diff options
Diffstat (limited to 'include')
82 files changed, 1237 insertions, 470 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 54a279e44c9..e9f6574930e 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -380,6 +380,8 @@ struct acpi_bus_type { int register_acpi_bus_type(struct acpi_bus_type *); int unregister_acpi_bus_type(struct acpi_bus_type *); struct device *acpi_get_physical_device(acpi_handle); +struct device *acpi_get_physical_pci_device(acpi_handle); + /* helper */ acpi_handle acpi_get_child(acpi_handle, acpi_integer); acpi_handle acpi_get_pci_rootbridge_handle(unsigned int, unsigned int); diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h index cf04c6011c2..5fc1bb0f4a9 100644 --- a/include/acpi/acpi_drivers.h +++ b/include/acpi/acpi_drivers.h @@ -31,8 +31,24 @@ #define ACPI_MAX_STRING 80 +/* + * Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt + * if you add to this list. + */ #define ACPI_BUS_COMPONENT 0x00010000 +#define ACPI_AC_COMPONENT 0x00020000 +#define ACPI_BATTERY_COMPONENT 0x00040000 +#define ACPI_BUTTON_COMPONENT 0x00080000 +#define ACPI_SBS_COMPONENT 0x00100000 +#define ACPI_FAN_COMPONENT 0x00200000 +#define ACPI_PCI_COMPONENT 0x00400000 +#define ACPI_POWER_COMPONENT 0x00800000 +#define ACPI_CONTAINER_COMPONENT 0x01000000 #define ACPI_SYSTEM_COMPONENT 0x02000000 +#define ACPI_THERMAL_COMPONENT 0x04000000 +#define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000 +#define ACPI_VIDEO_COMPONENT 0x10000000 +#define ACPI_PROCESSOR_COMPONENT 0x20000000 /* * _HID definitions @@ -41,6 +57,7 @@ */ #define ACPI_POWER_HID "LNXPOWER" +#define ACPI_PROCESSOR_OBJECT_HID "ACPI_CPU" #define ACPI_PROCESSOR_HID "ACPI0007" #define ACPI_SYSTEM_HID "LNXSYSTM" #define ACPI_THERMAL_HID "LNXTHERM" @@ -54,7 +71,6 @@ PCI -------------------------------------------------------------------------- */ -#define ACPI_PCI_COMPONENT 0x00400000 /* ACPI PCI Interrupt Link (pci_link.c) */ @@ -86,7 +102,6 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain, Power Resource -------------------------------------------------------------------------- */ -#ifdef CONFIG_ACPI_POWER int acpi_device_sleep_wake(struct acpi_device *dev, int enable, int sleep_state, int dev_state); int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state); @@ -94,15 +109,12 @@ int acpi_disable_wakeup_device_power(struct acpi_device *dev); int acpi_power_get_inferred_state(struct acpi_device *device); int acpi_power_transition(struct acpi_device *device, int state); extern int acpi_power_nocheck; -#endif /* -------------------------------------------------------------------------- Embedded Controller -------------------------------------------------------------------------- */ -#ifdef CONFIG_ACPI_EC int acpi_ec_ecdt_probe(void); int acpi_boot_ec_enable(void); -#endif /* -------------------------------------------------------------------------- Processor diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 94d94e126e9..33bc0e3b195 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -252,9 +252,9 @@ acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status); acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type); -acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags); +acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number); -acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags); +acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number); acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags); diff --git a/include/acpi/acpredef.h b/include/acpi/acpredef.h index 619fb75f886..16a9ca9a66e 100644 --- a/include/acpi/acpredef.h +++ b/include/acpi/acpredef.h @@ -167,7 +167,7 @@ static const union acpi_predefined_info predefined_names[] = { {.info = {"_BFS", 1, 0}}, {.info = {"_BIF", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 9, - ACPI_RTYPE_STRING, 4, 0}}, /* fixed (9 Int),(4 Str) */ + ACPI_RTYPE_STRING | ACPI_RTYPE_BUFFER, 4, 0}}, /* fixed (9 Int),(4 Str) */ {.info = {"_BLT", 3, 0}}, {.info = {"_BMC", 1, 0}}, {.info = {"_BMD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 5, 0, 0, 0}}, /* fixed (5 Int) */ @@ -346,7 +346,7 @@ static const union acpi_predefined_info predefined_names[] = { /* Acpi 1.0 defined _WAK with no return value. Later, it was changed to return a package */ - {.info = {"_WAK", 1, ACPI_RTYPE_NONE | ACPI_RTYPE_PACKAGE}}, + {.info = {"_WAK", 1, ACPI_RTYPE_NONE | ACPI_RTYPE_INTEGER | ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 2, 0, 0, 0}}, /* fixed (2 Int), but is optional */ {.ret_info = {0, 0, 0, 0, 0, 0}} /* Table terminator */ }; diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index e8936ab5962..7220361790b 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -525,6 +525,7 @@ typedef u32 acpi_event_status; #define ACPI_EVENT_FLAG_ENABLED (acpi_event_status) 0x01 #define ACPI_EVENT_FLAG_WAKE_ENABLED (acpi_event_status) 0x02 #define ACPI_EVENT_FLAG_SET (acpi_event_status) 0x04 +#define ACPI_EVENT_FLAG_HANDLE (acpi_event_status) 0x08 /* * General Purpose Events (GPE) diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h index 4ec0a296bde..7abdaa91ccd 100644 --- a/include/asm-generic/atomic.h +++ b/include/asm-generic/atomic.h @@ -251,7 +251,7 @@ static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u) #define atomic_long_cmpxchg(l, old, new) \ (atomic_cmpxchg((atomic_t *)(l), (old), (new))) #define atomic_long_xchg(v, new) \ - (atomic_xchg((atomic_t *)(l), (new))) + (atomic_xchg((atomic_t *)(v), (new))) #endif /* BITS_PER_LONG == 64 */ diff --git a/include/asm-generic/audit_write.h b/include/asm-generic/audit_write.h index f10d367fb2a..c5f1c2c920e 100644 --- a/include/asm-generic/audit_write.h +++ b/include/asm-generic/audit_write.h @@ -1,6 +1,8 @@ #include <asm-generic/audit_dir_write.h> __NR_acct, +#ifdef __NR_swapon __NR_swapon, +#endif __NR_quotactl, __NR_truncate, #ifdef __NR_truncate64 diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 80744606bad..eba835a2c2c 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -45,6 +45,22 @@ #define MCOUNT_REC() #endif +#ifdef CONFIG_TRACE_BRANCH_PROFILING +#define LIKELY_PROFILE() VMLINUX_SYMBOL(__start_annotated_branch_profile) = .; \ + *(_ftrace_annotated_branch) \ + VMLINUX_SYMBOL(__stop_annotated_branch_profile) = .; +#else +#define LIKELY_PROFILE() +#endif + +#ifdef CONFIG_PROFILE_ALL_BRANCHES +#define BRANCH_PROFILE() VMLINUX_SYMBOL(__start_branch_profile) = .; \ + *(_ftrace_branch) \ + VMLINUX_SYMBOL(__stop_branch_profile) = .; +#else +#define BRANCH_PROFILE() +#endif + /* .data section */ #define DATA_DATA \ *(.data) \ @@ -60,9 +76,12 @@ VMLINUX_SYMBOL(__start___markers) = .; \ *(__markers) \ VMLINUX_SYMBOL(__stop___markers) = .; \ + . = ALIGN(32); \ VMLINUX_SYMBOL(__start___tracepoints) = .; \ *(__tracepoints) \ - VMLINUX_SYMBOL(__stop___tracepoints) = .; + VMLINUX_SYMBOL(__stop___tracepoints) = .; \ + LIKELY_PROFILE() \ + BRANCH_PROFILE() #define RO_DATA(align) \ . = ALIGN((align)); \ diff --git a/include/asm-m32r/system.h b/include/asm-m32r/system.h index 70a57c8c002..c980f5ba8de 100644 --- a/include/asm-m32r/system.h +++ b/include/asm-m32r/system.h @@ -23,7 +23,7 @@ */ #if defined(CONFIG_FRAME_POINTER) || \ - !defined(CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER) + !defined(CONFIG_SCHED_OMIT_FRAME_POINTER) #define M32R_PUSH_FP " push fp\n" #define M32R_POP_FP " pop fp\n" #else diff --git a/include/asm-mn10300/uaccess.h b/include/asm-mn10300/uaccess.h index 46b9b647f3c..8a3a4dd5576 100644 --- a/include/asm-mn10300/uaccess.h +++ b/include/asm-mn10300/uaccess.h @@ -266,7 +266,7 @@ extern int __get_user_unknown(void); " .section .fixup,\"ax\" \n" \ "4: \n" \ " mov %5,%0 \n" \ - " jmp 2b \n" \ + " jmp 3b \n" \ " .previous \n" \ " .section __ex_table,\"a\"\n" \ " .balign 4 \n" \ diff --git a/include/asm-x86/iomap.h b/include/asm-x86/iomap.h deleted file mode 100644 index c1f06289b14..00000000000 --- a/include/asm-x86/iomap.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Copyright © 2008 Ingo Molnar - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#include <linux/fs.h> -#include <linux/mm.h> -#include <linux/uaccess.h> -#include <asm/cacheflush.h> -#include <asm/pgtable.h> -#include <asm/tlbflush.h> - -void * -iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot); - -void -iounmap_atomic(void *kvaddr, enum km_type type); diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 59c796b46ee..d5e8e5c8954 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -861,8 +861,6 @@ struct drm_device { struct timer_list vblank_disable_timer; u32 max_vblank_count; /**< size of vblank counter register */ - spinlock_t tasklet_lock; /**< For drm_locked_tasklet */ - void (*locked_tasklet_func)(struct drm_device *dev); /*@} */ cycles_t ctx_start; @@ -1149,16 +1147,14 @@ extern int drm_vblank_init(struct drm_device *dev, int num_crtcs); extern int drm_wait_vblank(struct drm_device *dev, void *data, struct drm_file *filp); extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); -extern void drm_locked_tasklet(struct drm_device *dev, - void(*func)(struct drm_device *)); extern u32 drm_vblank_count(struct drm_device *dev, int crtc); extern void drm_handle_vblank(struct drm_device *dev, int crtc); extern int drm_vblank_get(struct drm_device *dev, int crtc); extern void drm_vblank_put(struct drm_device *dev, int crtc); +extern void drm_vblank_cleanup(struct drm_device *dev); /* Modesetting support */ extern int drm_modeset_ctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern void drm_locked_tasklet(struct drm_device *dev, void(*func)(struct drm_device*)); /* AGP/GART support (drm_agpsupport.h) */ extern struct drm_agp_head *drm_agp_init(struct drm_device *dev); diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index da04109741e..5165f240aa6 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -395,27 +395,27 @@ {0, 0, 0} #define i915_PCI_IDS \ - {0x8086, 0x3577, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2562, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x3582, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2572, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2582, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x258a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2592, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2772, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x27a2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x27ae, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2972, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2982, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2992, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x29a2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x29b2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x29c2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x29d2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2a02, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2a12, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2a42, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2e02, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2e12, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ - {0x8086, 0x2e22, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \ + {0x8086, 0x3577, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2562, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x3582, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2572, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2582, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x258a, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2592, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2772, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x27a2, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x27ae, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2972, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2982, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2992, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x29a2, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x29b2, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x29c2, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x29d2, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2a02, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2a12, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2a42, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2e02, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2e12, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ + {0x8086, 0x2e22, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \ {0, 0, 0} diff --git a/include/linux/Kbuild b/include/linux/Kbuild index e531783e5d7..95ac82340c3 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -313,6 +313,7 @@ unifdef-y += ptrace.h unifdef-y += qnx4_fs.h unifdef-y += quota.h unifdef-y += random.h +unifdef-y += irqnr.h unifdef-y += reboot.h unifdef-y += reiserfs_fs.h unifdef-y += reiserfs_xattr.h diff --git a/include/linux/acpi.h b/include/linux/acpi.h index fd6a452b0ce..fba8051fb29 