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Diffstat (limited to 'arch/cris/arch-v32/kernel/signal.c')
-rw-r--r--arch/cris/arch-v32/kernel/signal.c66
1 files changed, 16 insertions, 50 deletions
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index ce4ab1a5552..b338d8fc0c1 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -59,19 +59,11 @@ void keep_debug_flags(unsigned long oldccs, unsigned long oldspc,
* dummy arguments to be able to reach the regs argument.
*/
int
-sys_sigsuspend(old_sigset_t mask, long r11, long r12, long r13, long mof,
- long srp, struct pt_regs *regs)
+sys_sigsuspend(old_sigset_t mask)
{
- mask &= _BLOCKABLE;
- spin_lock_irq(&current->sighand->siglock);
- current->saved_sigmask = current->blocked;
- siginitset(&current->blocked, mask);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_thread_flag(TIF_RESTORE_SIGMASK);
- return -ERESTARTNOHAND;
+ sigset_t blocked;
+ siginitset(&blocked, mask);
+ return sigsuspend(&blocked);
}
int
@@ -87,11 +79,11 @@ sys_sigaction(int signal, const struct old_sigaction *act,
if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
__get_user(newk.sa.sa_handler, &act->sa_handler) ||
- __get_user(newk.sa.sa_restorer, &act->sa_restorer))
+ __get_user(newk.sa.sa_restorer, &act->sa_restorer) ||
+ __get_user(newk.sa.sa_flags, &act->sa_flags) ||
+ __get_user(mask, &act->sa_mask))
return -EFAULT;
- __get_user(newk.sa.sa_flags, &act->sa_flags);
- __get_user(mask, &act->sa_mask);
siginitset(&newk.sa.sa_mask, mask);
}
@@ -100,11 +92,11 @@ sys_sigaction(int signal, const struct old_sigaction *act,
if (!retval && oact) {
if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
__put_user(oldk.sa.sa_handler, &oact->sa_handler) ||
- __put_user(oldk.sa.sa_restorer, &oact->sa_restorer))
+ __put_user(oldk.sa.sa_restorer, &oact->sa_restorer) ||
+ __put_user(oldk.sa.sa_flags, &oact->sa_flags) ||
+ __put_user(oldk.sa.sa_mask.sig[0], &oact->sa_mask))
return -EFAULT;
- __put_user(oldk.sa.sa_flags, &oact->sa_flags);
- __put_user(oldk.sa.sa_mask.sig[0], &oact->sa_mask);
}
return retval;
@@ -176,12 +168,7 @@ sys_sigreturn(long r10, long r11, long r12, long r13, long mof, long srp,
goto badframe;
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
-
- current->blocked = set;
-
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
if (restore_sigcontext(regs, &frame->sc))
goto badframe;
@@ -222,12 +209,7 @@ sys_rt_sigreturn(long r10, long r11, long r12, long r13, long mof, long srp,
goto badframe;
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
-
- current->blocked = set;
-
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
if (restore_sigcontext(regs, &frame->uc.uc_mcontext))
goto badframe;
@@ -363,10 +345,7 @@ setup_frame(int sig, struct k_sigaction *ka, sigset_t *set,
return 0;
give_sigsegv:
- if (sig == SIGSEGV)
- ka->sa.sa_handler = SIG_DFL;
-
- force_sig(SIGSEGV, current);
+ force_sigsegv(sig, current);
return -EFAULT;
}
@@ -450,10 +429,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
return 0;
give_sigsegv:
- if (sig == SIGSEGV)
- ka->sa.sa_handler = SIG_DFL;
-
- force_sig(SIGSEGV, current);
+ force_sigsegv(sig, current);
return -EFAULT;
}
@@ -512,18 +488,8 @@ handle_signal(int canrestart, unsigned long sig,
else
ret = setup_frame(sig, ka, oldset, regs);
- if (ka->sa.sa_flags & SA_ONESHOT)
- ka->sa.sa_handler = SIG_DFL;
-
- if (ret == 0) {
- spin_lock_irq(&current->sighand->siglock);
- sigorsets(&current->blocked, &current->blocked,
- &ka->sa.sa_mask);
- if (!(ka->sa.sa_flags & SA_NODEFER))
- sigaddset(&current->blocked, sig);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
- }
+ if (ret == 0)
+ block_sigmask(ka, sig);
return ret;
}