remove unused TIF_NOTIFY_RESUME flag

Remove unused TIF_NOTIFY_RESUME flag for all processor architectures.  The
flag was not used excecpt on IA-64 where the patch replaces it with
TIF_PERFMON_WORK.

Signed-off-by: stephane eranian <eranian@hpl.hp.com>
Cc: <linux-arch@vger.kernel.org>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index c589dc3ecd1ac0fb48cc619496fd3456649cb0a6..33e6cc2ffd3bacbf3c8d030efac78684f52da623 100644 (file)
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -46,7 +46,7 @@ fast_work_pending:
 work_pending:
        tst     r1, #_TIF_NEED_RESCHED
        bne     work_resched
-       tst     r1, #_TIF_NOTIFY_RESUME | _TIF_SIGPENDING
+       tst     r1, #_TIF_SIGPENDING
        beq     no_work_pending
        mov     r0, sp                          @ 'regs'
        mov     r2, why                         @ 'syscall'

diff --git a/arch/arm26/kernel/entry.S b/arch/arm26/kernel/entry.S
index 91496cc687b1d6831acbbd7bb82a861da12783da..7ffcc6e4770e71695693971c4304efb04009b3a5 100644 (file)
--- a/arch/arm26/kernel/entry.S
+++ b/arch/arm26/kernel/entry.S
@@ -194,7 +194,7 @@ fast_work_pending:
 work_pending:
        tst     r1, #_TIF_NEED_RESCHED
        bne     work_resched
-       tst     r1, #_TIF_NOTIFY_RESUME | _TIF_SIGPENDING
+       tst     r1, #_TIF_SIGPENDING
        beq     no_work_pending
        mov     r0, sp                          @ 'regs'
        mov     r2, why                         @ 'syscall'

diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index b7133cabdbea98db50b6e348ca6173fc1a790239..14b8e5a6222bca9f0ab18f15e3b78c28a4c7e104 100644 (file)
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -591,13 +591,13 @@ pfm_set_task_notify(struct task_struct *task)
        struct thread_info *info;
 
        info = (struct thread_info *) ((char *) task + IA64_TASK_SIZE);
-       set_bit(TIF_NOTIFY_RESUME, &info->flags);
+       set_bit(TIF_PERFMON_WORK, &info->flags);
 }
 
 static inline void
 pfm_clear_task_notify(void)
 {
-       clear_thread_flag(TIF_NOTIFY_RESUME);
+       clear_thread_flag(TIF_PERFMON_WORK);
 }
 
 static inline void

diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 2b66d53dcc55fbf5f7d4d52d7ba0d3c1bbc8bc8d..9ef28da2c7fe3fb8ef3b0fe3cb7265ba91166c01 100644 (file)
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -546,7 +546,6 @@ END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
        rfid
        b       .       /* prevent speculative execution */
 
-/* Note: this must change if we start using the TIF_NOTIFY_RESUME bit */
 do_work:
 #ifdef CONFIG_PREEMPT
        andi.   r0,r3,MSR_PR    /* Returning to user mode? */

diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S
index 830cfc6ee8cb1ac08297650f3efcf9e8a7a469a8..1d232e5f5658e889ef8642fc98301b3f9527fbe1 100644 (file)
--- a/arch/x86_64/kernel/entry.S
+++ b/arch/x86_64/kernel/entry.S
@@ -282,7 +282,7 @@ sysret_careful:
 sysret_signal:
        TRACE_IRQS_ON
        sti
-       testl $(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
+       testl $(_TIF_SIGPENDING|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
        jz    1f
 