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -163,8 +163,6 @@ struct acpi_pci_driver { int acpi_pci_register_driver(struct acpi_pci_driver *driver); void acpi_pci_unregister_driver(struct acpi_pci_driver *driver); -#ifdef CONFIG_ACPI_EC - extern int ec_read(u8 addr, u8 *val); extern int ec_write(u8 addr, u8 val); extern int ec_transaction(u8 command, @@ -172,8 +170,6 @@ extern int ec_transaction(u8 command, u8 *rdata, unsigned rdata_len, int force_poll); -#endif /*CONFIG_ACPI_EC*/ - #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) typedef void (*wmi_notify_handler) (u32 value, void *context); @@ -194,6 +190,50 @@ extern bool wmi_has_guid(const char *guid); #endif /* CONFIG_ACPI_WMI */ +#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 +#define ACPI_VIDEO_DEVICE_POSTING 0x0002 +#define ACPI_VIDEO_ROM_AVAILABLE 0x0004 +#define ACPI_VIDEO_BACKLIGHT 0x0008 +#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 +#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 +#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 +#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 +#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 +#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 +#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 +#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 + +#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) + +extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle); +extern long acpi_is_video_device(struct acpi_device *device); +extern int acpi_video_backlight_support(void); +extern int acpi_video_display_switch_support(void); + +#else + +static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle) +{ + return 0; +} + +static inline long acpi_is_video_device(struct acpi_device *device) +{ + return 0; +} + +static inline int acpi_video_backlight_support(void) +{ + return 0; +} + +static inline int acpi_video_display_switch_support(void) +{ + return 0; +} + +#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */ + extern int acpi_blacklisted(void); #ifdef CONFIG_DMI extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); diff --git a/include/linux/audit.h b/include/linux/audit.h index 6272a395d43..8f0672d13eb 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -391,6 +391,7 @@ extern int audit_classify_arch(int arch); #ifdef CONFIG_AUDITSYSCALL /* These are defined in auditsc.c */ /* Public API */ +extern void audit_finish_fork(struct task_struct *child); extern int audit_alloc(struct task_struct *task); extern void audit_free(struct task_struct *task); extern void audit_syscall_entry(int arch, @@ -434,7 +435,7 @@ static inline void audit_ptrace(struct task_struct *t) /* Private API (for audit.c only) */ extern unsigned int audit_serial(void); -extern void auditsc_get_stamp(struct audit_context *ctx, +extern int auditsc_get_stamp(struct audit_context *ctx, struct timespec *t, unsigned int *serial); extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid); #define audit_get_loginuid(t) ((t)->loginuid) @@ -504,6 +505,7 @@ static inline int audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) extern int audit_n_rules; extern int audit_signals; #else +#define audit_finish_fork(t) #define audit_alloc(t) ({ 0; }) #define audit_free(t) do { ; } while (0) #define audit_syscall_entry(ta,a,b,c,d,e) do { ; } while (0) @@ -516,7 +518,7 @@ extern int audit_signals; #define audit_inode(n,d) do { ; } while (0) #define audit_inode_child(d,i,p) do { ; } while (0) #define audit_core_dumps(i) do { ; } while (0) -#define auditsc_get_stamp(c,t,s) do { BUG(); } while (0) +#define auditsc_get_stamp(c,t,s) (0) #define audit_get_loginuid(t) (-1) #define audit_get_sessionid(t) (-1) #define audit_log_task_context(b) do { ; } while (0) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index a135256b272..031a315c050 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -662,6 +662,7 @@ extern unsigned long blk_max_low_pfn, blk_max_pfn; * default timeout for SG_IO if none specified */ #define BLK_DEFAULT_SG_TIMEOUT (60 * HZ) +#define BLK_MIN_SG_TIMEOUT (7 * HZ) #ifdef CONFIG_BOUNCE extern int init_emergency_isa_pool(void); @@ -786,6 +787,8 @@ static inline void blk_run_address_space(struct address_space *mapping) blk_run_backing_dev(mapping->backing_dev_info, NULL); } +extern void blkdev_dequeue_request(struct request *req); + /* * blk_end_request() and friends. * __blk_end_request() and end_request() must be called with @@ -820,11 +823,6 @@ extern void blk_update_request(struct request *rq, int error, extern unsigned int blk_rq_bytes(struct request *rq); extern unsigned int blk_rq_cur_bytes(struct request *rq); -static inline void blkdev_dequeue_request(struct request *req) -{ - elv_dequeue_request(req->q, req); -} - /* * Access functions for manipulating queue properties */ @@ -921,6 +919,8 @@ extern void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter); #define MAX_SEGMENT_SIZE 65536 +#define BLK_SEG_BOUNDARY_MASK 0xFFFFFFFFUL + #define blkdev_entry_to_request(entry) list_entry((entry), struct request, queuelist) static inline int queue_hardsect_size(struct request_queue *q) diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index bdf505d33e7..1dba3493d52 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -160,7 +160,6 @@ struct blk_trace { extern int blk_trace_ioctl(struct block_device *, unsigned, char __user *); extern void blk_trace_shutdown(struct request_queue *); -extern void __blk_add_trace(struct blk_trace *, sector_t, int, int, u32, int, int, void *); extern int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev, struct blk_user_trace_setup *buts); extern void __trace_note_message(struct blk_trace *, const char *fmt, ...); @@ -186,168 +185,8 @@ extern void __trace_note_message(struct blk_trace *, const char *fmt, ...); } while (0) #define BLK_TN_MAX_MSG 128 -/** - * blk_add_trace_rq - Add a trace for a request oriented action - * @q: queue the io is for - * @rq: the source request - * @what: the action - * - * Description: - * Records an action against a request. Will log the bio offset + size. - * - **/ -static inline void blk_add_trace_rq(struct request_queue *q, struct request *rq, - u32 what) -{ - struct blk_trace *bt = q->blk_trace; - int rw = rq->cmd_flags & 0x03; - - if (likely(!bt)) - return; - - if (blk_discard_rq(rq)) - rw |= (1 << BIO_RW_DISCARD); - - if (blk_pc_request(rq)) { - what |= BLK_TC_ACT(BLK_TC_PC); - __blk_add_trace(bt, 0, rq->data_len, rw, what, rq->errors, sizeof(rq->cmd), rq->cmd); - } else { - what |= BLK_TC_ACT(BLK_TC_FS); - __blk_add_trace(bt, rq->hard_sector, rq->hard_nr_sectors << 9, rw, what, rq->errors, 0, NULL); - } -} - -/** - * blk_add_trace_bio - Add a trace for a bio oriented action - * @q: queue the io is for - * @bio: the source bio - * @what: the action - * - * Description: - * Records an action against a bio. Will log the bio offset + size. - * - **/ -static inline void blk_add_trace_bio(struct request_queue *q, struct bio *bio, - u32 what) -{ - struct blk_trace *bt = q->blk_trace; - - if (likely(!bt)) - return; - - __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw, what, !bio_flagged(bio, BIO_UPTODATE), 0, NULL); -} - -/** - * blk_add_trace_generic - Add a trace for a generic action - * @q: queue the io is for - * @bio: the source bio - * @rw: the data direction - * @what: the action - * - * Description: - * Records a simple trace - * - **/ -static inline void blk_add_trace_generic(struct request_queue *q, - struct bio *bio, int rw, u32 what) -{ - struct blk_trace *bt = q->blk_trace; - - if (likely(!bt)) - return; - - if (bio) - blk_add_trace_bio(q, bio, what); - else - __blk_add_trace(bt, 0, 0, rw, what, 0, 0, NULL); -} - -/** - * blk_add_trace_pdu_int - Add a trace for a bio with an integer payload - * @q: queue the io is for - * @what: the action - * @bio: the source bio - * @pdu: the integer payload - * - * Description: - * Adds a trace with some integer payload. This might be an unplug - * option given as the action, with the depth at unplug time given - * as the payload - * - **/ -static inline void blk_add_trace_pdu_int(struct request_queue *q, u32 what, - struct bio *bio, unsigned int pdu) -{ - struct blk_trace *bt = q->blk_trace; - __be64 rpdu = cpu_to_be64(pdu); - - if (likely(!bt)) - return; - - if (bio) - __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw, what, !bio_flagged(bio, BIO_UPTODATE), sizeof(rpdu), &rpdu); - else - __blk_add_trace(bt, 0, 0, 0, what, 0, sizeof(rpdu), &rpdu); -} - -/** - * blk_add_trace_remap - Add a trace for a remap operation - * @q: queue the io is for - * @bio: the source bio - * @dev: target device - * @from: source sector - * @to: target sector - * - * Description: - * Device mapper or raid target sometimes need to split a bio because - * it spans a stripe (or similar). Add a trace for that action. - * - **/ -static inline void blk_add_trace_remap(struct request_queue *q, struct bio *bio, - dev_t dev, sector_t from, sector_t to) -{ - struct blk_trace *bt = q->blk_trace; - struct blk_io_trace_remap r; - - if (likely(!bt)) - return; - - r.device = cpu_to_be32(dev); - r.device_from = cpu_to_be32(bio->bi_bdev->bd_dev); - r.sector = cpu_to_be64(to); - - __blk_add_trace(bt, from, bio->bi_size, bio->bi_rw, BLK_TA_REMAP, !bio_flagged(bio, BIO_UPTODATE), sizeof(r), &r); -} - -/** - * blk_add_driver_data - Add binary message with driver-specific data - * @q: queue the io is for - * @rq: io request - * @data: driver-specific data - * @len: length of driver-specific data - * - * Description: - * Some drivers might want to write driver-specific data per request. - * - **/ -static inline void blk_add_driver_data(struct request_queue *q, - struct request *rq, - void *data, size_t len) -{ - struct blk_trace *bt = q->blk_trace; - - if (likely(!bt)) - return; - - if (blk_pc_request(rq)) - __blk_add_trace(bt, 0, rq->data_len, 0, BLK_TA_DRV_DATA, - rq->errors, len, data); - else - __blk_add_trace(bt, rq->hard_sector, rq->hard_nr_sectors << 9, - 0, BLK_TA_DRV_DATA, rq->errors, len, data); -} - +extern void blk_add_driver_data(struct request_queue *q, struct request *rq, + void *data, size_t len); extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev, char __user *arg); extern int blk_trace_startstop(struct request_queue *q, int start); @@ -356,13 +195,8 @@ extern int blk_trace_remove(struct request_queue *q); #else /* !CONFIG_BLK_DEV_IO_TRACE */ #define blk_trace_ioctl(bdev, cmd, arg) (-ENOTTY) #define blk_trace_shutdown(q) do { } while (0) -#define blk_add_trace_rq(q, rq, what) do { } while (0) -#define blk_add_trace_bio(q, rq, what) do { } while (0) -#define blk_add_trace_generic(q, rq, rw, what) do { } while (0) -#define blk_add_trace_pdu_int(q, what, bio, pdu) do { } while (0) -#define blk_add_trace_remap(q, bio, dev, f, t) do {} while (0) -#define blk_add_driver_data(q, rq, data, len) do {} while (0) #define do_blk_trace_setup(q, name, dev, buts) (-ENOTTY) +#define blk_add_driver_data(q, rq, data, len) do {} while (0) #define blk_trace_setup(q, name, dev, arg) (-ENOTTY) #define blk_trace_startstop(q, start) (-ENOTTY) #define blk_trace_remove(q) (-ENOTTY) diff --git a/include/linux/c2port.h b/include/linux/c2port.h new file mode 100644 index 00000000000..7b5a2388ba6 --- /dev/null +++ b/include/linux/c2port.h @@ -0,0 +1,65 @@ +/* + * Silicon Labs C2 port Linux support + * + * Copyright (c) 2007 Rodolfo Giometti <giometti@linux.it> + * Copyright (c) 2007 Eurotech S.p.A. <info@eurotech.it> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation + */ + +#include <linux/device.h> + +#define C2PORT_NAME_LEN 32 + +/* + * C2 port basic structs + */ + +/* Main struct */ +struct c2port_ops; +struct c2port_device { + unsigned int access:1; + unsigned int flash_access:1; + + int id; + char name[C2PORT_NAME_LEN]; + struct c2port_ops *ops; + struct mutex mutex; /* prevent races during read/write */ + + struct device *dev; + + void *private_data; +}; + +/* Basic operations */ +struct c2port_ops { + /* Flash layout */ + unsigned short block_size; /* flash block size in bytes */ + unsigned short blocks_num; /* flash blocks number */ + + /* Enable or disable the access to C2 port */ + void (*access)(struct c2port_device *dev, int status); + + /* Set C2D data line as input/output */ + void (*c2d_dir)(struct c2port_device *dev, int dir); + + /* Read/write C2D data line */ + int (*c2d_get)(struct c2port_device *dev); + void (*c2d_set)(struct c2port_device *dev, int status); + + /* Write C2CK clock line */ + void (*c2ck_set)(struct c2port_device *dev, int status); +}; + +/* + * Exported functions + */ + +#define to_class_dev(obj) container_of((obj), struct class_device, kobj) +#define to_c2port_device(obj) container_of((obj), struct c2port_device, class) + +extern struct c2port_device *c2port_device_register(char *name, + struct c2port_ops *ops, void *devdata); +extern void c2port_device_unregister(struct c2port_device *dev); diff --git a/include/linux/can/core.h b/include/linux/can/core.h index e9ca210ffa5..f50785ad478 100644 --- a/include/linux/can/core.h +++ b/include/linux/can/core.h @@ -19,7 +19,7 @@ #include <linux/skbuff.h> #include <linux/netdevice.h> -#define CAN_VERSION "20071116" +#define CAN_VERSION "20081130" /* increment this number each time you change some user-space interface */ #define CAN_ABI_VERSION "8" diff --git a/include/linux/compat.h b/include/linux/compat.h index f061a1ea1b7..e88f3ecf38b 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -252,12 +252,10 @@ extern int compat_ptrace_request(struct task_struct *child, compat_long_t request, compat_ulong_t addr, compat_ulong_t data); -#ifdef __ARCH_WANT_COMPAT_SYS_PTRACE extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request, compat_ulong_t addr, compat_ulong_t data); asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid, compat_long_t addr, compat_long_t data); -#endif /* __ARCH_WANT_COMPAT_SYS_PTRACE */ /* * epoll (fs/eventpoll.c) compat bits follow ... diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 98115d9d04d..ea7c6be354b 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -59,8 +59,88 @@ extern void __chk_io_ptr(const volatile void __iomem *); * specific implementations come from the above header files */ -#define likely(x) __builtin_expect(!!