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authorAl Viro <viro@zeniv.linux.org.uk>2012-05-21 23:33:55 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-06-01 12:58:47 -0400
commit51a7b448d4134e3e8eec633435e3e8faee14a828 (patch)
tree8fc58560ffee1c944ec5e198029d5c2e6f7c0bd3
parent4ebefe3ec729003443daf153ed6fad1739271283 (diff)
new helper: restore_saved_sigmask()
first fruits of ..._restore_sigmask() helpers: now we can take boilerplate "signal didn't have a handler, clear RESTORE_SIGMASK and restore the blocked mask from ->saved_mask" into a common helper. Open-coded instances switched... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--arch/alpha/kernel/signal.c4
-rw-r--r--arch/arm/kernel/signal.c6
-rw-r--r--arch/avr32/kernel/signal.c5
-rw-r--r--arch/blackfin/kernel/signal.c5
-rw-r--r--arch/c6x/kernel/signal.c5
-rw-r--r--arch/cris/arch-v10/kernel/signal.c5
-rw-r--r--arch/cris/arch-v32/kernel/signal.c5
-rw-r--r--arch/frv/kernel/signal.c6
-rw-r--r--arch/h8300/kernel/signal.c3
-rw-r--r--arch/hexagon/kernel/signal.c5
-rw-r--r--arch/ia64/kernel/signal.c5
-rw-r--r--arch/m32r/kernel/signal.c5
-rw-r--r--arch/m68k/kernel/signal.c5
-rw-r--r--arch/microblaze/kernel/signal.c5
-rw-r--r--arch/mips/kernel/signal.c5
-rw-r--r--arch/mn10300/kernel/signal.c5
-rw-r--r--arch/openrisc/kernel/signal.c6
-rw-r--r--arch/parisc/kernel/signal.c7
-rw-r--r--arch/powerpc/kernel/signal.c6
-rw-r--r--arch/s390/kernel/signal.c5
-rw-r--r--arch/score/kernel/signal.c5
-rw-r--r--arch/sh/kernel/signal_32.c5
-rw-r--r--arch/sh/kernel/signal_64.c7
-rw-r--r--arch/sparc/kernel/signal32.c5
-rw-r--r--arch/sparc/kernel/signal_32.c5
-rw-r--r--arch/sparc/kernel/signal_64.c5
-rw-r--r--arch/tile/kernel/signal.c5
-rw-r--r--arch/um/kernel/signal.c6
-rw-r--r--arch/unicore32/kernel/signal.c3
-rw-r--r--arch/x86/kernel/signal.c5
-rw-r--r--arch/xtensa/kernel/signal.c3
-rw-r--r--include/linux/sched.h6
32 files changed, 38 insertions, 125 deletions
diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c
index f6db3032ddf..cadf4571ca3 100644
--- a/arch/alpha/kernel/signal.c
+++ b/arch/alpha/kernel/signal.c
@@ -572,9 +572,7 @@ do_signal(struct pt_regs * regs, struct switch_stack * sw,
}
/* If there's no signal to deliver, we just restore the saved mask. */
- if (test_and_clear_thread_flag(TIF_RESTORE_SIGMASK))
- set_current_blocked(&current->saved_sigmask);
-
+ restore_saved_sigmask();
if (single_stepping)
ptrace_set_bpt(current); /* re-set breakpoint */
}
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 63f327dd519..3d1daac8ea0 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -663,11 +663,7 @@ static void do_signal(struct pt_regs *regs, int syscall)
set_thread_flag(TIF_SYSCALL_RESTARTSYS);
}
- /* If there's no signal to deliver, we just put the saved sigmask
- * back.
