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Diffstat (limited to 'arch/cris/arch-v10/kernel/signal.c')
-rw-r--r--arch/cris/arch-v10/kernel/signal.c34
1 files changed, 6 insertions, 28 deletions
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index e16f8f297f6..0bb477c13a4 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -31,8 +31,6 @@
#define DEBUG_SIG 0
-#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
-
/* a syscall in Linux/CRIS is a break 13 instruction which is 2 bytes */
/* manipulate regs so that upon return, it will be re-executed */
@@ -176,7 +174,6 @@ asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof,
sizeof(frame->extramask))))
goto badframe;
- sigdelsetmask(&set, ~_BLOCKABLE);
set_current_blocked(&set);
if (restore_sigcontext(regs, &frame->sc))
@@ -212,7 +209,6 @@ asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13,
if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))
goto badframe;
- sigdelsetmask(&set, ~_BLOCKABLE);
set_current_blocked(&set);
if (restore_sigcontext(regs, &frame->uc.uc_mcontext))
@@ -415,10 +411,11 @@ give_sigsegv:
* OK, we're invoking a handler
*/
-static inline int handle_signal(int canrestart, unsigned long sig,
+static inline void handle_signal(int canrestart, unsigned long sig,
siginfo_t *info, struct k_sigaction *ka,
- sigset_t *oldset, struct pt_regs *regs)
+ struct pt_regs *regs)
{
+ sigset_t *oldset = sigmask_to_save();
int ret;
/* Are we from a system call? */
@@ -456,9 +453,7 @@ static inline int handle_signal(int canrestart, unsigned long sig,
ret = setup_frame(sig, ka, oldset, regs);
if (ret == 0)
- block_sigmask(ka, sig);
-
- return ret;
+ signal_delivered(sig, info, ka, regs, 0);
}
/*
@@ -478,7 +473,6 @@ void do_signal(int canrestart, struct pt_regs *regs)
siginfo_t info;
int signr;
struct k_sigaction ka;
- sigset_t *oldset;
/*
* We want the common case to go fast, which
@@ -489,23 +483,10 @@ void do_signal(int canrestart, struct pt_regs *regs)
if (!user_mode(regs))
return;
- if (test_thread_flag(TIF_RESTORE_SIGMASK))
- oldset = &current->saved_sigmask;
- else
- oldset = &current->blocked;
-
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
/* Whee! Actually deliver the signal. */
- if (handle_signal(canrestart, signr, &info, &ka,
- oldset, regs)) {
- /* 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 TIF_RESTORE_SIGMASK flag */
- if (test_thread_flag(TIF_RESTORE_SIGMASK))
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- }
+ handle_signal(canrestart, signr, &info, &ka, regs);
return;
}
@@ -525,8 +506,5 @@ 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();
}