(x), 1) -#define unlikely(x) __builtin_expect(!!(x), 0) +struct ftrace_branch_data { + const char *func; + const char *file; + unsigned line; + union { + struct { + unsigned long correct; + unsigned long incorrect; + }; + struct { + unsigned long miss; + unsigned long hit; + }; + }; +}; + +/* + * Note: DISABLE_BRANCH_PROFILING can be used by special lowlevel code + * to disable branch tracing on a per file basis. + */ +#if defined(CONFIG_TRACE_BRANCH_PROFILING) && !defined(DISABLE_BRANCH_PROFILING) +void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); + +#define likely_notrace(x) __builtin_expect(!!(x), 1) +#define unlikely_notrace(x) __builtin_expect(!!(x), 0) + +#define __branch_check__(x, expect) ({ \ + int ______r; \ + static struct ftrace_branch_data \ + __attribute__((__aligned__(4))) \ + __attribute__((section("_ftrace_annotated_branch"))) \ + ______f = { \ + .func = __func__, \ + .file = __FILE__, \ + .line = __LINE__, \ + }; \ + ______r = likely_notrace(x); \ + ftrace_likely_update(&______f, ______r, expect); \ + ______r; \ + }) + +/* + * Using __builtin_constant_p(x) to ignore cases where the return + * value is always the same. This idea is taken from a similar patch + * written by Daniel Walker. + */ +# ifndef likely +# define likely(x) (__builtin_constant_p(x) ? !!(x) : __branch_check__(x, 1)) +# endif +# ifndef unlikely +# define unlikely(x) (__builtin_constant_p(x) ? !!(x) : __branch_check__(x, 0)) +# endif + +#ifdef CONFIG_PROFILE_ALL_BRANCHES +/* + * "Define 'is'", Bill Clinton + * "Define 'if'", Steven Rostedt + */ +#define if(cond) if (__builtin_constant_p((cond)) ? !!(cond) : \ + ({ \ + int ______r; \ + static struct ftrace_branch_data \ + __attribute__((__aligned__(4))) \ + __attribute__((section("_ftrace_branch"))) \ + ______f = { \ + .func = __func__, \ + .file = __FILE__, \ + .line = __LINE__, \ + }; \ + ______r = !!(cond); \ + if (______r) \ + ______f.hit++; \ + else \ + ______f.miss++; \ + ______r; \ + })) +#endif /* CONFIG_PROFILE_ALL_BRANCHES */ + +#else +# define likely(x) __builtin_expect(!!(x), 1) +# define unlikely(x) __builtin_expect(!!(x), 0) +#endif /* Optimization barrier */ #ifndef barrier diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h index 2691926fb50..8e540d32c9f 100644 --- a/include/linux/cpuset.h +++ b/include/linux/cpuset.h @@ -74,8 +74,6 @@ static inline int cpuset_do_slab_mem_spread(void) return current->flags & PF_SPREAD_SLAB; } -extern void cpuset_track_online_nodes(void); - extern int current_cpuset_is_being_rebound(void); extern void rebuild_sched_domains(void); @@ -151,8 +149,6 @@ static inline int cpuset_do_slab_mem_spread(void) return 0; } -static inline void cpuset_track_online_nodes(void) {} - static inline int current_cpuset_is_being_rebound(void) { return 0; diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h index 4aaa4afb1cb..096476f1fb3 100644 --- a/include/linux/debug_locks.h +++ b/include/linux/debug_locks.h @@ -17,7 +17,7 @@ extern int debug_locks_off(void); ({ \ int __ret = 0; \ \ - if (unlikely(c)) { \ + if (!oops_in_progress && unlikely(c)) { \ if (debug_locks_off() && !debug_locks_silent) \ WARN_ON(1); \ __ret = 1; \ diff --git a/include/linux/fs.h b/include/linux/fs.h index 0dcdd9458f4..4a853ef6fd3 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -63,23 +63,24 @@ extern int dir_notify_enable; #define MAY_ACCESS 16 #define MAY_OPEN 32 -#define FMODE_READ ((__force fmode_t)1) -#define FMODE_WRITE ((__force fmode_t)2) - -/* Internal kernel extensions */ -#define FMODE_LSEEK ((__force fmode_t)4) -#define FMODE_PREAD ((__force fmode_t)8) -#define FMODE_PWRITE FMODE_PREAD /* These go hand in hand */ - -/* File is being opened for execution. Primary users of this flag are - distributed filesystems that can use it to achieve correct ETXTBUSY - behavior for cross-node execution/opening_for_writing of files */ -#define FMODE_EXEC ((__force fmode_t)16) - -#define FMODE_NDELAY ((__force fmode_t)32) -#define FMODE_EXCL ((__force fmode_t)64) +/* 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 */ +#define FMODE_PREAD ((__force fmode_t)8) +#define FMODE_PWRITE FMODE_PREAD /* These go hand in hand */ +/* File is opened for execution with sys_execve / sys_uselib */ +#define FMODE_EXEC ((__force fmode_t)16) +/* File is opened with O_NDELAY (only set for block devices) */ +#define FMODE_NDELAY ((__force fmode_t)32) +/* File is opened with O_EXCL (only set for block devices) */ +#define FMODE_EXCL ((__force fmode_t)64) +/* 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_NDELAY_NOW ((__force fmode_t)256) #define RW_MASK 1 #define RWA_MASK 2 diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 703eb53cfa2..985b28dc2ba 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -6,7 +6,10 @@ #include <linux/ktime.h> #include <linux/init.h> #include <linux/types.h> +#include <linux/module.h> #include <linux/kallsyms.h> +#include <linux/bitops.h> +#include <linux/sched.h> #ifdef CONFIG_FUNCTION_TRACER @@ -23,6 +26,45 @@ struct ftrace_ops { struct ftrace_ops *next; }; +extern int function_trace_stop; + +/* + * Type of the current tracing. + */ +enum ftrace_tracing_type_t { + FTRACE_TYPE_ENTER = 0, /* Hook the call of the function */ + FTRACE_TYPE_RETURN, /* Hook the return of the function */ +}; + +/* Current tracing type, default is FTRACE_TYPE_ENTER */ +extern enum ftrace_tracing_type_t ftrace_tracing_type; + +/** + * ftrace_stop - stop function tracer. + * + * A quick way to stop the function tracer. Note this an on off switch, + * it is not something that is recursive like preempt_disable. + * This does not disable the calling of mcount, it only stops the + * calling of functions from mcount. + */ +static inline void ftrace_stop(void) +{ + function_trace_stop = 1; +} + +/** + * ftrace_start - start the function tracer. + * + * This function is the inverse of ftrace_stop. This does not enable + * the function tracing if the function tracer is disabled. This only + * sets the function tracer flag to continue calling the functions + * from mcount. + */ +static inline void ftrace_start(void) +{ + function_trace_stop = 0; +} + /* * The ftrace_ops must be a static and should also * be read_mostly. These functions do modify read_mostly variables @@ -41,9 +83,13 @@ extern void ftrace_stub(unsigned long a0, unsigned long a1); # define unregister_ftrace_function(ops) do { } while (0) # define clear_ftrace_function(ops) do { } while (0) static inline void ftrace_kill(void) { } +static inline void ftrace_stop(void) { } +static inline void ftrace_start(void) { } #endif /* CONFIG_FUNCTION_TRACER */ #ifdef CONFIG_DYNAMIC_FTRACE +/* asm/ftrace.h must be defined for archs supporting dynamic ftrace */ +#include <asm/ftrace.h> enum { FTRACE_FL_FREE = (1 << 0), @@ -59,6 +105,7 @@ struct dyn_ftrace { struct list_head list; unsigned long ip; /* address of mcount call-site */ unsigned long flags; + struct dyn_arch_ftrace arch; }; int ftrace_force_update(void); @@ -66,19 +113,25 @@ void ftrace_set_filter(unsigned char *buf, int len, int reset); /* defined in arch */ extern int ftrace_ip_converted(unsigned long ip); -extern unsigned char *ftrace_nop_replace(void); -extern unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr); extern int ftrace_dyn_arch_init(void *data); 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); +#ifdef CONFIG_FUNCTION_GRAPH_TRACER +extern void ftrace_graph_caller(void); +extern int ftrace_enable_ftrace_graph_caller(void); +extern int ftrace_disable_ftrace_graph_caller(void); +#else +static inline int ftrace_enable_ftrace_graph_caller(void) { return 0; } +static inline int ftrace_disable_ftrace_graph_caller(void) { return 0; } +#endif /** - * ftrace_modify_code - modify code segment - * @ip: the address of the code segment - * @old_code: the contents of what is expected to be there - * @new_code: the code to patch in + * ftrace_make_nop - convert code into top + * @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 * * This is a very sensitive operation and great care needs * to be taken by the arch. The operation should carefully @@ -86,6 +139,8 @@ extern void mcount_call(void); * what we expect it to be, and then on success of the compare, * it should write to the location. * + * The code segment at @rec->ip should be a caller to @addr + * * Return must be: * 0 on success * -EFAULT on error reading the location @@ -93,8 +148,34 @@ extern void mcount_call(void); * -EPERM on error writing to the location * Any other value will be considered a failure. */ -extern int ftrace_modify_code(unsigned long ip, unsigned char *old_code, - unsigned char *new_code); +extern int ftrace_make_nop(struct module *mod, + struct dyn_ftrace *rec, unsigned long addr); + +/** + * ftrace_make_call - convert a nop call site into a call to addr + * @rec: the mcount call site record + * @addr: the address that the call site should call + * + * This is a very sensitive operation and great care needs + * to be taken by the arch. The operation should carefully + * read the location, check to see if what is read is indeed + * what we expect it to be, and then on success of the compare, + * it should write to the location. + * + * The code segment at @rec->ip should be a nop + * + * Return must be: + * 0 on success + * -EFAULT on error reading the location + * -EINVAL on a failed compare of the contents + * -EPERM on error writing to the location + * Any other value will be considered a failure. + */ +extern int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr); + + +/* May be defined in arch */ +extern int ftrace_arch_read_dyn_info(char *buf, int size); extern int skip_trace(unsigned long ip); @@ -102,7 +183,6 @@ extern void ftrace_release(void *start, unsigned long size); extern void ftrace_disable_daemon(void); extern void ftrace_enable_daemon(void); - #else # define skip_trace(ip) ({ 0; }) # define ftrace_force_update() ({ 0; }) @@ -181,6 +261,12 @@ static inline void __ftrace_enabled_restore(int enabled) #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); @@ -211,6 +297,9 @@ ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3) { } static inline int ftrace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 0))); +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, ...) { @@ -221,33 +310,167 @@ static inline void ftrace_dump(void) { } #ifdef CONFIG_FTRACE_MCOUNT_RECORD extern void ftrace_init(void); -extern void ftrace_init_module(unsigned long *start, unsigned long *end); +extern void ftrace_init_module(struct module *mod, + unsigned long *start, unsigned long *end); #else static inline void ftrace_init(void) { } static inline void -ftrace_init_module(unsigned long *start, unsigned long *end) { } +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. + */ +struct ftrace_graph_ent { + unsigned long func; /* Current function */ + int depth; +}; -struct boot_trace { - pid_t caller; - char func[KSYM_NAME_LEN]; - int result; - unsigned long long duration; /* usecs */ - ktime_t calltime; - ktime_t rettime; +/* + * Structure that defines a return function trace. + */ +struct ftrace_graph_ret { + unsigned long func; /* Current function */ + unsigned long long calltime; + unsigned long long rettime; + /* Number of functions that overran the depth limit for current task */ + unsigned long overrun; + int depth; }; -#ifdef CONFIG_BOOT_TRACER -extern void trace_boot(struct boot_trace *it, initcall_t fn); -extern void start_boot_trace(void); -extern void stop_boot_trace(void); +#ifdef CONFIG_FUNCTION_GRAPH_TRACER + +/* + * 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. + */ +#define __notrace_funcgraph notrace + +#define FTRACE_RETFUNC_DEPTH 50 +#define FTRACE_RETSTACK_ALLOC_SIZE 32 +/* Type of the callback handlers for tracing function graph*/ +typedef void (*trace_func_graph_ret_t)(struct ftrace_graph_ret *); /* return */ +typedef int (*trace_func_graph_ent_t)(struct ftrace_graph_ent *); /* entry */ + +extern int register_ftrace_graph(trace_func_graph_ret_t retfunc, + trace_func_graph_ent_t entryfunc); + +extern void ftrace_graph_stop(void); + +/* The current handlers in use */ +extern trace_func_graph_ret_t ftrace_graph_return; +extern trace_func_graph_ent_t ftrace_graph_entry; + +extern void unregister_ftrace_graph(void); + +extern void ftrace_graph_init_task(struct task_struct *t); +extern void ftrace_graph_exit_task(struct task_struct *t); + +static inline int task_curr_ret_stack(struct task_struct *t) +{ + return t->curr_ret_stack; +} + +static inline void pause_graph_tracing(void) +{ + atomic_inc(¤t->tracing_graph_pause); +} + +static inline void unpause_graph_tracing(void) +{ + atomic_dec(¤t->tracing_graph_pause); +} #else -static inline void trace_boot(struct boot_trace *it, initcall_t fn) { } -static inline void start_boot_trace(void) { } -static inline void stop_boot_trace(void) { } + +#define __notrace_funcgraph + +static inline void ftrace_graph_init_task(struct task_struct *t) { } +static inline void ftrace_graph_exit_task(struct task_struct *t) { } + +static inline int task_curr_ret_stack(struct task_struct *tsk) +{ + return -1; +} + +static inline void pause_graph_tracing(void) { } +static inline void unpause_graph_tracing(void) { } #endif +#ifdef CONFIG_TRACING +#include <linux/sched.h> + +/* flags for current->trace */ +enum { + TSK_TRACE_FL_TRACE_BIT = 0, + TSK_TRACE_FL_GRAPH_BIT = 1, +}; +enum { + TSK_TRACE_FL_TRACE = 1 << TSK_TRACE_FL_TRACE_BIT, + TSK_TRACE_FL_GRAPH = 1 << TSK_TRACE_FL_GRAPH_BIT, +}; + +static inline void set_tsk_trace_trace(struct task_struct *tsk) +{ + set_bit(TSK_TRACE_FL_TRACE_BIT, &tsk->trace); +} + +static inline void clear_tsk_trace_trace(struct task_struct *tsk) +{ + clear_bit(TSK_TRACE_FL_TRACE_BIT, &tsk->trace); +} + +static inline int test_tsk_trace_trace(struct task_struct *tsk) +{ + return tsk->trace & TSK_TRACE_FL_TRACE; +} + +static inline void set_tsk_trace_graph(struct task_struct *tsk) +{ + set_bit(TSK_TRACE_FL_GRAPH_BIT, &tsk->trace); +} + +static inline void clear_tsk_trace_graph(struct task_struct *tsk) +{ + clear_bit(TSK_TRACE_FL_GRAPH_BIT, &tsk->trace); +} + +static inline int test_tsk_trace_graph(struct task_struct *tsk) +{ + return tsk->trace & TSK_TRACE_FL_GRAPH; +} +#endif /* CONFIG_TRACING */ #endif /* _LINUX_FTRACE_H */ diff --git a/include/linux/ftrace_irq.h b/include/linux/ftrace_irq.h new file mode 100644 index 00000000000..366a054d0b0 --- /dev/null +++ b/include/linux/ftrace_irq.h @@ -0,0 +1,13 @@ +#ifndef _LINUX_FTRACE_IRQ_H +#define _LINUX_FTRACE_IRQ_H + + +#if defined(CONFIG_DYNAMIC_FTRACE) || defined(CONFIG_FUNCTION_GRAPH_TRACER) +extern void ftrace_nmi_enter(void); +extern void ftrace_nmi_exit(void); +#else +static inline void ftrace_nmi_enter(void) { } +static inline void ftrace_nmi_exit(void) { } +#endif + +#endif /* _LINUX_FTRACE_IRQ_H */ diff --git a/include/linux/futex.h b/include/linux/futex.h index 586ab56a3ec..8f627b9ae2b 100644 --- a/include/linux/futex.h +++ b/include/linux/futex.h @@ -164,6 +164,8 @@ union futex_key { } both; }; +#define FUTEX_KEY_INIT (union futex_key) { .both = { .ptr = NULL } } + #ifdef CONFIG_FUTEX extern void exit_robust_list(struct task_struct *curr); extern void exit_pi_state_list(struct task_struct *curr); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index e439e6aed83..3df7742ce24 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -522,7 +522,9 @@ extern char *disk_name (struct gendisk *hd, int partno, char *buf); extern int disk_expand_part_tbl(struct gendisk *disk, int target); extern int rescan_partitions(struct gendisk *disk, struct block_device *bdev); -extern int __must_check add_partition(struct gendisk *, int, sector_t, sector_t, int); +extern struct hd_struct * __must_check add_partition(struct gendisk *disk, + int partno, sector_t start, + sector_t len, int flags); extern void delete_partition(struct gendisk *, int); extern void printk_all_partitions(void); diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 181006cc94a..89a56d79e4c 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -4,6 +4,7 @@ #include <linux/preempt.h> #include <linux/smp_lock.h> #include <linux/lockdep.h> +#include <linux/ftrace_irq.h> #include <asm/hardirq.h> #include <asm/system.h> @@ -161,7 +162,17 @@ extern void irq_enter(void); */ extern void irq_exit(void); -#define nmi_enter() do { lockdep_off(); __irq_enter(); } while (0) -#define nmi_exit() do { __irq_exit(); lockdep_on(); } while (0) +#define nmi_enter() \ + do { \ + ftrace_nmi_enter(); \ + lockdep_off(); \ + __irq_enter(); \ + } while (0) +#define nmi_exit() \ + do { \ + __irq_exit(); \ + lockdep_on(); \ + ftrace_nmi_exit(); \ + } while (0) #endif /* LINUX_HARDIRQ_H */ diff --git a/include/linux/highmem.h b/include/linux/highmem.h index 7dcbc82f3b7..13875ce9112 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -63,12 +63,14 @@ static inline void *kmap_atomic(struct page *page, enum km_type idx) #endif /* CONFIG_HIGHMEM */ /* when CONFIG_HIGHMEM is not set these will be plain clear/copy_page */ +#ifndef clear_user_highpage static inline void clear_user_highpage(struct page *page, unsigned long vaddr) { void *addr = kmap_atomic(page, KM_USER0); clear_user_page(addr, vaddr, page); kunmap_atomic(addr, KM_USER0); } +#endif #ifndef __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE /** diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 07e510a3b00..3eba43878dc 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -46,9 +46,6 @@ enum hrtimer_restart { * hrtimer callback modes: * * HRTIMER_CB_SOFTIRQ: Callback must run in softirq context - * HRTIMER_CB_IRQSAFE: Callback may run in hardirq context - * HRTIMER_CB_IRQSAFE_NO_RESTART: Callback may run in hardirq context and - * does not restart the timer * HRTIMER_CB_IRQSAFE_PERCPU: Callback must run in hardirq context * Special mode for tick emulation and * scheduler timer. Such timers are per @@ -61,8 +58,6 @@ enum hrtimer_restart { */ enum hrtimer_cb_mode { HRTIMER_CB_SOFTIRQ, - HRTIMER_CB_IRQSAFE, - HRTIMER_CB_IRQSAFE_NO_RESTART, HRTIMER_CB_IRQSAFE_PERCPU, HRTIMER_CB_IRQSAFE_UNLOCKED, }; diff --git a/include/linux/ide.h b/include/linux/ide.h index 54525be4b5f..010fb26a157 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -1296,6 +1296,13 @@ extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *o #define ide_pci_register_driver(d) pci_register_driver(d) #endif +static inline int ide_pci_is_in_compatibility_mode(struct pci_dev *dev) +{ + if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE && (dev->class & 5) != 5) + return 1; + return 0; +} + void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int, hw_regs_t *, hw_regs_t **); void ide_setup_pci_noise(struct pci_dev *, const struct ide_port_info *); @@ -1375,6 +1382,7 @@ enum { IDE_HFLAG_IO_32BIT = (1 << 24), /* unmask IRQs */ IDE_HFLAG_UNMASK_IRQS = (1 << 25), + IDE_HFLAG_BROKEN_ALTSTATUS = (1 << 26), /* serialize ports if DMA is possible (for sl82c105) */ IDE_HFLAG_SERIALIZE_DMA = (1 << 27), /* force host out of "simplex" mode */ diff --git a/include/linux/idr.h b/include/linux/idr.h index fa035f96f2a..dd846df8cd3 100644 --- a/include/linux/idr.h +++ b/include/linux/idr.h @@ -52,13 +52,14 @@ struct idr_layer { unsigned long bitmap; /* A zero bit means "space here" */ struct idr_layer *ary[1<<IDR_BITS]; int count; /* When zero, we can release it */ + int layer; /* distance from leaf */ struct rcu_head rcu_head; }; struct idr { struct idr_layer *top; struct idr_layer *id_free; - int layers; + int layers; /* only valid without concurrent changes */ int id_free_cnt; spinlock_t lock; }; diff --git a/include/linux/inotify.h b/include/linux/inotify.h index bd578578a8b..37ea2894b3c 100644 --- a/include/linux/inotify.h +++ b/include/linux/inotify.h @@ -134,6 +134,8 @@ extern void inotify_remove_watch_locked(struct inotify_handle *, struct inotify_watch *); extern void get_inotify_watch(struct inotify_watch *); extern void put_inotify_watch(struct inotify_watch *); +extern int pin_inotify_watch(struct inotify_watch *); +extern void unpin_inotify_watch(struct inotify_watch *); #else @@ -228,6 +230,15 @@ static inline void put_inotify_watch(struct inotify_watch *watch) { } +extern inline int pin_inotify_watch(struct inotify_watch *watch) +{ + return 0; +} + +extern inline void unpin_inotify_watch(struct inotify_watch *watch) +{ +} + #endif /* CONFIG_INOTIFY */ #endif /* __KERNEL __ */ diff --git a/include/linux/input.h b/include/linux/input.h index b86fb5581ce..5341e8251f8 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -238,6 +238,7 @@ struct input_absinfo { #define KEY_KPEQUAL 117 #define KEY_KPPLUSMINUS 118 #define KEY_PAUSE 119 +#define KEY_SCALE 120 /* AL Compiz Scale (Expose) */ #define KEY_KPCOMMA 121 #define KEY_HANGEUL 122 @@ -322,6 +323,7 @@ struct input_absinfo { #define KEY_PAUSECD 201 #define KEY_PROG3 202 #define KEY_PROG4 203 +#define KEY_DASHBOARD 204 /* AL Dashboard */ #define KEY_SUSPEND 205 #define KEY_CLOSE 206 /* AC Close */ #define KEY_PLAY 207 diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index f58a0cf8929..777f89e00b4 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -14,6 +14,8 @@ #include <linux/irqflags.h> #include <linux/smp.h> #include <linux/percpu.h> +#include <linux/irqnr.h> + #include <asm/atomic.h> #include <asm/ptrace.h> #include <asm/system.h> diff --git a/include/linux/irq.h b/include/linux/irq.h index d058c57be02..b5749db3e5a 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -63,7 +63,8 @@ typedef void (*irq_flow_handler_t)(unsigned int irq, #define IRQ_MOVE_PENDING 0x00200000 /* need to re-target IRQ destination */ #define IRQ_NO_BALANCING 0x00400000 /* IRQ is excluded from balancing */ #define IRQ_SPURIOUS_DISABLED 0x00800000 /* IRQ was disabled by the spurious trap */ -#define IRQ_MOVE_PCNTXT 0x01000000 /* IRQ migration from process context */ +#define IRQ_MOVE_PCNTXT 0x01000000 /* IRQ migration from process context */ +#define IRQ_AFFINITY_SET 0x02000000 /* IRQ affinity was set from userspace*/ #ifdef CONFIG_IRQ_PER_CPU # define CHECK_IRQ_PER_CPU(var) ((var) & IRQ_PER_CPU) @@ -128,9 +129,11 @@ struct irq_chip { const char *typename; }; +struct timer_rand_state; +struct irq_2_iommu; /** * struct irq_desc - interrupt descriptor - * + * @irq: interrupt number for this descriptor * @handle_irq: highlevel irq-events handler [if NULL, __do_IRQ()] * @chip: low level interrupt hardware access * @msi_desc: MSI descriptor @@ -149,11 +152,17 @@ struct irq_chip { * @cpu: cpu index useful for balancing * @pending_mask: pending rebalanced interrupts * @dir: /proc/irq/ procfs entry - * @affinity_entry: /proc/irq/smp_affinity procfs entry on SMP * @name: flow handler name for /proc/interrupts output */ struct irq_desc { unsigned int irq; +#ifdef CONFIG_SPARSE_IRQ + struct timer_rand_state *timer_rand_state; + unsigned int *kstat_irqs; +# ifdef CONFIG_INTR_REMAP + struct irq_2_iommu *irq_2_iommu; +# endif +#endif irq_flow_handler_t handle_irq; struct irq_chip *chip; struct msi_desc *msi_desc; @@ -181,14 +190,43 @@ struct irq_desc { const char *name; } ____cacheline_internodealigned_in_smp; +extern void early_irq_init(void); +extern void arch_early_irq_init(void); +extern void arch_init_chip_data(struct irq_desc *desc, int cpu); +extern void arch_init_copy_chip_data(struct irq_desc *old_desc, + struct irq_desc *desc, int cpu); +extern void arch_free_chip_data(struct irq_desc *old_desc, struct irq_desc *desc); +#ifndef CONFIG_SPARSE_IRQ extern struct irq_desc irq_desc[NR_IRQS]; static inline struct irq_desc *irq_to_desc(unsigned int irq) { - return (irq < nr_irqs) ? irq_desc + irq : NULL; + return (irq < NR_IRQS) ? irq_desc + irq : NULL; +} +static inline struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu) +{ + return irq_to_desc(irq); } +#else + +extern struct irq_desc *irq_to_desc(unsigned int irq); +extern struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu); +extern struct irq_desc *move_irq_desc(struct irq_desc *old_desc, int cpu); + +# define for_each_irq_desc(irq, desc) \ + for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; irq++, desc = irq_to_desc(irq)) +# define for_each_irq_desc_reverse(irq, desc) \ + for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; irq--, desc = irq_to_desc(irq)) + +#define kstat_irqs_this_cpu(DESC) \ + ((DESC)->kstat_irqs[smp_processor_id()]) +#define kstat_incr_irqs_this_cpu(irqno, DESC) \ + ((DESC)->kstat_irqs[smp_processor_id()]++) + +#endif + /* * Migration helpers for obsolete names, they will go away: */ @@ -210,7 +248,6 @@ extern int setup_irq(unsigned int irq, struct irqaction *new); #ifdef CONFIG_GENERIC_PENDING_IRQ -void set_pending_irq(unsigned int irq, cpumask_t mask); void move_native_irq(int irq); void move_masked_irq(int irq); @@ -228,10 +265,6 @@ static inline void move_masked_irq(int irq) { } -static inline void set_pending_irq(unsigned int irq, cpumask_t mask) -{ -} - #endif /* CONFIG_GENERIC_PENDING_IRQ */ #else /* CONFIG_SMP */ @@ -385,6 +418,11 @@ extern int set_irq_msi(unsigned int irq, struct msi_desc *entry); #define get_irq_data(irq) (irq_to_desc(irq)->handler_data) #define get_irq_msi(irq) (irq_to_desc(irq)->msi_desc) +#define get_irq_desc_chip(desc) ((desc)->chip) +#define get_irq_desc_chip_data(desc) ((desc)->chip_data) +#define get_irq_desc_data(desc) ((desc)->handler_data) +#define get_irq_desc_msi(desc) ((desc)->msi_desc) + #endif /* CONFIG_GENERIC_HARDIRQS */ #endif /* !CONFIG_S390 */ diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h index 452c280c811..95d2b74641f 100644 --- a/include/linux/irqnr.h +++ b/include/linux/irqnr.h @@ -1,24 +1,38 @@ #ifndef _LINUX_IRQNR_H #define _LINUX_IRQNR_H +/* + * Generic irq_desc iterators: + */ +#ifdef __KERNEL__ + #ifndef CONFIG_GENERIC_HARDIRQS #include <asm/irq.h> # define nr_irqs NR_IRQS # define for_each_irq_desc(irq, desc) \ for (irq = 0; irq < nr_irqs; irq++) + +# define for_each_irq_desc_reverse(irq, desc) \ + for (irq = nr_irqs - 1; irq >= 0; irq--) #else + extern int nr_irqs; +#ifndef CONFIG_SPARSE_IRQ + +struct irq_desc; # define for_each_irq_desc(irq, desc) \ for (irq = 0, desc = irq_desc; irq < nr_irqs; irq++, desc++) - -# define for_each_irq_desc_reverse(irq, desc) \ - for (irq = nr_irqs - 1, desc = irq_desc + (nr_irqs - 1); \ - irq >= 0; irq--, desc--) +# define for_each_irq_desc_reverse(irq, desc) \ + for (irq = nr_irqs - 1, desc = irq_desc + (nr_irqs - 1); \ + irq >= 0; irq--, desc--) +#endif #endif -#define for_each_irq_nr(irq) \ - for (irq = 0; irq < nr_irqs; irq++) +#define for_each_irq_nr(irq) \ + for (irq = 0; irq < nr_irqs; irq++) + +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/kernel.h b/include/linux/kernel.h index fba141d3ca0..269df5a17b3 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -141,6 +141,15 @@ extern int _cond_resched(void); (__x < 0) ? -__x : __x; \ }) +#ifdef CONFIG_PROVE_LOCKING +void might_fault(void); +#else +static inline void might_fault(void) +{ + might_sleep(); +} +#endif + extern struct atomic_notifier_head panic_notifier_list; extern long (*panic_blink)(long time); NORET_TYPE void panic(const char * fmt, ...) @@ -188,6 +197,8 @@ extern unsigned long long memparse(const char *ptr, char **retptr); extern int core_kernel_text(unsigned long addr); extern int __kernel_text_address(unsigned long addr); extern int kernel_text_address(unsigned long addr); +extern int func_ptr_is_kernel_text(void *ptr); + struct pid; extern struct pid *session_of_pgrp(struct pid *pgrp); @@ -318,32 +329,36 @@ static inline char *pack_hex_byte(char *buf, u8 byte) return buf; } -#define pr_emerg(fmt, arg...) \ - printk(KERN_EMERG fmt, ##arg) -#define pr_alert(fmt, arg...) \ - printk(KERN_ALERT fmt, ##arg) -#define pr_crit(fmt, arg...) \ - printk(KERN_CRIT fmt, ##arg) -#define pr_err(fmt, arg...) \ - printk(KERN_ERR fmt, ##arg) -#define pr_warning(fmt, arg...) \ - printk(KERN_WARNING fmt, ##arg) -#define pr_notice(fmt, arg...) \ - printk(KERN_NOTICE fmt, ##arg) -#define pr_info(fmt, arg...) \ - printk(KERN_INFO fmt, ##arg) +#ifndef pr_fmt +#define pr_fmt(fmt) fmt +#endif + +#define pr_emerg(fmt, ...) \ + printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) +#define pr_alert(fmt, ...) \ + printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_crit(fmt, ...) \ + printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_err(fmt, ...) \ + printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) +#define pr_warning(fmt, ...) \ + printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) +#define pr_notice(fmt, ...) \ + printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) +#define pr_info(fmt, ...) \ + printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) /* If you are writing a driver, please use dev_dbg instead */ #if defined(CONFIG_DYNAMIC_PRINTK_DEBUG) #define pr_debug(fmt, ...) do { \ - dynamic_pr_debug(fmt, ##__VA_ARGS__); \ + dynamic_pr_debug(pr_fmt(fmt), ##__VA_ARGS__); \ } while (0) #elif defined(DEBUG) -#define pr_debug(fmt, arg...) \ - printk(KERN_DEBUG fmt, ##arg) +#define pr_debug(fmt, ...) \ + printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) #else -#define pr_debug(fmt, arg...) \ - ({ if (0) printk(KERN_DEBUG fmt, ##arg); 0; }) +#define pr_debug(fmt, ...) \ + ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) #endif /* diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index 4a145caeee0..4ee4b3d2316 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -28,7 +28,9 @@ struct cpu_usage_stat { struct kernel_stat { struct cpu_usage_stat cpustat; - unsigned int irqs[NR_IRQS]; +#ifndef CONFIG_SPARSE_IRQ + unsigned int irqs[NR_IRQS]; +#endif }; DECLARE_PER_CPU(struct kernel_stat, kstat); @@ -39,6 +41,10 @@ DECLARE_PER_CPU(struct kernel_stat, kstat); extern unsigned long long nr_context_switches(void); +#ifndef CONFIG_SPARSE_IRQ +#define kstat_irqs_this_cpu(irq) \ + (kstat_this_cpu.irqs[irq]) + struct irq_desc; static inline void kstat_incr_irqs_this_cpu(unsigned int irq, @@ -46,11 +52,17 @@ static inline void kstat_incr_irqs_this_cpu(unsigned int irq, { kstat_this_cpu.irqs[irq]++; } +#endif + +#ifndef CONFIG_SPARSE_IRQ static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu) { return kstat_cpu(cpu).irqs[irq]; } +#else +extern unsigned int kstat_irqs_cpu(unsigned int irq, int cpu); +#endif /* * Number of interrupts per specific IRQ source, since bootup diff --git a/include/linux/libata.h b/include/linux/libata.h index 59b0f1c807b..ed3f26eb5df 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -375,6 +375,7 @@ enum { ATA_HORKAGE_BRIDGE_OK = (1 << 10), /* no bridge limits */ ATA_HORKAGE_ATAPI_MOD16_DMA = (1 << 11), /* use ATAPI DMA for commands not multiple of 16 bytes */ + ATA_HORKAGE_FIRMWARE_WARN = (1 << 12), /* firwmare update warning */ /* DMA mask for user DMA control: User visible values; DO NOT renumber */ diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 331e5f1c2d8..8956daf64ab 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -73,6 +73,8 @@ struct lock_class_key { struct lockdep_subclass_key subkeys[MAX_LOCKDEP_SUBCLASSES]; }; +#define LOCKSTAT_POINTS 4 + /* * The lock-class itself: */ @@ -119,7 +121,8 @@ struct lock_class { int name_version; #ifdef CONFIG_LOCK_STAT - unsigned long contention_point[4]; + unsigned long contention_point[LOCKSTAT_POINTS]; + unsigned long contending_point[LOCKSTAT_POINTS]; #endif }; @@ -144,6 +147,7 @@ enum bounce_type { struct lock_class_stats { unsigned long contention_point[4]; + unsigned long contending_point[4]; struct lock_time read_waittime; struct lock_time write_waittime; struct lock_time read_holdtime; @@ -165,6 +169,7 @@ struct lockdep_map { const char *name; #ifdef CONFIG_LOCK_STAT int cpu; + unsigned long ip; #endif }; @@ -331,10 +336,11 @@ static inline void lockdep_on(void) # define lock_set_subclass(l, s, i) do { } while (0) # define lockdep_init() do { } while (0) # define lockdep_info() do { } while (0) -# define lockdep_init_map(lock, name, key, sub) do { (void)(key); } while (0) +# define lockdep_init_map(lock, name, key, sub) \ + do { (void)(name); (void)(key); } while (0) # define lockdep_set_class(lock, key) do { (void)(key); } while (0) # define lockdep_set_class_and_name(lock, key, name) \ - do { (void)(key); } while (0) + do { (void)(key); (void)(name); } while (0) #define lockdep_set_class_and_subclass(lock, key, sub) \ do { (void)(key); } while (0) #define lockdep_set_subclass(lock, sub) do { } while (0) @@ -355,7 +361,7 @@ struct lock_class_key { }; #ifdef CONFIG_LOCK_STAT extern void lock_contended(struct lockdep_map *lock, unsigned long ip); -extern void lock_acquired(struct lockdep_map *lock); +extern void lock_acquired(struct lockdep_map *lock, unsigned long ip); #define LOCK_CONTENDED(_lock, try, lock) \ do { \ @@ -363,13 +369,13 @@ do { \ lock_contended(&(_lock)->dep_map, _RET_IP_); \ lock(_lock); \ } \ - lock_acquired(&(_lock)->dep_map); \ + lock_acquired(&(_lock)->dep_map, _RET_IP_); \ } while (0) #else /* CONFIG_LOCK_STAT */ #define lock_contended(lockdep_map, ip) do {} while (0) -#define lock_acquired(lockdep_map) do {} while (0) +#define lock_acquired(lockdep_map, ip) do {} while (0) #define LOCK_CONTENDED(_lock, try, lock) \ lock(_lock) @@ -480,4 +486,22 @@ static inline void print_irqtrace_events(struct task_struct *curr) # define lock_map_release(l) do { } while (0) #endif +#ifdef CONFIG_PROVE_LOCKING +# define might_lock(lock) \ +do { \ + typecheck(struct lockdep_map *, &(lock)->dep_map); \ + lock_acquire(&(lock)->dep_map, 0, 0, 0, 2, NULL, _THIS_IP_); \ + lock_release(&(lock)->dep_map, 0, _THIS_IP_); \ +} while (0) +# define might_lock_read(lock) \ +do { \ + typecheck(struct lockdep_map *, &(lock)->dep_map); \ + lock_acquire(&(lock)->dep_map, 0, 0, 1, 2, NULL, _THIS_IP_); \ + lock_release(&(lock)->dep_map, 0, _THIS_IP_); \ +} while (0) +#else +# define might_lock(lock) do { } while (0) +# define might_lock_read(lock) do { } while (0) +#endif + #endif /* __LINUX_LOCKDEP_H */ diff --git a/include/linux/marker.h b/include/linux/marker.h index 889196c7fbb..b85e74ca782 100644 --- a/include/linux/marker.h +++ b/include/linux/marker.h @@ -12,6 +12,7 @@ * See the file COPYING for more details. */ +#include <stdarg.h> #include <linux/types.h> struct module; @@ -48,10 +49,28 @@ struct marker { void (*call)(const struct marker *mdata, void *call_private, ...); struct marker_probe_closure single; struct marker_probe_closure *multi; + const char *tp_name; /* Optional tracepoint name */ + void *tp_cb; /* Optional tracepoint callback */ } __attribute__((aligned(8))); #ifdef CONFIG_MARKERS +#define _DEFINE_MARKER(name, tp_name_str, tp_cb, format) \ + static const char __mstrtab_##name[] \ + __attribute__((section("__markers_strings"))) \ + = #name "\0" format; \ + static struct marker __mark_##name \ + __attribute__((section("__markers"), aligned(8))) = \ + { __mstrtab_##name, &__mstrtab_##name[sizeof(#name)], \ + 0, 0, marker_probe_cb, { __mark_empty_function, NULL},\ + NULL, tp_name_str, tp_cb } + +#define DEFINE_MARKER(name, format) \ + _DEFINE_MARKER(name, NULL, NULL, format) + +#define DEFINE_MARKER_TP(name, tp_name, tp_cb, format) \ + _DEFINE_MARKER(name, #tp_name, tp_cb, format) + /* * Note : the empty asm volatile with read constraint is used here instead of a * "used" attribute to fix a gcc 4.1.x bug. @@ -65,14 +84,7 @@ struct marker { */ #define __trace_mark(generic, name, call_private, format, args...) \ do { \ - static const char __mstrtab_##name[] \ - __attribute__((section("__markers_strings"))) \ - = #name "\0" format; \ - static struct marker __mark_##name \ - __attribute__((section("__markers"), aligned(8))) = \ - { __mstrtab_##name, &__mstrtab_##name[sizeof(#name)], \ - 0, 0, marker_probe_cb, \ - { __mark_empty_function, NULL}, NULL }; \ + DEFINE_MARKER(name, format); \ __mark_check_format(format, ## args); \ if (unlikely(__mark_##name.state)) { \ (*__mark_##name.call) \ @@ -80,14 +92,39 @@ struct marker { } \ } while (0) +#define __trace_mark_tp(name, call_private, tp_name, tp_cb, format, args...) \ + do { \ + void __check_tp_type(void) \ + { \ + register_trace_##tp_name(tp_cb); \ + } \ + DEFINE_MARKER_TP(name, tp_name, tp_cb, format); \ + __mark_check_format(format, ## args); \ + (*__mark_##name.call)(&__mark_##name, call_private, \ + ## args); \ + } while (0) + extern void marker_update_probe_range(struct marker *begin, struct marker *end); + +#define GET_MARKER(name) (__mark_##name) + #else /* !CONFIG_MARKERS */ +#define DEFINE_MARKER(name, tp_name, tp_cb, format) #define __trace_mark(generic, name, call_private, format, args...) \ __mark_check_format(format, ## args) +#define __trace_mark_tp(name, call_private, tp_name, tp_cb, format, args...) \ + do { \ + void __check_tp_type(void) \ + { \ + register_trace_##tp_name(tp_cb); \ + } \ + __mark_check_format(format, ## args); \ + } while (0) static inline void marker_update_probe_range(struct marker *begin, struct marker *end) { } +#define GET_MARKER(name) #endif /* CONFIG_MARKERS */ /** @@ -117,6 +154,20 @@ static inline void marker_update_probe_range(struct marker *begin, __trace_mark(1, name, NULL, format, ## args) /** + * trace_mark_tp - Marker in a tracepoint callback + * @name: marker name, not quoted. + * @tp_name: tracepoint name, not quoted. + * @tp_cb: tracepoint callback. Should have an associated global symbol so it + * is not optimized away by the compiler (should not be static). + * @format: format string + * @args...: variable argument list + * + * Places a marker in a tracepoint callback. + */ +#define trace_mark_tp(name, tp_name, tp_cb, format, args...) \ + __trace_mark_tp(name, NULL, tp_name, tp_cb, format, ## args) + +/** * MARK_NOARGS - Format string for a marker with no argument. */ #define MARK_NOARGS " " @@ -136,8 +187,6 @@ extern marker_probe_func __mark_empty_function; extern void marker_probe_cb(const struct marker *mdata, void *call_private, ...); -extern void marker_probe_cb_noarg(const struct marker *mdata, - void *call_private, ...); /* * Connect a probe to a marker. @@ -162,8 +211,10 @@ extern void *marker_get_private_data(const char *name, marker_probe_func *probe, /* * marker_synchronize_unregister must be