- */
- if (test_and_clear_thread_flag(TIF_RESTORE_SIGMASK))
- set_current_blocked(&current->saved_sigmask);
+ restore_saved_sigmask();
}
asmlinkage void
diff --git a/arch/avr32/kernel/signal.c b/arch/avr32/kernel/signal.c
index e7595ef74f5..8b12c304613 100644
--- a/arch/avr32/kernel/signal.c
+++ b/arch/avr32/kernel/signal.c
@@ -297,10 +297,7 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset, int syscall)
if (signr == 0) {
/* No signal to deliver -- put the saved sigmask back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
return 0;
}
diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c
index fc9ecce8b6c..9d692a1277b 100644
--- a/arch/blackfin/kernel/signal.c
+++ b/arch/blackfin/kernel/signal.c
@@ -319,10 +319,7 @@ asmlinkage void do_signal(struct pt_regs *regs)
/* if there's no signal to deliver, we just put the saved sigmask
* back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
/*
diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c
index 9493f0bbf0a..bfbcc958bbb 100644
--- a/arch/c6x/kernel/signal.c
+++ b/arch/c6x/kernel/signal.c
@@ -343,10 +343,7 @@ static void do_signal(struct pt_regs *regs, int syscall)
/* if there's no signal to deliver, we just put the saved sigmask
* back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
/*
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index e16f8f297f6..06885e94e45 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -525,8 +525,5 @@ void do_signal(int canrestart, struct pt_regs *regs)
/* if there's no signal to deliver, we just put the saved sigmask
* back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index b338d8fc0c1..fe12cdca0ba 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -560,10 +560,7 @@ do_signal(int canrestart, struct pt_regs *regs)
/* if there's no signal to deliver, we just put the saved sigmask
* back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
asmlinkage void
diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c
index 595bf1e5a5d..16351cc8c36 100644
--- a/arch/frv/kernel/signal.c
+++ b/arch/frv/kernel/signal.c
@@ -536,11 +536,7 @@ no_signal:
/* if there's no signal to deliver, we just put the saved sigmask
* back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
-
+ restore_saved_sigmask();
} /* end do_signal() */
/*****************************************************************************/
diff --git a/arch/h8300/kernel/signal.c b/arch/h8300/kernel/signal.c
index e58992ad789..63623dabab3 100644
--- a/arch/h8300/kernel/signal.c
+++ b/arch/h8300/kernel/signal.c
@@ -501,8 +501,7 @@ statis void do_signal(struct pt_regs *regs)
}
/* If there's no signal to deliver, we just restore the saved mask. */
- if (test_and_clear_thread_flag(TIF_RESTORE_SIGMASK))
- set_current_blocked(&current->saved_sigmask);
+ restore_saved_sigmask();
}
asmlinkage void do_notify_resume(struct pt_regs *regs, u32 thread_info_flags)
diff --git a/arch/hexagon/kernel/signal.c b/arch/hexagon/kernel/signal.c
index 21a3018cb9b..acd6272913b 100644
--- a/arch/hexagon/kernel/signal.c
+++ b/arch/hexagon/kernel/signal.c
@@ -259,10 +259,7 @@ no_signal:
no_restart:
/* If there's no signal to deliver, put the saved sigmask back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index 7523501d3bc..39d8f3afff4 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -538,8 +538,5 @@ ia64_do_signal (struct sigscratch *scr, long in_syscall)
/* if there's no signal to deliver, we just put the saved sigmask
* back */
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index 64804f1f514..2ad7c458766 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -360,10 +360,7 @@ static void do_signal(struct pt_regs *regs)
prev_insn(regs);
}
}
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
/*
diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c
index 973eec60cad..685cbe84f33 100644
--- a/arch/m68k/kernel/signal.c
+++ b/arch/m68k/kernel/signal.c
@@ -1182,10 +1182,7 @@ static void do_signal(struct pt_regs *regs)
handle_restart(regs, NULL, 0);
/* If there's no signal to deliver, we just restore the saved mask. */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
void do_notify_resume(struct pt_regs *regs)
diff --git a/arch/microblaze/kernel/signal.c b/arch/microblaze/kernel/signal.c
index 5d796e32786..8e644dfaba4 100644
--- a/arch/microblaze/kernel/signal.c
+++ b/arch/microblaze/kernel/signal.c
@@ -381,10 +381,7 @@ static void do_signal(struct pt_regs *regs, int in_syscall)
* If there's no signal to deliver, we just put the saved sigmask
* back.