        /* Really a signal */
@@ -375,7 +375,7 @@ int_very_careful:
        jmp int_restore_rest
        
 int_signal:
-       testl $(_TIF_NOTIFY_RESUME|_TIF_SIGPENDING|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
+       testl $(_TIF_SIGPENDING|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
        jz 1f
        movq %rsp,%rdi          # &ptregs -> arg1
        xorl %esi,%esi          # oldset -> arg2
@@ -599,7 +599,7 @@ retint_careful:
        jmp retint_check
        
 retint_signal:
-       testl $(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
+       testl $(_TIF_SIGPENDING|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
        jz    retint_swapgs
        TRACE_IRQS_ON
        sti

diff --git a/include/asm-alpha/thread_info.h b/include/asm-alpha/thread_info.h
index 48a22e3e6f32166570aac056e27d65159181302b..fb3185196298326ee265f2ef87cb148795896a01 100644 (file)
--- a/include/asm-alpha/thread_info.h
+++ b/include/asm-alpha/thread_info.h
@@ -67,28 +67,24 @@ register struct thread_info *__current_thread_info __asm__("$8");
  * TIF_SYSCALL_TRACE is known to be 0 via blbs.
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG     4       /* poll_idle is polling NEED_RESCHED */
-#define TIF_DIE_IF_KERNEL      5       /* dik recursion lock */
-#define TIF_UAC_NOPRINT                6       /* see sysinfo.h */
-#define TIF_UAC_NOFIX          7
-#define TIF_UAC_SIGBUS         8
-#define TIF_MEMDIE             9
-#define TIF_RESTORE_SIGMASK    10      /* restore signal mask in do_signal */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG     3       /* poll_idle is polling NEED_RESCHED */
+#define TIF_DIE_IF_KERNEL      4       /* dik recursion lock */
+#define TIF_UAC_NOPRINT                5       /* see sysinfo.h */
+#define TIF_UAC_NOFIX          6
+#define TIF_UAC_SIGBUS         7
+#define TIF_MEMDIE             8
+#define TIF_RESTORE_SIGMASK    9       /* restore signal mask in do_signal */
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)
 #define _TIF_RESTORE_SIGMASK   (1<<TIF_RESTORE_SIGMASK)
 
 /* Work to do on interrupt/exception return.  */
-#define _TIF_WORK_MASK         (_TIF_NOTIFY_RESUME     \
-                                | _TIF_SIGPENDING      \
-                                | _TIF_NEED_RESCHED)
+#define _TIF_WORK_MASK         (_TIF_SIGPENDING | _TIF_NEED_RESCHED)
 
 /* Work to do on any return to userspace.  */
 #define _TIF_ALLWORK_MASK      (_TIF_WORK_MASK         \

diff --git a/include/asm-arm/thread_info.h b/include/asm-arm/thread_info.h
index 69c65d56a6ac6e1d8d520b55f72c92caf2969705..41784357a2040a8c9636d035c522a50ce941b8f2 100644 (file)
--- a/include/asm-arm/thread_info.h
+++ b/include/asm-arm/thread_info.h
@@ -134,22 +134,19 @@ extern void iwmmxt_task_switch(struct thread_info *);
 /*
  * thread information flags:
  *  TIF_SYSCALL_TRACE  - syscall trace active
- *  TIF_NOTIFY_RESUME  - resumption notification requested
  *  TIF_SIGPENDING     - signal pending
  *  TIF_NEED_RESCHED   - rescheduling necessary
  *  TIF_USEDFPU                - FPU was used by this task this quantum (SMP)
  *  TIF_POLLING_NRFLAG - true if poll_idle() is polling TIF_NEED_RESCHED
  */
-#define TIF_NOTIFY_RESUME      0
-#define TIF_SIGPENDING         1
-#define TIF_NEED_RESCHED       2
+#define TIF_SIGPENDING         0
+#define TIF_NEED_RESCHED       1
 #define TIF_SYSCALL_TRACE      8
 #define TIF_POLLING_NRFLAG     16
 #define TIF_USING_IWMMXT       17
 #define TIF_MEMDIE             18
 #define TIF_FREEZE             19
 
-#define _TIF_NOTIFY_RESUME     (1 << TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1 << TIF_NEED_RESCHED)
 #define _TIF_SYSCALL_TRACE     (1 << TIF_SYSCALL_TRACE)

diff --git a/include/asm-arm26/thread_info.h b/include/asm-arm26/thread_info.h
index 9b367ebe515d9675eb7c5f62cb7c0f4a38f81fdb..f9b5c09b560f3118db8fdb687b509347b5ccf4ea 100644 (file)
--- a/include/asm-arm26/thread_info.h
+++ b/include/asm-arm26/thread_info.h
@@ -110,21 +110,18 @@ extern void free_thread_info(struct thread_info *);
 /*
  * thread information flags:
  *  TIF_SYSCALL_TRACE  - syscall trace active
- *  TIF_NOTIFY_RESUME  - resumption notification requested
  *  TIF_SIGPENDING     - signal pending
  *  TIF_NEED_RESCHED   - rescheduling necessary
  *  TIF_USEDFPU                - FPU was used by this task this quantum (SMP)
  *  TIF_POLLING_NRFLAG - true if poll_idle() is polling TIF_NEED_RESCHED
  */
-#define TIF_NOTIFY_RESUME      0
-#define TIF_SIGPENDING         1
-#define TIF_NEED_RESCHED       2
+#define TIF_SIGPENDING         0
+#define TIF_NEED_RESCHED       1
 #define TIF_SYSCALL_TRACE      8
 #define TIF_USED_FPU           16
 #define TIF_POLLING_NRFLAG     17
 #define TIF_MEMDIE             18
 
-#define _TIF_NOTIFY_RESUME     (1 << TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1 << TIF_NEED_RESCHED)
 #define _TIF_SYSCALL_TRACE     (1 << TIF_SYSCALL_TRACE)

diff --git a/include/asm-avr32/thread_info.h b/include/asm-avr32/thread_info.h
index a2e606dd4f4a8bc3ba465fbd205a12cf6475925a..17dacf3f36d39bf8ef820a5a7b5c509dfe1a7a5b 100644 (file)
--- a/include/asm-avr32/thread_info.h
+++ b/include/asm-avr32/thread_info.h
@@ -74,20 +74,18 @@ static inline struct thread_info *current_thread_info(void)
  * - other flags in MSW
  */
 #define TIF_SYSCALL_TRACE       0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME       1       /* resumption notification requested */
-#define TIF_SIGPENDING          2       /* signal pending */
-#define TIF_NEED_RESCHED        3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG      4       /* true if poll_idle() is polling
+#define TIF_SIGPENDING          1       /* signal pending */
+#define TIF_NEED_RESCHED        2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG      3       /* true if poll_idle() is polling
                                           TIF_NEED_RESCHED */
-#define TIF_BREAKPOINT         5       /* true if we should break after return */
-#define TIF_SINGLE_STEP                6       /* single step after next break */
-#define TIF_MEMDIE             7
-#define TIF_RESTORE_SIGMASK    8       /* restore signal mask in do_signal */
-#define TIF_CPU_GOING_TO_SLEEP 9       /* CPU is entering sleep 0 mode */
+#define TIF_BREAKPOINT         4       /* true if we should break after return */
+#define TIF_SINGLE_STEP                5       /* single step after next break */
+#define TIF_MEMDIE             6
+#define TIF_RESTORE_SIGMASK    7       /* restore signal mask in do_signal */
+#define TIF_CPU_GOING_TO_SLEEP 8       /* CPU is entering sleep 0 mode */
 #define TIF_USERSPACE          31      /* true if FS sets userspace */
 
 #define _TIF_SYSCALL_TRACE     (1 << TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1 << TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1 << TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1 << TIF_POLLING_NRFLAG)

diff --git a/include/asm-blackfin/thread_info.h b/include/asm-blackfin/thread_info.h
index 34d3c2eec949d2b87cce6c397868f1decb43c6bb..15b99cf4f50bbbad4a6cf2fe633bfae25b7043bb 100644 (file)
--- a/include/asm-blackfin/thread_info.h
+++ b/include/asm-blackfin/thread_info.h
@@ -118,18 +118,16 @@ static inline struct thread_info *current_thread_info(void)
  * thread information flag bit numbers
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG     4       /* true if poll_idle() is polling
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG     3       /* true if poll_idle() is polling
                                           TIF_NEED_RESCHED */
-#define TIF_MEMDIE              5
-#define TIF_RESTORE_SIGMASK    6       /* restore signal mask in do_signal() */
-#define TIF_FREEZE              7       /* is freezing for suspend */
+#define TIF_MEMDIE              4
+#define TIF_RESTORE_SIGMASK    5       /* restore signal mask in do_signal() */
+#define TIF_FREEZE              6       /* is freezing for suspend */
 