called between the last marker probe - * unregistration and the end of module exit to make sure there is no caller - * executing a probe when it is freed. + * unregistration and the first one of + * - the end of module exit function + * - the free of any resource used by the probes + * to ensure the code and data are valid for any possibly running probes. */ #define marker_synchronize_unregister() synchronize_sched() diff --git a/include/linux/memory.h b/include/linux/memory.h index 2f5f8a5ef2a..36c82c9e6ea 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -91,7 +91,7 @@ extern int memory_notify(unsigned long val, void *v); #ifdef CONFIG_MEMORY_HOTPLUG #define hotplug_memory_notifier(fn, pri) { \ - static struct notifier_block fn##_mem_nb = \ + static __meminitdata struct notifier_block fn##_mem_nb =\ { .notifier_call = fn, .priority = pri }; \ register_memory_notifier(&fn##_mem_nb); \ } diff --git a/include/linux/mfd/wm8350/rtc.h b/include/linux/mfd/wm8350/rtc.h index dfda69e9f44..24add2bef6c 100644 --- a/include/linux/mfd/wm8350/rtc.h +++ b/include/linux/mfd/wm8350/rtc.h @@ -261,6 +261,8 @@ struct wm8350_rtc { struct platform_device *pdev; + struct rtc_device *rtc; + int alarm_enabled; /* used over suspend/resume */ }; #endif diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index bd9977b8949..371086fd946 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -179,6 +179,7 @@ struct mlx4_caps { int num_ports; int vl_cap[MLX4_MAX_PORTS + 1]; int ib_mtu_cap[MLX4_MAX_PORTS + 1]; + __be32 ib_port_def_cap[MLX4_MAX_PORTS + 1]; u64 def_mac[MLX4_MAX_PORTS + 1]; int eth_mtu_cap[MLX4_MAX_PORTS + 1]; int gid_table_len[MLX4_MAX_PORTS + 1]; diff --git a/include/linux/msi.h b/include/linux/msi.h index 8f293922720..d2b8a1e8ca1 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -10,8 +10,11 @@ struct msi_msg { }; /* Helper functions */ +struct irq_desc; extern void mask_msi_irq(unsigned int irq); extern void unmask_msi_irq(unsigned int irq); +extern void read_msi_msg_desc(struct irq_desc *desc, struct msi_msg *msg); +extern void write_msi_msg_desc(struct irq_desc *desc, struct msi_msg *msg); extern void read_msi_msg(unsigned int irq, struct msi_msg *msg); extern void write_msi_msg(unsigned int irq, struct msi_msg *msg); diff --git a/include/linux/mutex.h b/include/linux/mutex.h index bc6da10ceee..7a0e5c4f807 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -144,6 +144,8 @@ extern int __must_check mutex_lock_killable(struct mutex *lock); /* * NOTE: mutex_trylock() follows the spin_trylock() convention, * not the down_trylock() convention! + * + * Returns 1 if the mutex has been acquired successfully, and 0 on contention. */ extern int mutex_trylock(struct mutex *lock); extern void mutex_unlock(struct mutex *lock); diff --git a/include/linux/net.h b/include/linux/net.h index 6dc14a24004..4515efae4c3 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -40,7 +40,7 @@ #define SYS_GETSOCKOPT 15 /* sys_getsockopt(2) */ #define SYS_SENDMSG 16 /* sys_sendmsg(2) */ #define SYS_RECVMSG 17 /* sys_recvmsg(2) */ -#define SYS_PACCEPT 18 /* sys_paccept(2) */ +#define SYS_ACCEPT4 18 /* sys_accept4(2) */ typedef enum { SS_FREE = 0, /* not allocated */ @@ -100,7 +100,7 @@ enum sock_type { * remaining bits are used as flags. */ #define SOCK_TYPE_MASK 0xf -/* Flags for socket, socketpair, paccept */ +/* Flags for socket, socketpair, accept4 */ #define SOCK_CLOEXEC O_CLOEXEC #ifndef SOCK_NONBLOCK #define SOCK_NONBLOCK O_NONBLOCK @@ -223,8 +223,6 @@ extern int sock_map_fd(struct socket *sock, int flags); extern struct socket *sockfd_lookup(int fd, int *err); #define sockfd_put(sock) fput(sock->file) extern int net_ratelimit(void); -extern long do_accept(int fd, struct sockaddr __user *upeer_sockaddr, - int __user *upeer_addrlen, int flags); #define net_random() random32() #define net_srandom(seed) srandom32((__force u32)seed) diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index be41b609c88..e52ce475d19 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -251,7 +251,7 @@ struct xt_target_param { */ struct xt_tgchk_param { const char *table; - void *entryinfo; + const void *entryinfo; const struct xt_target *target; void *targinfo; unsigned int hook_mask; diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h index f546ad6fc02..1e6d34bfa09 100644 --- a/include/linux/page_cgroup.h +++ b/include/linux/page_cgroup.h @@ -17,7 +17,7 @@ struct page_cgroup { struct list_head lru; /* per cgroup LRU list */ }; -void __init pgdat_page_cgroup_init(struct pglist_data *pgdat); +void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat); void __init page_cgroup_init(void); struct page_cgroup *lookup_page_cgroup(struct page *page); @@ -91,7 +91,7 @@ static inline void unlock_page_cgroup(struct page_cgroup *pc) #else /* CONFIG_CGROUP_MEM_RES_CTLR */ struct page_cgroup; -static inline void pgdat_page_cgroup_init(struct pglist_data *pgdat) +static inline void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat) { } diff --git a/include/linux/pid.h b/include/linux/pid.h index d7e98ff8021..bb206c56d1f 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -147,9 +147,9 @@ pid_t pid_vnr(struct pid *pid); #define do_each_pid_task(pid, type, task) \ do { \ struct hlist_node *pos___; \ - if (pid != NULL) \ + if ((pid) != NULL) \ hlist_for_each_entry_rcu((task), pos___, \ - &pid->tasks[type], pids[type].node) { + &(pid)->tasks[type], pids[type].node) { /* * Both old and new leaders may be attached to diff --git a/include/linux/random.h b/include/linux/random.h index 36f125c0c60..adbf3bd3c6b 100644 --- a/include/linux/random.h +++ b/include/linux/random.h @@ -8,6 +8,7 @@ #define _LINUX_RANDOM_H #include <linux/ioctl.h> +#include <linux/irqnr.h> /* ioctl()'s for the random number generator */ @@ -44,6 +45,56 @@ struct rand_pool_info { extern void rand_initialize_irq(int irq); +struct timer_rand_state; +#ifndef CONFIG_SPARSE_IRQ + +extern struct timer_rand_state *irq_timer_state[]; + +static inline struct timer_rand_state *get_timer_rand_state(unsigned int irq) +{ + if (irq >= nr_irqs) + return NULL; + + return irq_timer_state[irq]; +} + +static inline void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state) +{ + if (irq >= nr_irqs) + return; + + irq_timer_state[irq] = state; +} + +#else + +#include <linux/irq.h> +static inline struct timer_rand_state *get_timer_rand_state(unsigned int irq) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + + if (!desc) + return NULL; + + return desc->timer_rand_state; +} + +static inline void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + + if (!desc) + return; + + desc->timer_rand_state = state; +} +#endif + + extern void add_input_randomness(unsigned int type, unsigned int code, unsigned int value); extern void add_interrupt_randomness(int irq); diff --git a/include/linux/ratelimit.h b/include/linux/ratelimit.h index 18a5b9ba9d4..00044b85645 100644 --- a/include/linux/ratelimit.h +++ b/include/linux/ratelimit.h @@ -17,11 +17,4 @@ struct ratelimit_state { struct ratelimit_state name = {interval, burst,} extern int __ratelimit(struct ratelimit_state *rs); - -static inline int ratelimit(void) -{ - static DEFINE_RATELIMIT_STATE(rs, DEFAULT_RATELIMIT_INTERVAL, - DEFAULT_RATELIMIT_BURST); - return __ratelimit(&rs); -} #endif diff --git a/include/linux/rcuclassic.h b/include/linux/rcuclassic.h index 5f89b62e698..301dda829e3 100644 --- a/include/linux/rcuclassic.h +++ b/include/linux/rcuclassic.h @@ -41,7 +41,7 @@ #include <linux/seqlock.h> #ifdef CONFIG_RCU_CPU_STALL_DETECTOR -#define RCU_SECONDS_TILL_STALL_CHECK ( 3 * HZ) /* for rcp->jiffies_stall */ +#define RCU_SECONDS_TILL_STALL_CHECK (10 * HZ) /* for rcp->jiffies_stall */ #define RCU_SECONDS_TILL_STALL_RECHECK (30 * HZ) /* for rcp->jiffies_stall */ #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 86f1f5e43e3..895dc9c1088 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -142,6 +142,7 @@ struct rcu_head { * on the write-side to insure proper synchronization. */ #define rcu_read_lock_sched() preempt_disable() +#define rcu_read_lock_sched_notrace() preempt_disable_notrace() /* * rcu_read_unlock_sched - marks the end of a RCU-classic critical section @@ -149,6 +150,7 @@ struct rcu_head { * See rcu_read_lock_sched for more information. */ #define rcu_read_unlock_sched() preempt_enable() +#define rcu_read_unlock_sched_notrace() preempt_enable_notrace() diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index 536b0ca46a0..d363467c8f1 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -28,17 +28,19 @@ struct ring_buffer_event { * size = 8 bytes * * @RINGBUF_TYPE_TIME_STAMP: Sync time stamp with external clock - * array[0] = tv_nsec - * array[1] = tv_sec + * array[0] = tv_nsec + * array[1..2] = tv_sec * size = 16 bytes * * @RINGBUF_TYPE_DATA: Data record * If len is zero: * array[0] holds the actual length - * array[1..(length+3)/4-1] holds data + * array[1..(length+3)/4] holds data + * size = 4 + 4 + length (bytes) * else * length = len << 2 - * array[0..(length+3)/4] holds data + * array[0..(length+3)/4-1] holds data + * size = 4 + length (bytes) */ enum ring_buffer_type { RINGBUF_TYPE_PADDING, @@ -120,6 +122,15 @@ unsigned long ring_buffer_overruns(struct ring_buffer *buffer); 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); + +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); + enum ring_buffer_flags { RB_FL_OVERWRITE = 1 << 0, }; diff --git a/include/linux/sched.h b/include/linux/sched.h index 295b7c756ca..4240f6bfa81 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -96,6 +96,7 @@ struct exec_domain; struct futex_pi_state; struct robust_list_head; struct bio; +struct bts_tracer; /* * List of flags we want to share for kernel threads, @@ -247,8 +248,9 @@ extern void init_idle(struct task_struct *idle, int cpu); extern void init_idle_bootup_task(struct task_struct *idle); extern int runqueue_is_locked(void); +extern void task_rq_unlock_wait(struct task_struct *p); -extern cpumask_t nohz_cpu_mask; +extern cpumask_var_t nohz_cpu_mask; #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ) extern int select_nohz_load_balancer(int cpu); #else @@ -258,8 +260,6 @@ static inline int select_nohz_load_balancer(int cpu) } #endif -extern unsigned long rt_needs_cpu(int cpu); - /* * Only dump TASK_* tasks. (0 for all tasks) */ @@ -629,6 +629,10 @@ struct user_struct { atomic_t inotify_watches; /* How many inotify watches does this user have? */ atomic_t inotify_devs; /* How many inotify devs does this user have opened? */ #endif +#ifdef CONFIG_EPOLL + atomic_t epoll_devs; /* The number of epoll descriptors currently open */ + atomic_t epoll_watches; /* The number of file descriptors currently watched */ +#endif #ifdef CONFIG_POSIX_MQUEUE /* protected by mq_lock */ unsigned long mq_bytes; /* How many bytes can be allocated to mqueue? */ @@ -772,7 +776,6 @@ enum cpu_idle_type { struct sched_group { struct sched_group *next; /* Must be a circular list */ - cpumask_t cpumask; /* * CPU power of this group, SCHED_LOAD_SCALE being max power for a @@ -785,8 +788,15 @@ struct sched_group { * (see include/linux/reciprocal_div.h) */ u32 reciprocal_cpu_power; + + unsigned long cpumask[]; }; +static inline struct cpumask *sched_group_cpus(struct sched_group *sg) +{ + return to_cpumask(sg->cpumask); +} + enum sched_domain_level { SD_LV_NONE = 0, SD_LV_SIBLING, @@ -810,7 +820,6 @@ struct sched_domain { struct sched_domain *parent; /* top domain must be null terminated */ struct sched_domain *child; /* bottom domain must be null terminated */ struct sched_group *groups; /* the balancing groups of the domain */ - cpumask_t span; /* span of all CPUs in this domain */ unsigned long min_interval; /* Minimum balance interval ms */ unsigned long max_interval; /* Maximum balance interval ms */ unsigned int busy_factor; /* less balancing by factor if busy */ @@ -865,9 +874,17 @@ struct sched_domain { #ifdef CONFIG_SCHED_DEBUG char *name; #endif + + /* span of all CPUs in this domain */ + unsigned long span[]; }; -extern void partition_sched_domains(int ndoms_new, cpumask_t *doms_new, +static inline struct cpumask *sched_domain_span(struct sched_domain *sd) +{ + return to_cpumask(sd->span); +} + +extern void partition_sched_domains(int ndoms_new, struct cpumask *doms_new, struct sched_domain_attr *dattr_new); extern int arch_reinit_sched_domains(void); @@ -876,7 +893,7 @@ extern int arch_reinit_sched_domains(void); struct sched_domain_attr; static inline void -partition_sched_domains(int ndoms_new, cpumask_t *doms_new, +partition_sched_domains(int ndoms_new, struct cpumask *doms_new, struct sched_domain_attr *dattr_new) { } @@ -958,7 +975,7 @@ struct sched_class { void (*task_wake_up) (struct rq *this_rq, struct task_struct *task); void (*set_cpus_allowed)(struct task_struct *p, - const cpumask_t *newmask); + const struct cpumask *newmask); void (*rq_online)(struct rq *rq); void (*rq_offline)(struct rq *rq); @@ -1160,6 +1177,18 @@ struct task_struct { struct list_head ptraced; struct list_head ptrace_entry; +#ifdef CONFIG_X86_PTRACE_BTS + /* + * This is the tracer handle