*/
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
void do_notify_resume(struct pt_regs *regs, int in_syscall)
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index 8a6e6d116ab..aad2d2da5ee 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -614,10 +614,7 @@ static void do_signal(struct pt_regs *regs)
* If there's no signal to deliver, we just put the saved sigmask
* back
*/
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
/*
diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c
index b8b6aa1a683..b7994c38eac 100644
--- a/arch/mn10300/kernel/signal.c
+++ b/arch/mn10300/kernel/signal.c
@@ -525,10 +525,7 @@ static void do_signal(struct pt_regs *regs)
/* if there's no signal to deliver, we just put the saved sigmask
* back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
/*
diff --git a/arch/openrisc/kernel/signal.c b/arch/openrisc/kernel/signal.c
index 9ae61152295..266c6fd2eb5 100644
--- a/arch/openrisc/kernel/signal.c
+++ b/arch/openrisc/kernel/signal.c
@@ -339,11 +339,7 @@ void do_signal(struct pt_regs *regs)
if (signr <= 0) {
/* no signal to deliver so we just put the saved sigmask
* back */
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
-
+ restore_saved_sigmask();
} else { /* signr > 0 */
sigset_t *oldset;
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c
index e7a7cd3e112..277cacadf65 100644
--- a/arch/parisc/kernel/signal.c
+++ b/arch/parisc/kernel/signal.c
@@ -621,12 +621,7 @@ do_signal(struct pt_regs *regs, long in_syscall)
DBG(1,"do_signal: Exit (not delivered), regs->gr[28] = %ld\n",
regs->gr[28]);
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
-
- return;
+ restore_saved_sigmask();
}
void do_notify_resume(struct pt_regs *regs, long in_syscall)
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index bfc3ec1382f..0f4cc67f426 100644
--- a/arch/powerpc/kernel/signal.c
+++ b/arch/powerpc/kernel/signal.c
@@ -132,12 +132,8 @@ static int do_signal(struct pt_regs *regs)
check_syscall_restart(regs, &ka, signr > 0);
if (signr <= 0) {
- struct thread_info *ti = current_thread_info();
/* No signal to deliver -- put the saved sigmask back */
- if (ti->local_flags & _TLF_RESTORE_SIGMASK) {
- ti->local_flags &= ~_TLF_RESTORE_SIGMASK;
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
regs->trap = 0;
return 0; /* no signals delivered */
}
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 42a6e8b47f0..37799089c38 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -484,10 +484,7 @@ void do_signal(struct pt_regs *regs)
/*
* If there's no signal to deliver, we just put the saved sigmask back.
*/
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
void do_notify_resume(struct pt_regs *regs)
diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c
index 302838d3acf..9e751559375 100644
--- a/arch/score/kernel/signal.c
+++ b/arch/score/kernel/signal.c
@@ -337,10 +337,7 @@ static void do_signal(struct pt_regs *regs)
* If there's no signal to deliver, we just put the saved sigmask
* back
*/
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
/*
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 9d7bfd66f18..92f4173ad29 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -610,10 +610,7 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
* If there's no signal to deliver, we just put the saved sigmask
* back.
