Avoid waking up every thread sleeping in a sigtimedwait call during
suspend and resume by calling a freezable blocking call.
Signed-off-by: Colin Cross <ccr...@android.com>
---
kernel/signal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/signal.c b/kernel/signal.c
index 598dc06..10a70a0 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2845,7 +2845,7 @@ int do_sigtimedwait(const sigset_t *which, siginfo_t
*info,
recalc_sigpending();
spin_unlock_irq(&tsk->sighand->siglock);
- timeout = schedule_timeout_interruptible(timeout);
+ timeout = freezable_schedule_timeout_interruptible(timeout);
spin_lock_irq(&tsk->sighand->siglock);
__set_task_blocked(tsk, &tsk->real_blocked);
--
1.8.2.1
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