 /* as above, but as bit values */
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)

diff --git a/include/asm-cris/thread_info.h b/include/asm-cris/thread_info.h
index 7ad853c3f74e871afcef861d84685c5360b82dce..fde39f6c49c7780ab96beb0b0fa4e90fe6dae40c 100644 (file)
--- a/include/asm-cris/thread_info.h
+++ b/include/asm-cris/thread_info.h
@@ -79,14 +79,12 @@ struct thread_info {
  * - other flags in MSW
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
 #define TIF_POLLING_NRFLAG     16      /* true if poll_idle() is polling TIF_NEED_RESCHED */
 #define TIF_MEMDIE             17
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)

diff --git a/include/asm-frv/thread_info.h b/include/asm-frv/thread_info.h
index d881f518e6a9272c0eaedf748cd9cf6171c0a757..cc5433e78b5216dfb5560f6ae57b7b4417cf7b95 100644 (file)
--- a/include/asm-frv/thread_info.h
+++ b/include/asm-frv/thread_info.h
@@ -108,18 +108,16 @@ register struct thread_info *__current_thread_info asm("gr15");
  * - other flags in MSW
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_SINGLESTEP         4       /* restore singlestep on return to user mode */
-#define TIF_IRET               5       /* return with iret */
-#define TIF_RESTORE_SIGMASK    6       /* restore signal mask in do_signal() */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_SINGLESTEP         3       /* restore singlestep on return to user mode */
+#define TIF_IRET               4       /* return with iret */
+#define TIF_RESTORE_SIGMASK    5       /* restore signal mask in do_signal() */
 #define TIF_POLLING_NRFLAG     16      /* true if poll_idle() is polling TIF_NEED_RESCHED */
 #define TIF_MEMDIE             17      /* OOM killer killed process */
 #define TIF_FREEZE             18      /* freezing for suspend */
 
 #define _TIF_SYSCALL_TRACE     (1 << TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1 << TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1 << TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP                (1 << TIF_SINGLESTEP)

diff --git a/include/asm-h8300/thread_info.h b/include/asm-h8300/thread_info.h
index aee4009a498ef818037abe7925a13a0d2ed61e38..27bb95e2944c013d8024b58893d17f3585a39c53 100644 (file)
--- a/include/asm-h8300/thread_info.h
+++ b/include/asm-h8300/thread_info.h
@@ -86,17 +86,15 @@ static inline struct thread_info *current_thread_info(void)
  * thread information flag bit numbers
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG     4       /* true if poll_idle() is polling
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG     3       /* true if poll_idle() is polling
                                           TIF_NEED_RESCHED */
-#define TIF_MEMDIE             5
-#define TIF_RESTORE_SIGMASK    6       /* restore signal mask in do_signal() */
+#define TIF_MEMDIE             4
+#define TIF_RESTORE_SIGMASK    5       /* restore signal mask in do_signal() */
 
 /* as above, but as bit values */
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)

diff --git a/include/asm-i386/thread_info.h b/include/asm-i386/thread_info.h
index 54424e045e01a239da8b7ce2db080c741ff34275..22a8cbcd35e2f11b8446ef2b71179efbaf8291ab 100644 (file)
--- a/include/asm-i386/thread_info.h
+++ b/include/asm-i386/thread_info.h
@@ -124,15 +124,14 @@ static inline struct thread_info *current_thread_info(void)
  * - other flags in MSW
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_SINGLESTEP         4       /* restore singlestep on return to user mode */
-#define TIF_IRET               5       /* return with iret */
-#define TIF_SYSCALL_EMU                6       /* syscall emulation active */
-#define TIF_SYSCALL_AUDIT      7       /* syscall auditing active */
-#define TIF_SECCOMP            8       /* secure computing */
-#define TIF_RESTORE_SIGMASK    9       /* restore signal mask in do_signal() */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_SINGLESTEP         3       /* restore singlestep on return to user mode */
+#define TIF_IRET               4       /* return with iret */
+#define TIF_SYSCALL_EMU                5       /* syscall emulation active */
+#define TIF_SYSCALL_AUDIT      6       /* syscall auditing active */
+#define TIF_SECCOMP            7       /* secure computing */
+#define TIF_RESTORE_SIGMASK    8       /* restore signal mask in do_signal() */
 #define TIF_MEMDIE             16
 #define TIF_DEBUG              17      /* uses debug registers */
 #define TIF_IO_BITMAP          18      /* uses I/O bitmap */
@@ -140,7 +139,6 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_NOTSC              20      /* TSC is not accessible in userland */
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP                (1<<TIF_SINGLESTEP)

diff --git a/include/asm-ia64/thread_info.h b/include/asm-ia64/thread_info.h
index 7d0241db622b0e19f6ca350782b214c348d05e4c..d16031e72efa921417c5e0ec9ef648d5868b21f6 100644 (file)
--- a/include/asm-ia64/thread_info.h
+++ b/include/asm-ia64/thread_info.h
@@ -79,13 +79,13 @@ struct thread_info {
  * - pending work-to-be-done flags are in least-significant 16 bits, other flags
  *   in top 16 bits
  */
-#define TIF_NOTIFY_RESUME      0       /* resumption notification requested */
-#define TIF_SIGPENDING         1       /* signal pending */
-#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
-#define TIF_SYSCALL_TRACE      3       /* syscall trace active */
-#define TIF_SYSCALL_AUDIT      4       /* syscall auditing active */
-#define TIF_SINGLESTEP         5       /* restore singlestep on return to user mode */
-#define TIF_RESTORE_SIGMASK    6       /* restore signal mask in do_signal() */
+#define TIF_SIGPENDING         0       /* signal pending */
+#define TIF_NEED_RESCHED       1       /* rescheduling necessary */
+#define TIF_SYSCALL_TRACE      2       /* syscall trace active */
+#define TIF_SYSCALL_AUDIT      3       /* syscall auditing active */
+#define TIF_SINGLESTEP         4       /* restore singlestep on return to user mode */
+#define TIF_RESTORE_SIGMASK    5       /* restore signal mask in do_signal() */
+#define TIF_PERFMON_WORK       6       /* work for pfm_handle_work() */
 #define TIF_POLLING_NRFLAG     16      /* true if poll_idle() is polling TIF_NEED_RESCHED */
 #define TIF_MEMDIE             17
 #define TIF_MCA_INIT           18      /* this task is processing MCA or INIT */
@@ -96,8 +96,8 @@ struct thread_info {
 #define _TIF_SYSCALL_AUDIT     (1 << TIF_SYSCALL_AUDIT)
 #define _TIF_SINGLESTEP                (1 << TIF_SINGLESTEP)
 #define _TIF_SYSCALL_TRACEAUDIT        (_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SINGLESTEP)
-#define _TIF_NOTIFY_RESUME     (1 << TIF_NOTIFY_RESUME)
 #define _TIF_RESTORE_SIGMASK   (1 << TIF_RESTORE_SIGMASK)
+#define _TIF_PERFMON_WORK      (1 << TIF_PERFMON_WORK)
 #define _TIF_SIGPENDING                (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1 << TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1 << TIF_POLLING_NRFLAG)
@@ -106,7 +106,9 @@ struct thread_info {
 #define _TIF_FREEZE            (1 << TIF_FREEZE)
 
 /* "work to do on user-return" bits */
-#define TIF_ALLWORK_MASK       (_TIF_NOTIFY_RESUME|_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_RESTORE_SIGMASK)
+#define TIF_ALLWORK_MASK       (_TIF_SIGPENDING|_TIF_PERFMON_WORK|_TIF_SYSCALL_AUDIT|\
+                                _TIF_NEED_RESCHED| _TIF_SYSCALL_TRACE|\
+                                _TIF_RESTORE_SIGMASK)
 /* like TIF_ALLWORK_BITS but sans TIF_SYSCALL_TRACE or TIF_SYSCALL_AUDIT */
 #define TIF_WORK_MASK          (TIF_ALLWORK_MASK&~(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT))
 

