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authorAndrew Morton <akpm@linux-foundation.org>2016-03-25 14:20:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-25 16:37:42 -0700
commit69b27baf00fa9b7b14b3263c105390d1683425b2 (patch)
tree6590848e3ff8d0ee4e0624a3f93082c6953906e7 /kernel
parent1701f680407c6cc05121566cef5293d33881fe71 (diff)
downloadlinux-69b27baf00fa9b7b14b3263c105390d1683425b2.tar.bz2
sched: add schedule_timeout_idle()
This will be needed in the patch "mm, oom: introduce oom reaper". Acked-by: Michal Hocko <mhocko@suse.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/time/timer.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index d1798fa0c743..73164c3aa56b 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -1566,6 +1566,17 @@ signed long __sched schedule_timeout_uninterruptible(signed long timeout)
}
EXPORT_SYMBOL(schedule_timeout_uninterruptible);
+/*
+ * Like schedule_timeout_uninterruptible(), except this task will not contribute
+ * to load average.
+ */
+signed long __sched schedule_timeout_idle(signed long timeout)
+{
+ __set_current_state(TASK_IDLE);
+ return schedule_timeout(timeout);
+}
+EXPORT_SYMBOL(schedule_timeout_idle);
+
#ifdef CONFIG_HOTPLUG_CPU
static void migrate_timer_list(struct tvec_base *new_base, struct hlist_head *head)
{