[PATCH] Optimise oom kill of current task
When oom_killer kills current there's no need to call
schedule_timeout_interruptible() since task must die ASAP.
Signed-Off-By: Pavel Emelianov <xemul@sw.ru>
Signed-Off-By: Kirill Korotaev <dev@openvz.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index d348b90..4748b90 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -298,7 +298,8 @@
/*
* Give "p" a good chance of killing itself before we
- * retry to allocate memory.
+ * retry to allocate memory unless "p" is current
*/
- schedule_timeout_interruptible(1);
+ if (!test_thread_flag(TIF_MEMDIE))
+ schedule_timeout_interruptible(1);
}