for the ptrace BTS extension. + * This field actually belongs to the ptracer task. + */ + struct bts_tracer *bts; + /* + * The buffer to hold the BTS data. + */ + void *bts_buffer; +#endif /* CONFIG_X86_PTRACE_BTS */ + /* PID/PID hash table linkage. */ struct pid_link pids[PIDTYPE_MAX]; struct list_head thread_group; @@ -1351,6 +1380,23 @@ struct task_struct { unsigned long default_timer_slack_ns; struct list_head *scm_work_list; +#ifdef CONFIG_FUNCTION_GRAPH_TRACER + /* Index of current stored adress in ret_stack */ + int curr_ret_stack; + /* Stack of return addresses for return function tracing */ + struct ftrace_ret_stack *ret_stack; + /* + * Number of functions that haven't been traced + * because of depth overrun. + */ + atomic_t trace_overrun; + /* Pause for the tracing */ + atomic_t tracing_graph_pause; +#endif +#ifdef CONFIG_TRACING + /* state flags for use by tracers */ + unsigned long trace; +#endif }; /* @@ -1589,12 +1635,12 @@ extern cputime_t task_gtime(struct task_struct *p); #ifdef CONFIG_SMP extern int set_cpus_allowed_ptr(struct task_struct *p, - const cpumask_t *new_mask); + const struct cpumask *new_mask); #else static inline int set_cpus_allowed_ptr(struct task_struct *p, - const cpumask_t *new_mask) + const struct cpumask *new_mask) { - if (!cpu_isset(0, *new_mask)) + if (!cpumask_test_cpu(0, new_mask)) return -EINVAL; return 0; } @@ -2207,8 +2253,8 @@ __trace_special(void *__tr, void *__data, } #endif -extern long sched_setaffinity(pid_t pid, const cpumask_t *new_mask); -extern long sched_getaffinity(pid_t pid, cpumask_t *mask); +extern long sched_setaffinity(pid_t pid, const struct cpumask *new_mask); +extern long sched_getaffinity(pid_t pid, struct cpumask *mask); extern int sched_mc_power_savings, sched_smt_power_savings; @@ -2219,6 +2265,7 @@ extern void normalize_rt_tasks(void); extern struct task_group init_task_group; #ifdef CONFIG_USER_SCHED extern struct task_group root_task_group; +extern void set_tg_uid(struct user_struct *user); #endif extern struct task_group *sched_create_group(struct task_group *parent); diff --git a/include/linux/security.h b/include/linux/security.h index c13f1cec9ab..e3d4ecda267 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -1818,17 +1818,21 @@ static inline int security_settime(struct timespec *ts, struct timezone *tz) static inline int security_vm_enough_memory(long pages) { + WARN_ON(current->mm == NULL); return cap_vm_enough_memory(current->mm, pages); } -static inline int security_vm_enough_memory_kern(long pages) +static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) { - return cap_vm_enough_memory(current->mm, pages); + WARN_ON(mm == NULL); + return cap_vm_enough_memory(mm, pages); } -static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages) +static inline int security_vm_enough_memory_kern(long pages) { - return cap_vm_enough_memory(mm, pages); + /* If current->mm is a kernel thread then we will pass NULL, + for this specific case that is fine */ + return cap_vm_enough_memory(current->mm, pages); } static inline int security_bprm_alloc(struct linux_binprm *bprm) diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index dc50bcc282a..b3dfa72f13b 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -34,6 +34,7 @@ struct seq_operations { #define SEQ_SKIP 1 +char *mangle_path(char *s, char *p, char *esc); int seq_open(struct file *, const struct seq_operations *); ssize_t seq_read(struct file *, char __user *, size_t, loff_t *); loff_t seq_lseek(struct file *, loff_t, int); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index e27f216361f..4e4f1277f3b 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -155,6 +155,9 @@ #define PORT_SC26XX 82 +/* SH-SCI */ +#define PORT_SCIFA 83 + #ifdef __KERNEL__ #include <linux/compiler.h> diff --git a/include/linux/slab.h b/include/linux/slab.h index ba965c84ae0..000da12b5cf 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -23,6 +23,34 @@ #define SLAB_CACHE_DMA 0x00004000UL /* Use GFP_DMA memory */ #define SLAB_STORE_USER 0x00010000UL /* DEBUG: Store the last owner for bug hunting */ #define SLAB_PANIC 0x00040000UL /* Panic if kmem_cache_create() fails */ +/* + * SLAB_DESTROY_BY_RCU - **WARNING** READ THIS! + * + * This delays freeing the SLAB page by a grace period, it does _NOT_ + * delay object freeing. This means that if you do kmem_cache_free() + * that memory location is free to be reused at any time. Thus it may + * be possible to see another object there in the same RCU grace period. + * + * This feature only ensures the memory location backing the object + * stays valid, the trick to using this is relying on an independent + * object validation pass. Something like: + * + * rcu_read_lock() + * again: + * obj = lockless_lookup(key); + * if (obj) { + * if (!try_get_ref(obj)) // might fail for free objects + * goto again; + * + * if (obj->key != key) { // not the object we expected + * put_ref(obj); + * goto again; + * } + * } + * rcu_read_unlock(); + * + * See also the comment on struct slab_rcu in mm/slab.c. + */ #define SLAB_DESTROY_BY_RCU 0x00080000UL /* Defer freeing slabs to RCU */ #define SLAB_MEM_SPREAD 0x00100000UL /* Spread some memory over cpuset */ #define SLAB_TRACE 0x00200000UL /* Trace allocations and frees */ diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h index e530026eedf..17d9b58f637 100644 --- a/include/linux/ssb/ssb.h +++ b/include/linux/ssb/ssb.h @@ -427,12 +427,16 @@ static inline int ssb_dma_mapping_error(struct ssb_device *dev, dma_addr_t addr) { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST return pci_dma_mapping_error(dev->bus->host_pci, addr); +#endif + break; case SSB_BUSTYPE_SSB: return dma_mapping_error(dev->dev, addr); default: - __ssb_dma_not_implemented(dev); + break; } + __ssb_dma_not_implemented(dev); return -ENOSYS; } @@ -441,12 +445,16 @@ static inline dma_addr_t ssb_dma_map_single(struct ssb_device *dev, void *p, { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST return pci_map_single(dev->bus->host_pci, p, size, dir); +#endif + break; case SSB_BUSTYPE_SSB: return dma_map_single(dev->dev, p, size, dir); default: - __ssb_dma_not_implemented(dev); + break; } + __ssb_dma_not_implemented(dev); return 0; } @@ -455,14 +463,18 @@ static inline void ssb_dma_unmap_single(struct ssb_device *dev, dma_addr_t dma_a { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST pci_unmap_single(dev->bus->host_pci, dma_addr, size, dir); return; +#endif + break; case SSB_BUSTYPE_SSB: dma_unmap_single(dev->dev, dma_addr, size, dir); return; default: - __ssb_dma_not_implemented(dev); + break; } + __ssb_dma_not_implemented(dev); } static inline void ssb_dma_sync_single_for_cpu(struct ssb_device *dev, @@ -472,15 +484,19 @@ static inline void ssb_dma_sync_single_for_cpu(struct ssb_device *dev, { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, size, dir); return; +#endif + break; case SSB_BUSTYPE_SSB: dma_sync_single_for_cpu(dev->dev, dma_addr, size, dir); return; default: - __ssb_dma_not_implemented(dev); + break; } + __ssb_dma_not_implemented(dev); } static inline void ssb_dma_sync_single_for_device(struct ssb_device *dev, @@ -490,15 +506,19 @@ static inline void ssb_dma_sync_single_for_device(struct ssb_device *dev, { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, size, dir); return; +#endif + break; case SSB_BUSTYPE_SSB: dma_sync_single_for_device(dev->dev, dma_addr, size, dir); return; default: - __ssb_dma_not_implemented(dev); + break; } + __ssb_dma_not_implemented(dev); } static inline void ssb_dma_sync_single_range_for_cpu(struct ssb_device *dev, @@ -509,17 +529,21 @@ static inline void ssb_dma_sync_single_range_for_cpu(struct ssb_device *dev, { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST /* Just sync everything. That's all the PCI API can do. */ pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, offset + size, dir); return; +#endif + break; case SSB_BUSTYPE_SSB: dma_sync_single_range_for_cpu(dev->dev, dma_addr, offset, size, dir); return; default: - __ssb_dma_not_implemented(dev); + break; } + __ssb_dma_not_implemented(dev); } static inline void ssb_dma_sync_single_range_for_device(struct ssb_device *dev, @@ -530,17 +554,21 @@ static inline void ssb_dma_sync_single_range_for_device(struct ssb_device *dev, { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST /* Just sync everything. That's all the PCI API can do. */ pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, offset + size, dir); return; +#endif + break; case SSB_BUSTYPE_SSB: dma_sync_single_range_for_device(dev->dev, dma_addr, offset, size, dir); return; default: - __ssb_dma_not_implemented(dev); + break; } + __ssb_dma_not_implemented(dev); } diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h index b106fd8e0d5..1a8cecc4f38 100644 --- a/include/linux/stacktrace.h +++ b/include/linux/stacktrace.h @@ -15,9 +15,17 @@ extern void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace); extern void print_stack_trace(struct stack_trace *trace, int spaces); + +#ifdef CONFIG_USER_STACKTRACE_SUPPORT +extern void save_stack_trace_user(struct stack_trace *trace); +#else +# define save_stack_trace_user(trace) do { } while (0) +#endif + #else # define save_stack_trace(trace) do { } while (0) # define save_stack_trace_tsk(tsk, trace) do { } while (0) +# define save_stack_trace_user(trace) do { } while (0) # define print_stack_trace(trace, spaces) do { } while (0) #endif diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index d6ff145919c..04fb47bfb92 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -410,8 +410,7 @@ asmlinkage long sys_getsockopt(int fd, int level, int optname, asmlinkage long sys_bind(int, struct sockaddr __user *, int); asmlinkage long sys_connect(int, struct sockaddr __user *, int); asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *); -asmlinkage long sys_paccept(int, struct sockaddr __user *, int __user *, - const __user sigset_t *, size_t, int); +asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int); asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); asmlinkage long sys_send(int, void __user *, size_t, unsigned); diff --git a/include/linux/telephony.h b/include/linux/telephony.h index 5b2b6261f19..f63afe330ad 100644 --- a/include/linux/telephony.h +++ b/include/linux/telephony.h @@ -14,7 +14,7 @@ * Authors: Ed Okerson, <eokerson@quicknet.net> * Greg Herlein, <gherlein@quicknet.net> * - * Contributors: Alan Cox, <alan@redhat.com> + * Contributors: Alan Cox, <alan@lxorguk.ukuu.org.uk> * David W. Erhart, <derhart@quicknet.net> * * IN NO EVENT SHALL QUICKNET TECHNOLOGIES, INC. BE LIABLE TO ANY PARTY FOR diff --git a/include/linux/topology.h b/include/linux/topology.h index 117f1b7405c..0c5b5ac36d8 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -49,7 +49,7 @@ for_each_online_node(node) \ if (nr_cpus_node(node)) -void arch_update_cpu_topology(void); +int arch_update_cpu_topology(void); /* Conform to ACPI 2.0 SLIT distance definitions */ #define LOCAL_DISTANCE 10 diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index c5bb39c7a77..75700545836 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -24,8 +24,12 @@ struct tracepoint { const char *name; /* Tracepoint name */ int state; /* State. */ void **funcs; -} __attribute__((aligned(8))); - +} __attribute__((aligned(32))); /* + * Aligned on 32 bytes because it is + * globally visible and gcc happily + * align these on the structure size. + * Keep in sync with vmlinux.lds.h. + */ #define TPPROTO(args...) args #define TPARGS(args...) args @@ -40,14 +44,14 @@ struct tracepoint { do { \ void **it_func; \ \ - rcu_read_lock_sched(); \ + rcu_read_lock_sched_notrace(); \ it_func = rcu_dereference((tp)->funcs); \ if (it_func) { \ do { \ ((void(*)(proto))(*it_func))(args); \ } while (*(++it_func)); \ } \ - rcu_read_unlock_sched(); \ + rcu_read_unlock_sched_notrace(); \ } while (0) /* @@ -55,35 +59,40 @@ struct tracepoint { * not add unwanted padding between the beginning of the section and the * structure. Force alignment to the same alignment as the section start. */ -#define DEFINE_TRACE(name, proto, args) \ +#define DECLARE_TRACE(name, proto, args) \ + extern struct tracepoint __tracepoint_##name; \ static inline void trace_##name(proto) \ { \ - static const char __tpstrtab_##name[] \ - __attribute__((section("__tracepoints_strings"))) \ - = #name ":" #proto; \ - static struct tracepoint __tracepoint_##name \ - __attribute__((section("__tracepoints"), aligned(8))) = \ - { __tpstrtab_##name, 0, NULL }; \ if (unlikely(__tracepoint_##name.state)) \ __DO_TRACE(&__tracepoint_##name, \ TPPROTO(proto), TPARGS(args)); \ } \ static inline int register_trace_##name(void (*probe)(proto)) \ { \ - return tracepoint_probe_register(#name ":" #proto, \ - (void *)probe); \ + return tracepoint_probe_register(#name, (void *)probe); \ } \ - static inline void unregister_trace_##name(void (*probe)(proto))\ + static inline int unregister_trace_##name(void (*probe)(proto)) \ { \ - tracepoint_probe_unregister(#name ":" #proto, \ - (void *)probe); \ + return tracepoint_probe_unregister(#name, (void *)probe);\ } +#define DEFINE_TRACE(name) \ + static const char __tpstrtab_##name[] \ + __attribute__((section("__tracepoints_strings"))) = #name; \ + struct tracepoint __tracepoint_##name \ + __attribute__((section("__tracepoints"), aligned(32))) = \ + { __tpstrtab_##name, 0, NULL } + +#define EXPORT_TRACEPOINT_SYMBOL_GPL(name) \ + EXPORT_SYMBOL_GPL(__tracepoint_##name) +#define EXPORT_TRACEPOINT_SYMBOL(name) \ + EXPORT_SYMBOL(__tracepoint_##name) + extern void tracepoint_update_probe_range(struct tracepoint *begin, struct tracepoint *end); #else /* !CONFIG_TRACEPOINTS */ -#define DEFINE_TRACE(name, proto, args) \ +#define DECLARE_TRACE(name, proto, args) \ static inline void _do_trace_##name(struct tracepoint *tp, proto) \ { } \ static inline void trace_##name(proto) \ @@ -92,8 +101,14 @@ extern void tracepoint_update_probe_range(struct tracepoint *begin, { \ return -ENOSYS; \ } \ - static inline void unregister_trace_##name(void (*probe)(proto))\ - { } + static inline int unregister_trace_##name(void (*probe)(proto)) \ + { \ + return -ENOSYS; \ + } + +#define DEFINE_TRACE(name) +#define EXPORT_TRACEPOINT_SYMBOL_GPL(name) +#define EXPORT_TRACEPOINT_SYMBOL(name) static inline void tracepoint_update_probe_range(struct tracepoint *begin, struct tracepoint *end) @@ -112,6 +127,10 @@ extern int tracepoint_probe_register(const char *name, void *probe); */ extern int tracepoint_probe_unregister(const char *name, void *probe); +extern int tracepoint_probe_register_noupdate(const char *name, void *probe); +extern int tracepoint_probe_unregister_noupdate(const char *name, void *probe); +extern void tracepoint_probe_update_all(void); + struct tracepoint_iter { struct module *module; struct tracepoint *tracepoint; diff --git a/include/linux/tty.h b/include/linux/tty.h index 3b8121d4e36..eaec37c9d83 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -325,7 +325,7 @@ extern struct class *tty_class; * go away */ -extern inline struct tty_struct *tty_kref_get(struct tty_struct *tty) +static inline struct tty_struct *tty_kref_get(struct tty_struct *tty) { if (tty) kref_get(&tty->kref); diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index fec6decfb98..6b58367d145 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -78,7 +78,7 @@ static inline unsigned long __copy_from_user_nocache(void *to, \ set_fs(KERNEL_DS); \ pagefault_disable(); \ - ret = __get_user(retval, (__force typeof(retval) __user *)(addr)); \ + ret = __copy_from_user_inatomic(&(retval), (__force typeof(retval) __user *)(addr), sizeof(retval)); \ pagefault_enable(); \ set_fs(old_fs); \ ret; \ diff --git a/include/linux/usb.h b/include/linux/usb.h index 8fa973bede5..f72aa51f7bc 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -108,6 +108,7 @@ enum usb_interface_condition { * (in probe()), bound to a driver, or unbinding (in disconnect()) * @is_active: flag set when the interface is bound and not suspended. * @sysfs_files_created: sysfs attributes exist + * @unregistering: flag set when the interface is being unregistered * @needs_remote_wakeup: flag set when the driver requires remote-wakeup * capability during autosuspend. * @needs_altsetting0: flag set when a set-interface request for altsetting 0 @@ -163,6 +164,7 @@ struct usb_interface { enum usb_interface_condition condition; /* state of binding */ unsigned is_active:1; /* the interface is not suspended */ unsigned sysfs_files_created:1; /* the sysfs attributes exist */ + unsigned unregistering:1; /* unregistration is in progress */ unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */ unsigned needs_altsetting0:1; /* switch to altsetting 0 is pending */ unsigned needs_binding:1; /* needs delayed unbind/rebind */ diff --git a/include/net/af_unix.h b/include/net/af_unix.h index c29ff1da8a1..1614d78c60e 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -9,6 +9,7 @@ extern void unix_inflight(struct file *fp); extern void unix_notinflight(struct file *fp); extern void unix_gc(void); +extern void wait_for_unix_gc(void); #define UNIX_HASH_SIZE 256 diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 8856e2d60e9..73d81bc6aa7 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -74,14 +74,6 @@ */ /** - * enum ieee80211_notification_type - Low level driver notification - * @IEEE80211_NOTIFY_RE_ASSOC: start the re-association sequence - */ -enum ieee80211_notification_types { - IEEE80211_NOTIFY_RE_ASSOC, -}; - -/** * struct ieee80211_ht_bss_info - describing BSS's HT characteristics * * This structure describes most essential parameters needed @@ -1798,18 +1790,6 @@ void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_hw *hw, const u8 *ra, u16 tid); /** - * ieee80211_notify_mac - low level driver notification - * @hw: pointer as obtained from ieee80211_alloc_hw(). - * @notif_type: enum ieee80211_notification_types - * - * This function must be called by low level driver to inform mac80211 of - * low level driver status change or force mac80211 to re-assoc for low - * level driver internal error that require re-assoc. - */ -void ieee80211_notify_mac(struct ieee80211_hw *hw, - enum ieee80211_notification_types notif_type); - -/** * ieee80211_find_sta - find a station * * @hw: pointer as obtained from ieee80211_alloc_hw() diff --git a/include/net/request_sock.h b/include/net/request_sock.h index cac811e51f6..c7190846e12 100644 --- a/include/net/request_sock.h +++ b/include/net/request_sock.h @@ -31,6 +31,7 @@ struct request_sock_ops { int family; int obj_size; struct kmem_cache *slab; + char *slab_name; int (*rtx_syn_ack)(struct sock *sk, struct request_sock *req); void (*send_ack)(struct sock *sk, struct sk_buff *skb, diff --git a/include/net/sock.h b/include/net/sock.h index c04f9e18ea2..2f47107f6d0 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -815,7 +815,7 @@ static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb) */ #define sock_lock_init_class_and_name(sk, sname, skey, name, key) \ do { \ - sk->sk_lock.owned = 0; \ + sk->sk_lock.owned = 0; \ init_waitqueue_head(&sk->sk_lock.wq); \ spin_lock_init(&(sk)->sk_lock.slock); \ debug_check_no_locks_freed((void *)&(sk)->sk_lock, \ diff --git a/include/net/timewait_sock.h b/include/net/timewait_sock.h index 1e1ee3253fd..97c3b14da55 100644 --- a/include/net/timewait_sock.h +++ b/include/net/timewait_sock.h @@ -16,6 +16,7 @@ struct timewait_sock_ops { struct kmem_cache *twsk_slab; + char *twsk_slab_name; unsigned int twsk_obj_size; int (*twsk_unique)(struct sock *sk, struct sock *sktw, void *twp); diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h index 49d8913c4f8..6e04e6fe79c 100644 --- a/include/scsi/scsi_transport_fc.h +++ b/include/scsi/scsi_transport_fc.h @@ -357,7 +357,7 @@ struct fc_rport { /* aka fc_starget_attrs */ /* bit field values for struct fc_rport "flags" field: */ #define FC_RPORT_DEVLOSS_PENDING 0x01 #define FC_RPORT_SCAN_PENDING 0x02 -#define FC_RPORT_FAST_FAIL_TIMEDOUT 0x03 +#define FC_RPORT_FAST_FAIL_TIMEDOUT 0x04 #define dev_to_rport(d) \ container_of(d, struct fc_rport, dev) diff --git a/include/trace/block.h b/include/trace/block.h new file mode 100644 index 00000000000..25c6a1fd5b7 --- /dev/null +++ b/include/trace/block.h @@ -0,0 +1,76 @@ +#ifndef _TRACE_BLOCK_H +#define _TRACE_BLOCK_H + +#include <linux/blkdev.h> +#include <linux/tracepoint.h> + +DECLARE_TRACE(block_rq_abort, + TPPROTO(struct request_queue *q, struct request *rq), + TPARGS(q, rq)); + +DECLARE_TRACE(block_rq_insert, + TPPROTO(struct request_queue *q, struct request *rq), + TPARGS(q, rq)); + +DECLARE_TRACE(block_rq_issue, + TPPROTO(struct request_queue *q, struct request *rq), + TPARGS(q, rq)); + +DECLARE_TRACE(block_rq_requeue, + TPPROTO(struct request_queue *q, struct request *rq), + TPARGS(q, rq)); + +DECLARE_TRACE(block_rq_complete, + TPPROTO(struct request_queue *q, struct request *rq), + TPARGS(q, rq)); + +DECLARE_TRACE(block_bio_bounce, + TPPROTO(struct request_queue *q, struct bio *bio), + TPARGS(q, bio)); + +DECLARE_TRACE(block_bio_complete, + TPPROTO(struct request_queue *q, struct bio *bio), + TPARGS(q, bio)); + +DECLARE_TRACE(block_bio_backmerge, + TPPROTO(struct request_queue *q, struct bio *bio), + TPARGS(q, bio)); + +DECLARE_TRACE(block_bio_frontmerge, + TPPROTO(struct request_queue *q, struct bio *bio), + TPARGS(q, bio)); + +DECLARE_TRACE(block_bio_queue, + TPPROTO(struct request_queue *q, struct bio *bio), + TPARGS(q, bio)); + +DECLARE_TRACE(block_getrq, + TPPROTO(struct request_queue *q, struct bio *bio, int rw), + TPARGS(q, bio, rw)); + +DECLARE_TRACE(block_sleeprq, + TPPROTO(struct request_queue *q, struct bio *bio, int rw), + TPARGS(q, bio, rw)); + +DECLARE_TRACE(block_plug, + TPPROTO(struct request_queue *q), + TPARGS(q)); + +DECLARE_TRACE(block_unplug_timer, + TPPROTO(struct request_queue *q), + TPARGS(q)); + +DECLARE_TRACE(block_unplug_io, + TPPROTO(struct request_queue *q), + TPARGS(q)); + +DECLARE_TRACE(block_split, + TPPROTO(struct request_queue *q, struct bio *bio, unsigned int pdu), + TPARGS(q, bio, pdu)); + +DECLARE_TRACE(block_remap, + TPPROTO(struct request_queue *q, struct bio *bio, dev_t dev, + sector_t from, sector_t to), + TPARGS(q, bio, dev, from, to)); + +#endif diff --git a/include/trace/boot.h b/include/trace/boot.h new file mode 100644 index 00000000000..088ea089e31 --- /dev/null +++ b/include/trace/boot.h @@ -0,0 +1,60 @@ +#ifndef _LINUX_TRACE_BOOT_H +#define _LINUX_TRACE_BOOT_H + +#include <linux/module.h> +#include <linux/kallsyms.h> +#include <linux/init.h> + +/* + * Structure which defines the trace of an initcall + * while it is called. + * You don't have to fill the func field since it is + * only used internally by the tracer. + */ +struct boot_trace_call { + pid_t caller; + char func[KSYM_SYMBOL_LEN]; +}; + +/* + * Structure which defines the trace of an initcall + * while it returns. + */ +struct boot_trace_ret { + char func[KSYM_SYMBOL_LEN]; + int result; + unsigned long long duration; /* nsecs */ +}; + +#ifdef CONFIG_BOOT_TRACER +/* Append the traces on the ring-buffer */ +extern void trace_boot_call(struct boot_trace_call *bt, initcall_t fn); +extern void trace_boot_ret(struct boot_trace_ret *bt, initcall_t fn); + +/* Tells the tracer that smp_pre_initcall is finished. + * So we can start the tracing + */ +extern void start_boot_trace(void); + +/* Resume the tracing of other necessary events + * such as sched switches + */ +extern void enable_boot_trace(void); + +/* Suspend this tracing. Actually, only sched_switches tracing have + * to be suspended. Initcalls doesn't need it.) + */ +extern void disable_boot_trace(void); +#else +static inline +void trace_boot_call(struct boot_trace_call *bt, initcall_t fn) { } + +static inline +void trace_boot_ret(struct boot_trace_ret *bt, initcall_t fn) { } + +static inline void start_boot_trace(void) { } +static inline void enable_boot_trace(void) { } +static inline void disable_boot_trace(void) { } +#endif /* CONFIG_BOOT_TRACER */ + +#endif /* __LINUX_TRACE_BOOT_H */ diff --git a/include/trace/sched.h b/include/trace/sched.h index ad47369d01b..9b2854abf7e 100644 --- a/include/trace/sched.h +++ b/include/trace/sched.h @@ -4,52 +4,52 @@ #include <linux/sched.h> #include <linux/tracepoint.h> -DEFINE_TRACE(sched_kthread_stop, +DECLARE_TRACE(sched_kthread_stop, TPPROTO(struct task_struct *t), TPARGS(t)); -DEFINE_TRACE(sched_kthread_stop_ret, +DECLARE_TRACE(sched_kthread_stop_ret, TPPROTO(int ret), TPARGS(ret)); -DEFINE_TRACE(sched_wait_task, +DECLARE_TRACE(sched_wait_task, TPPROTO(struct rq *rq, struct task_struct *p), TPARGS(rq, p)); -DEFINE_TRACE(sched_wakeup, +DECLARE_TRACE(sched_wakeup, TPPROTO(struct rq *rq, struct task_struct *p), TPARGS(rq, p)); -DEFINE_TRACE(sched_wakeup_new, +DECLARE_TRACE(sched_wakeup_new, TPPROTO(struct rq *rq, struct task_struct *p), TPARGS(rq, p)); -DEFINE_TRACE(sched_switch, +DECLARE_TRACE(sched_switch, TPPROTO(struct rq *rq, struct task_struct *prev, struct task_struct *next), TPARGS(rq, prev, next)); -DEFINE_TRACE(sched_migrate_task, +DECLARE_TRACE(sched_migrate_task, TPPROTO(struct rq *rq, struct task_struct *p, int dest_cpu), TPARGS(rq, p, dest_cpu)); -DEFINE_TRACE(sched_process_free, +DECLARE_TRACE(sched_process_free, TPPROTO(struct task_struct *p), TPARGS(p)); -DEFINE_TRACE(sched_process_exit, +DECLARE_TRACE(sched_process_exit, TPPROTO(struct task_struct *p), TPARGS(p)); -DEFINE_TRACE(sched_process_wait, +DECLARE_TRACE(sched_process_wait, TPPROTO(struct pid *pid), TPARGS(pid)); -DEFINE_TRACE(sched_process_fork, +DECLARE_TRACE(sched_process_fork, TPPROTO(struct task_struct *parent, struct task_struct *child), TPARGS(parent, child)); -DEFINE_TRACE(sched_signal_send, +DECLARE_TRACE(sched_signal_send, TPPROTO(int sig, struct task_struct *p), TPARGS(sig, p)); diff --git a/include/video/atmel_lcdc.h b/include/video/atmel_lcdc.h index 6ad87f48599..0c864db1a46 100644 --- a/include/video/atmel_lcdc.h +++ b/include/video/atmel_lcdc.h @@ -38,7 +38,7 @@ struct atmel_lcdfb_info { spinlock_t lock; struct fb_info *info; void __iomem *mmio; - unsigned long irq_base; + int irq_base; struct work_struct task; unsigned int guard_time; |