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pull clearing RESTORE_SIGMASK into block_sigmask()

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Signed-off-by: Al Viro <[email protected]>
This commit is contained in:
Al Viro 2012-05-21 23:42:15 -04:00
commit a610d6e672
34 changed files with 130 additions and 387 deletions
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26
arch/sh/kernel/signal_32.c
View file

@ -522,7 +522,7 @@ handle_syscall_restart(unsigned long save_r0, struct pt_regs *regs,
/*
* OK, we're invoking a handler
*/
static int
static void
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
struct pt_regs *regs, unsigned int save_r0)
{
@ -535,10 +535,11 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
else
ret = setup_frame(sig, ka, oldset, regs);
if (ret == 0)
block_sigmask(ka, sig);
return ret;
if (ret)
return;
block_sigmask(ka, sig);
tracehook_signal_handler(sig, info, ka, regs,
test_thread_flag(TIF_SINGLESTEP));
}
/*
@ -570,20 +571,7 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
handle_syscall_restart(save_r0, regs, &ka.sa);
/* Whee! Actually deliver the signal. */
if (handle_signal(signr, &ka, &info,
regs, save_r0) == 0) {
/*
* A signal was successfully delivered; the saved
* sigmask will have been stored in the signal frame,
* and will be restored by sigreturn, so we can simply
* clear the TS_RESTORE_SIGMASK flag
*/
current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
tracehook_signal_handler(signr, &info, &ka, regs,
test_thread_flag(TIF_SINGLESTEP));
}
handle_signal(signr, &ka, &info, regs, save_r0);
return;
}

24
arch/sh/kernel/signal_64.c
View file

@ -43,7 +43,7 @@
#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
static int
static void
handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
struct pt_regs * regs);
@ -103,17 +103,7 @@ static void do_signal(struct pt_regs *regs)
handle_syscall_restart(regs, &ka.sa);
/* Whee! Actually deliver the signal. */
if (handle_signal(signr, &info, &ka, regs) == 0) {
/*
* If a signal was successfully delivered, the
* saved sigmask is in its frame, and we can
* clear the TS_RESTORE_SIGMASK flag.
*/
current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
tracehook_signal_handler(signr, &info, &ka, regs,
test_thread_flag(TIF_SINGLESTEP));
}
handle_signal(signr, &info, &ka, regs);
return;
}
@ -648,7 +638,7 @@ give_sigsegv:
/*
* OK, we're invoking a handler
*/
static int
static void
handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
struct pt_regs * regs)
{
@ -661,10 +651,12 @@ handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
else
ret = setup_frame(sig, ka, oldset, regs);
if (ret == 0)
block_sigmask(ka, sig);
if (ret)
return;
return ret;
block_sigmask(ka, sig);
tracehook_signal_handler(sig, info, ka, regs,
test_thread_flag(TIF_SINGLESTEP));
}
asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)