diff --git a/include/asm-m32r/thread_info.h b/include/asm-m32r/thread_info.h
index 22aff3222d22a3790b22791fcacd1cdc94baf72e..b7ccc3e686047a8fe09814f6b6647bee5371320a 100644 (file)
--- a/include/asm-m32r/thread_info.h
+++ b/include/asm-m32r/thread_info.h
@@ -146,17 +146,15 @@ static inline unsigned int get_thread_fault_code(void)
  * - other flags in MSW
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_SINGLESTEP         4       /* restore singlestep on return to user mode */
-#define TIF_IRET               5       /* return with iret */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_SINGLESTEP         3       /* restore singlestep on return to user mode */
+#define TIF_IRET               4       /* return with iret */
 #define TIF_POLLING_NRFLAG     16      /* true if poll_idle() is polling TIF_NEED_RESCHED */
                                        /* 31..28 fault code */
 #define TIF_MEMDIE             17
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP                (1<<TIF_SINGLESTEP)

diff --git a/include/asm-m68knommu/thread_info.h b/include/asm-m68knommu/thread_info.h
index b8f009edf2b2cf5a2c88c756a7e3151f68a8e6e9..95996d978bedcf0d9adc3dd27e1e99f121b79881 100644 (file)
--- a/include/asm-m68knommu/thread_info.h
+++ b/include/asm-m68knommu/thread_info.h
@@ -83,16 +83,14 @@ static inline struct thread_info *current_thread_info(void)
  * thread information flag bit numbers
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG     4       /* true if poll_idle() is polling
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG     3       /* true if poll_idle() is polling
                                           TIF_NEED_RESCHED */
-#define TIF_MEMDIE             5
+#define TIF_MEMDIE             4
 
 /* as above, but as bit values */
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)

diff --git a/include/asm-mips/thread_info.h b/include/asm-mips/thread_info.h
index fbcda82044738b34674f8630aab3905dc2a7bf44..645e7e2a5665d98dc34fcedc60a750ede514babf 100644 (file)
--- a/include/asm-mips/thread_info.h
+++ b/include/asm-mips/thread_info.h
@@ -109,11 +109,10 @@ register struct thread_info *__current_thread_info __asm__("$28");
  * - pending work-to-be-done flags are in LSW
  * - other flags in MSW
  */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_SYSCALL_AUDIT      4       /* syscall auditing active */
-#define TIF_SECCOMP            5       /* secure computing */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_SYSCALL_AUDIT      3       /* syscall auditing active */
+#define TIF_SECCOMP            4       /* secure computing */
 #define TIF_RESTORE_SIGMASK    9       /* restore signal mask in do_signal() */
 #define TIF_USEDFPU            16      /* FPU was used by this task this quantum (SMP) */
 #define TIF_POLLING_NRFLAG     17      /* true if poll_idle() is polling TIF_NEED_RESCHED */
@@ -122,7 +121,6 @@ register struct thread_info *__current_thread_info __asm__("$28");
 #define TIF_SYSCALL_TRACE      31      /* syscall trace active */
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_SYSCALL_AUDIT     (1<<TIF_SYSCALL_AUDIT)

diff --git a/include/asm-parisc/thread_info.h b/include/asm-parisc/thread_info.h
index 949314cf6188998dae95213b930e79a7edbb4c7b..2d9c7500867b599ade220a0a086d8d055057c675 100644 (file)
--- a/include/asm-parisc/thread_info.h
+++ b/include/asm-parisc/thread_info.h
@@ -56,23 +56,21 @@ struct thread_info {
  * thread information flags
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG     4       /* true if poll_idle() is polling TIF_NEED_RESCHED */
-#define TIF_32BIT               5       /* 32 bit binary */
-#define TIF_MEMDIE             6
-#define TIF_RESTORE_SIGMASK    7       /* restore saved signal mask */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG     3       /* true if poll_idle() is polling TIF_NEED_RESCHED */
+#define TIF_32BIT               4       /* 32 bit binary */
+#define TIF_MEMDIE             5
+#define TIF_RESTORE_SIGMASK    6       /* restore saved signal mask */
 
 #define _TIF_SYSCALL_TRACE     (1 << TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1 << TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1 << TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1 << TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1 << TIF_POLLING_NRFLAG)
 #define _TIF_32BIT             (1 << TIF_32BIT)
 #define _TIF_RESTORE_SIGMASK   (1 << TIF_RESTORE_SIGMASK)
 
-#define _TIF_USER_WORK_MASK     (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | \
+#define _TIF_USER_WORK_MASK     (_TIF_SIGPENDING | \
                                  _TIF_NEED_RESCHED | _TIF_RESTORE_SIGMASK)
 
 #endif /* __KERNEL__ */

diff --git a/include/asm-powerpc/thread_info.h b/include/asm-powerpc/thread_info.h
index 9d9aeca8ad225f631f6f5e5343801a0ce043158c..40d5f98c44fca2f79fbdae31feb791bfff247bdc 100644 (file)
--- a/include/asm-powerpc/thread_info.h
+++ b/include/asm-powerpc/thread_info.h
@@ -107,28 +107,26 @@ static inline struct thread_info *current_thread_info(void)
  * thread information flag bit numbers
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG     4       /* true if poll_idle() is polling
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG     3       /* true if poll_idle() is polling
                                           TIF_NEED_RESCHED */
-#define TIF_32BIT              5       /* 32 bit binary */
-#define TIF_PERFMON_WORK       6       /* work for pfm_handle_work() */
-#define TIF_PERFMON_CTXSW      7       /* perfmon needs ctxsw calls */
-#define TIF_SYSCALL_AUDIT      8       /* syscall auditing active */
-#define TIF_SINGLESTEP         9       /* singlestepping active */
-#define TIF_MEMDIE             10
-#define TIF_SECCOMP            11      /* secure computing */
-#define TIF_RESTOREALL         12      /* Restore all regs (implies NOERROR) */
-#define TIF_NOERROR            14      /* Force successful syscall return */
-#define TIF_RESTORE_SIGMASK    15      /* Restore signal mask in do_signal */
-#define TIF_FREEZE             16      /* Freezing for suspend */
-#define TIF_RUNLATCH           17      /* Is the runlatch enabled? */
-#define TIF_ABI_PENDING                18      /* 32/64 bit switch needed */
+#define TIF_32BIT              4       /* 32 bit binary */
+#define TIF_PERFMON_WORK       5       /* work for pfm_handle_work() */
+#define TIF_PERFMON_CTXSW      6       /* perfmon needs ctxsw calls */
+#define TIF_SYSCALL_AUDIT      7       /* syscall auditing active */
+#define TIF_SINGLESTEP         8       /* singlestepping active */
+#define TIF_MEMDIE             9
+#define TIF_SECCOMP            10      /* secure computing */
+#define TIF_RESTOREALL         11      /* Restore all regs (implies NOERROR) */
+#define TIF_NOERROR            12      /* Force successful syscall return */
+#define TIF_RESTORE_SIGMASK    13      /* Restore signal mask in do_signal */
+#define TIF_FREEZE             14      /* Freezing for suspend */
+#define TIF_RUNLATCH           15      /* Is the runlatch enabled? */
+#define TIF_ABI_PENDING                16      /* 32/64 bit switch needed */
 
 /* as above, but as bit values */
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)
@@ -146,7 +144,7 @@ static inline struct thread_info *current_thread_info(void)
 #define _TIF_ABI_PENDING       (1<<TIF_ABI_PENDING)
 #define _TIF_SYSCALL_T_OR_A    (_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP)
 
-#define _TIF_USER_WORK_MASK    (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | \
+#define _TIF_USER_WORK_MASK    ( _TIF_SIGPENDING | \
                                 _TIF_NEED_RESCHED | _TIF_RESTORE_SIGMASK)
 #define _TIF_PERSYSCALL_MASK   (_TIF_RESTOREALL|_TIF_NOERROR)
 

diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h
index 31d55e3782d519571cfa62343d21e67ac13353ac..1f7e1deb8d924bf3efc0be3035503ab7bbcb77ef 100644 (file)
--- a/include/asm-sh/thread_info.h
+++ b/include/asm-sh/thread_info.h
@@ -107,18 +107,16 @@ static inline struct thread_info *current_thread_info(void)
  * - other flags in MSW
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_RESTORE_SIGMASK    4       /* restore signal mask in do_signal() */
-#define TIF_SINGLESTEP         5       /* singlestepping active */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_RESTORE_SIGMASK    3       /* restore signal mask in do_signal() */
+#define TIF_SINGLESTEP         4       /* singlestepping active */
 #define TIF_USEDFPU            16      /* FPU was used by this task this quantum (SMP) */
 #define TIF_POLLING_NRFLAG     17      /* true if poll_idle() is polling TIF_NEED_RESCHED */
 #define TIF_MEMDIE             18
 #define TIF_FREEZE             19
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_RESTORE_SIGMASK   (1<<TIF_RESTORE_SIGMASK)

diff --git a/include/asm-v850/thread_info.h b/include/asm-v850/thread_info.h
index 82b8f2846207519f7d4b0deb7380e857f27dffbc..1a9e6ae0c5fd55e1324aad120a50016e4c1c6fb0 100644 (file)
--- a/include/asm-v850/thread_info.h
+++ b/include/asm-v850/thread_info.h
@@ -77,16 +77,14 @@ struct thread_info {
  * thread information flag bit numbers
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG     4       /* true if poll_idle() is polling
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG     3       /* true if poll_idle() is polling
                                           TIF_NEED_RESCHED */
-#define TIF_MEMDIE             5
+#define TIF_MEMDIE             4
 
 /* as above, but as bit values */
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)

diff --git a/include/asm-x86_64/thread_info.h b/include/asm-x86_64/thread_info.h
index 33c72ef15a0cddcf1df1a2ae3d7dd4c23df9130a..beae2bfb62cacdc7aa6705be207a59b11edea1ae 100644 (file)
--- a/include/asm-x86_64/thread_info.h
+++ b/include/asm-x86_64/thread_info.h
@@ -107,7 +107,6 @@ static inline struct thread_info *stack_thread_info(void)
  * Warning: layout of LSW is hardcoded in entry.S
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
 #define TIF_SIGPENDING         2       /* signal pending */
 #define TIF_NEED_RESCHED       3       /* rescheduling necessary */
 #define TIF_SINGLESTEP         4       /* reenable singlestep on user return*/
@@ -126,7 +125,6 @@ static inline struct thread_info *stack_thread_info(void)
 #define TIF_FREEZE             23      /* is freezing for suspend */
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_SINGLESTEP                (1<<TIF_SINGLESTEP)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)

diff --git a/include/asm-xtensa/thread_info.h b/include/asm-xtensa/thread_info.h
index 3fa29799b435302e3ca7ddfd4131c4f51d6b2545..52c958285bcbaa919c85c26325cba608bbf8652b 100644 (file)
--- a/include/asm-xtensa/thread_info.h
+++ b/include/asm-xtensa/thread_info.h
@@ -110,17 +110,15 @@ static inline struct thread_info *current_thread_info(void)
  * - other flags in MSW
  */
 #define TIF_SYSCALL_TRACE      0       /* syscall trace active */
-#define TIF_NOTIFY_RESUME      1       /* resumption notification requested */
-#define TIF_SIGPENDING         2       /* signal pending */
-#define TIF_NEED_RESCHED       3       /* rescheduling necessary */
-#define TIF_SINGLESTEP         4       /* restore singlestep on return to user mode */
-#define TIF_IRET               5       /* return with iret */
-#define TIF_MEMDIE             6
-#define TIF_RESTORE_SIGMASK    7       /* restore signal mask in do_signal() */
+#define TIF_SIGPENDING         1       /* signal pending */
+#define TIF_NEED_RESCHED       2       /* rescheduling necessary */
+#define TIF_SINGLESTEP         3       /* restore singlestep on return to user mode */
+#define TIF_IRET               4       /* return with iret */
+#define TIF_MEMDIE             5
+#define TIF_RESTORE_SIGMASK    6       /* restore signal mask in do_signal() */
 #define TIF_POLLING_NRFLAG     16      /* true if poll_idle() is polling TIF_NEED_RESCHED */
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
-#define _TIF_NOTIFY_RESUME     (1<<TIF_NOTIFY_RESUME)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_SINGLESTEP                (1<<TIF_SINGLESTEP)