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---
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yaml
---
r: 298654
b: refs/heads/master
c: 2561b06
h: refs/heads/master
v: v3
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Matt Fleming authored and Linus Torvalds committed Apr 5, 2012
1 parent df2b0af commit 5966d93
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Showing 2 changed files with 11 additions and 22 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 234e340582901211f40d8c732afc49f0630ecf05
refs/heads/master: 2561b069da3e8fe2ab939f82abe43754d39b6ea0
31 changes: 10 additions & 21 deletions trunk/arch/alpha/kernel/signal.c
Original file line number Diff line number Diff line change
Expand Up @@ -120,12 +120,13 @@ SYSCALL_DEFINE5(rt_sigaction, int, sig, const struct sigaction __user *, act,
*/
SYSCALL_DEFINE1(sigsuspend, old_sigset_t, mask)
{
mask &= _BLOCKABLE;
spin_lock_irq(&current->sighand->siglock);
sigset_t blocked;

current->saved_sigmask = current->blocked;
siginitset(&current->blocked, mask);
recalc_sigpending();
spin_unlock_irq(&current->sighand->siglock);

mask &= _BLOCKABLE;
siginitset(&blocked, mask);
set_current_blocked(&blocked);

current->state = TASK_INTERRUPTIBLE;
schedule();
Expand Down Expand Up @@ -238,10 +239,7 @@ do_sigreturn(struct sigcontext __user *sc, struct pt_regs *regs,
goto give_sigsegv;

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(sc, regs, sw))
goto give_sigsegv;
Expand Down Expand Up @@ -276,10 +274,7 @@ do_rt_sigreturn(struct rt_sigframe __user *frame, struct pt_regs *regs,
goto give_sigsegv;

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(&frame->uc.uc_mcontext, regs, sw))
goto give_sigsegv;
Expand Down Expand Up @@ -501,14 +496,8 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info,
else
ret = setup_frame(sig, ka, oldset, regs, sw);

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;
}
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