*/
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int save_r0,
diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index aa642843084..6e191ef0aa6 100644
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -143,12 +143,7 @@ static void do_signal(struct pt_regs *regs)
}
/* No signal to deliver -- put the saved sigmask back */
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
-
- return;
+ restore_saved_sigmask();
}
/*
diff --git a/arch/sparc/kernel/signal32.c b/arch/sparc/kernel/signal32.c
index bb1513e45f1..88e0d8122d2 100644
--- a/arch/sparc/kernel/signal32.c
+++ b/arch/sparc/kernel/signal32.c
@@ -872,10 +872,7 @@ void do_signal32(sigset_t *oldset, struct pt_regs * regs)
/* If there's no signal to deliver, we just put the saved sigmask
* back
*/
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- set_current_blocked(&current->saved_sigmask);
- }
+ restore_saved_sigmask();
}
struct sigstack32 {
diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c
index 6b42e8622d1..9dd97d2e171 100644
--- a/arch/sparc/kernel/signal_32.c
+++ b/arch/sparc/kernel/signal_32.c
@@ -576,10 +576,7 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
/* if there's no signal to deliver, we just put the saved sigmask
* back
*/
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- set_current_blocked(&current->saved_sigmask);
- }
+ restore_saved_sigmask();
}
void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0,
diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c
index c82cf1cc396..55b820ee0ac 100644
--- a/arch/sparc/kernel/signal_64.c
+++ b/arch/sparc/kernel/signal_64.c
@@ -594,10 +594,7 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
/* If there's no signal to deliver, we just put the saved sigmask
* back
*/
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- set_current_blocked(&current->saved_sigmask);
- }
+ restore_saved_sigmask();
}
void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, unsigned long thread_info_flags)
diff --git a/arch/tile/kernel/signal.c b/arch/tile/kernel/signal.c
index f79d4b88c74..62b3493ea77 100644
--- a/arch/tile/kernel/signal.c
+++ b/arch/tile/kernel/signal.c
@@ -350,10 +350,7 @@ void do_signal(struct pt_regs *regs)
}
/* If there's no signal to deliver, just put the saved sigmask back. */
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
done:
/* Avoid double syscall restart if there are nested signals. */
diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c
index 292e706016c..6acf13c1740 100644
--- a/arch/um/kernel/signal.c
+++ b/arch/um/kernel/signal.c
@@ -130,10 +130,8 @@ static int kern_do_signal(struct pt_regs *regs)
* if there's no signal to deliver, we just put the saved sigmask
* back
*/
- if (!handled_sig && test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ if (!handled_sig)
+ restore_saved_sigmask();
return handled_sig;
}
diff --git a/arch/unicore32/kernel/signal.c b/arch/unicore32/kernel/signal.c
index 28782ad47b9..65a5ed3b6f2 100644
--- a/arch/unicore32/kernel/signal.c
+++ b/arch/unicore32/kernel/signal.c
@@ -451,8 +451,7 @@ static void do_signal(struct pt_regs *regs, int syscall)
/* If there's no signal to deliver, we just put the saved
* sigmask back.
*/
- if (test_and_clear_thread_flag(TIF_RESTORE_SIGMASK))
- set_current_blocked(&current->saved_sigmask);
+ restore_saved_sigmask();
}
asmlinkage void do_notify_resume(struct pt_regs *regs,
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 2e937a5ad53..25a4a81a51a 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -796,10 +796,7 @@ static void do_signal(struct pt_regs *regs)
* If there's no signal to deliver, we just put the saved sigmask
* back.
*/
- if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
- set_current_blocked(&current->saved_sigmask);
- }
+ restore_saved_sigmask();
}
/*
diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c
index ea7e17778a7..8c4e751e3b8 100644
--- a/arch/xtensa/kernel/signal.c
+++ b/arch/xtensa/kernel/signal.c
@@ -532,8 +532,7 @@ no_signal:
}
/* If there's no signal to deliver, we just restore the saved mask. */
- if (test_and_clear_thread_flag(TIF_RESTORE_SIGMASK))
- set_current_blocked(&current->saved_sigmask);
+ restore_saved_sigmask();
if (current->ptrace & PT_SINGLESTEP)
task_pt_regs(current)->icountlevel = 1;
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 660c8ae9347..f1b46b88f6f 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2207,6 +2207,12 @@ extern int send_sigqueue(struct sigqueue *, struct task_struct *, int group);
extern int do_sigaction(int, struct k_sigaction *, struct k_sigaction *);
extern int do_sigaltstack(const stack_t __user *, stack_t __user *, unsigned long);
+static inline void restore_saved_sigmask(void)
+{
+ if (test_and_clear_restore_sigmask())
+ set_current_blocked(&current->saved_sigmask);
+}
+
static inline int kill_cad_pid(int sig, int priv)
{
return kill_pid(cad_pid, sig, priv);