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authorAl Viro <viro@zeniv.linux.org.uk>2012-05-21 21:42:32 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-05-21 23:52:30 -0400
commit68f3f16d9ad0f1e28ab3fd0001ab5798c41f15a3 (patch)
treefd023109413f5eb28b364663fdf4bf2eabca47d4 /arch/um
parentbf67f3a5c456a18f2e8d062f7e88506ef2cd9837 (diff)
new helper: sigsuspend()
guts of saved_sigmask-based sigsuspend/rt_sigsuspend. Takes kernel sigset_t *. Open-coded instances replaced with calling it. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/kernel/signal.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c
index fb12f4c5e649..b9b75b3bd5c9 100644
--- a/arch/um/kernel/signal.c
+++ b/arch/um/kernel/signal.c
@@ -152,15 +152,8 @@ int do_signal(void)
long sys_sigsuspend(int history0, int history1, old_sigset_t mask)
{
sigset_t blocked;
-
- mask &= _BLOCKABLE;
siginitset(&blocked, mask);
- set_current_blocked(&blocked);
-
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_thread_flag(TIF_RESTORE_SIGMASK);
- return -ERESTARTNOHAND;
+ return sigsuspend(&blocked);
}
long sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss)