + +TRACE_EVENT_FORMAT(sched_process_wait, + TPPROTO(struct pid *pid), + TPARGS(pid), + TPFMT("pid %d", pid_nr(pid)), + TRACE_STRUCT( + TRACE_FIELD(pid_t, pid, pid_nr(pid)) + ), + TPRAWFMT("task %d") + ); + +TRACE_EVENT_FORMAT(sched_process_fork, + TPPROTO(struct task_struct *parent, struct task_struct *child), + TPARGS(parent, child), + TPFMT("parent %s:%d child %s:%d", + parent->comm, parent->pid, child->comm, child->pid), + TRACE_STRUCT( + TRACE_FIELD(pid_t, parent, parent->pid) + TRACE_FIELD(pid_t, child, child->pid) + ), + TPRAWFMT("parent %d child %d") + ); + +TRACE_EVENT_FORMAT(sched_signal_send, + TPPROTO(int sig, struct task_struct *p), + TPARGS(sig, p), + TPFMT("sig: %d task %s:%d", sig, p->comm, p->pid), + TRACE_STRUCT( + TRACE_FIELD(int, sig, sig) + TRACE_FIELD(pid_t, pid, p->pid) + ), + TPRAWFMT("sig: %d task %d") + ); + +#undef TRACE_SYSTEM diff --git a/include/trace/trace_event_types.h b/include/trace/trace_event_types.h new file mode 100644 index 0000000..df56f56 --- /dev/null +++ b/include/trace/trace_event_types.h @@ -0,0 +1,5 @@ +/* trace/<type>_event_types.h here */ + +#include <trace/sched_event_types.h> +#include <trace/irq_event_types.h> +#include <trace/lockdep_event_types.h> diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h new file mode 100644 index 0000000..fd13750 --- /dev/null +++ b/include/trace/trace_events.h @@ -0,0 +1,5 @@ +/* trace/<type>.h here */ + +#include <trace/sched.h> +#include <trace/irq.h> +#include <trace/lockdep.h> diff --git a/include/trace/workqueue.h b/include/trace/workqueue.h new file mode 100644 index 0000000..867829d --- /dev/null +++ b/include/trace/workqueue.h @@ -0,0 +1,25 @@ +#ifndef __TRACE_WORKQUEUE_H +#define __TRACE_WORKQUEUE_H + +#include <linux/tracepoint.h> +#include <linux/workqueue.h> +#include <linux/sched.h> + +DECLARE_TRACE(workqueue_insertion, + TPPROTO(struct task_struct *wq_thread, struct work_struct *work), + TPARGS(wq_thread, work)); + +DECLARE_TRACE(workqueue_execution, + TPPROTO(struct task_struct *wq_thread, struct work_struct *work), + TPARGS(wq_thread, work)); + +/* Trace the creation of one workqueue thread on a cpu */ +DECLARE_TRACE(workqueue_creation, + TPPROTO(struct task_struct *wq_thread, int cpu), + TPARGS(wq_thread, cpu)); + +DECLARE_TRACE(workqueue_destruction, + TPPROTO(struct task_struct *wq_thread), + TPARGS(wq_thread)); + +#endif /* __TRACE_WORKQUEUE_H */ diff --git a/include/video/aty128.h b/include/video/aty128.h index 7079beb..51ac69f 100644 --- a/include/video/aty128.h +++ b/include/video/aty128.h @@ -21,9 +21,9 @@ #define I2C_CNTL_1 0x0094 #define PALETTE_INDEX 0x00b0 #define PALETTE_DATA 0x00b4 -#define CONFIG_CNTL 0x00e0 +#define CNFG_CNTL 0x00e0 #define GEN_RESET_CNTL 0x00f0 -#define CONFIG_MEMSIZE 0x00f8 +#define CNFG_MEMSIZE 0x00f8 #define MEM_CNTL 0x0140 #define MEM_POWER_MISC 0x015c #define AGP_BASE 0x0170 diff --git a/include/video/mach64.h b/include/video/mach64.h index a8332e5..89e91c0 100644 --- a/include/video/mach64.h +++ b/include/video/mach64.h @@ -103,7 +103,7 @@ #define CUR_HORZ_VERT_OFF 0x0070 /* Dword offset 0_1C */ #define CUR2_HORZ_VERT_OFF 0x0070 /* Dword offset 0_1C */ -#define CONFIG_PANEL_LG 0x0074 /* Dword offset 0_1D (LG) */ +#define CNFG_PANEL_LG 0x0074 /* Dword offset 0_1D (LG) */ /* General I/O Control */ #define GP_IO 0x0078 /* Dword offset 0_1E */ @@ -146,8 +146,8 @@ #define CLOCK_SEL_CNTL 0x0090 /* Dword offset 0_24 */ /* Configuration */ -#define CONFIG_STAT1 0x0094 /* Dword offset 0_25 */ -#define CONFIG_STAT2 0x0098 /* Dword offset 0_26 */ +#define CNFG_STAT1 0x0094 /* Dword offset 0_25 */ +#define CNFG_STAT2 0x0098 /* Dword offset 0_26 */ /* Bus Control */ #define BUS_CNTL 0x00A0 /* Dword offset 0_28 */ @@ -190,9 +190,9 @@ #define POWER_MANAGEMENT_LG 0x00D8 /* Dword offset 0_36 (LG) */ /* Configuration */ -#define CONFIG_CNTL 0x00DC /* Dword offset 0_37 (CT, ET, VT) */ -#define CONFIG_CHIP_ID 0x00E0 /* Dword offset 0_38 */ -#define CONFIG_STAT0 0x00E4 /* Dword offset 0_39 */ +#define CNFG_CNTL 0x00DC /* Dword offset 0_37 (CT, ET, VT) */ +#define CNFG_CHIP_ID 0x00E0 /* Dword offset 0_38 */ +#define CNFG_STAT0 0x00E4 /* Dword offset 0_39 */ /* Test and Debug */ #define CRC_SIG 0x00E8 /* Dword offset 0_3A */ @@ -851,17 +851,17 @@ #define PLL_YCLK_CNTL 0x29 #define PM_DYN_CLK_CNTL 0x2A -/* CONFIG_CNTL register constants */ +/* CNFG_CNTL register constants */ #define APERTURE_4M_ENABLE 1 #define APERTURE_8M_ENABLE 2 #define VGA_APERTURE_ENABLE 4 -/* CONFIG_STAT0 register constants (GX, CX) */ +/* CNFG_STAT0 register constants (GX, CX) */ #define CFG_BUS_TYPE 0x00000007 #define CFG_MEM_TYPE 0x00000038 #define CFG_INIT_DAC_TYPE 0x00000e00 -/* CONFIG_STAT0 register constants (CT, ET, VT) */ +/* CNFG_STAT0 register constants (CT, ET, VT) */ #define CFG_MEM_TYPE_xT 0x00000007 #define ISA 0 @@ -942,7 +942,7 @@ #define PCI_ATI_VENDOR_ID 0x1002 -/* CONFIG_CHIP_ID register constants */ +/* CNFG_CHIP_ID register constants */ #define CFG_CHIP_TYPE 0x0000FFFF #define CFG_CHIP_CLASS 0x00FF0000 #define CFG_CHIP_REV 0xFF000000 @@ -951,7 +951,7 @@ #define CFG_CHIP_MINOR 0xC0000000 -/* Chip IDs read from CONFIG_CHIP_ID */ +/* Chip IDs read from CNFG_CHIP_ID */ /* mach64GX family */ #define GX_CHIP_ID 0xD7 /* mach64GX (ATI888GX00) */ @@ -1254,7 +1254,7 @@ #define CRTC2_DISPLAY_DIS 0x00000400 /* LCD register indices */ -#define CONFIG_PANEL 0x00 +#define CNFG_PANEL 0x00 #define LCD_GEN_CNTL 0x01 #define DSTN_CONTROL 0x02 #define HFB_PITCH_ADDR 0x03 diff --git a/include/video/radeon.h b/include/video/radeon.h index 1cd09cc..e072b16 100644 --- a/include/video/radeon.h +++ b/include/video/radeon.h @@ -11,13 +11,13 @@ #define HI_STAT 0x004C #define BUS_CNTL1 0x0034 #define I2C_CNTL_1 0x0094 -#define CONFIG_CNTL 0x00E0 -#define CONFIG_MEMSIZE 0x00F8 -#define CONFIG_APER_0_BASE 0x0100 -#define CONFIG_APER_1_BASE 0x0104 -#define CONFIG_APER_SIZE 0x0108 -#define CONFIG_REG_1_BASE 0x010C -#define CONFIG_REG_APER_SIZE 0x0110 +#define CNFG_CNTL 0x00E0 +#define CNFG_MEMSIZE 0x00F8 +#define CNFG_APER_0_BASE 0x0100 +#define CNFG_APER_1_BASE 0x0104 +#define CNFG_APER_SIZE 0x0108 +#define CNFG_REG_1_BASE 0x010C +#define CNFG_REG_APER_SIZE 0x0110 #define PAD_AGPINPUT_DELAY 0x0164 #define PAD_CTLR_STRENGTH 0x0168 #define PAD_CTLR_UPDATE 0x016C @@ -509,7 +509,7 @@ /* CLOCK_CNTL_INDEX bit constants */ #define PLL_WR_EN 0x00000080 -/* CONFIG_CNTL bit constants */ +/* CNFG_CNTL bit constants */ #define CFG_VGA_RAM_EN 0x00000100 #define CFG_ATI_REV_ID_MASK (0xf << 16) #define CFG_ATI_REV_A11 (0 << 16) @@ -980,7 +980,7 @@ /* masks */ -#define CONFIG_MEMSIZE_MASK 0x1f000000 +#define CNFG_MEMSIZE_MASK 0x1f000000 #define MEM_CFG_TYPE 0x40000000 #define DST_OFFSET_MASK 0x003fffff #define DST_PITCH_MASK 0x3fc00000 |
