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| author | Ingo Molnar <mingo@kernel.org> | 2016-04-13 08:57:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-04-13 08:57:03 +0200 |
| commit | 889fac6d67d46a5e781c08fb26fec9016db1c307 (patch) | |
| tree | 7e01d04928f7ce343afff5b77ba13c2f3d083326 /kernel/time/timer.c | |
| parent | dad38ca64a252144b4ccdfe9730a3fe2b7c61957 (diff) | |
| parent | bf16200689118d19de1b8d2a3c314fc21f5dc7bb (diff) | |
| download | linux-889fac6d67d46a5e781c08fb26fec9016db1c307.tar.gz linux-889fac6d67d46a5e781c08fb26fec9016db1c307.tar.bz2 linux-889fac6d67d46a5e781c08fb26fec9016db1c307.zip | |
Merge tag 'v4.6-rc3' into perf/core, to refresh the tree
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/time/timer.c')
| -rw-r--r-- | kernel/time/timer.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/kernel/time/timer.c b/kernel/time/timer.c index bbc5d1114583..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) { @@ -1698,10 +1709,10 @@ EXPORT_SYMBOL(msleep_interruptible); static void __sched do_usleep_range(unsigned long min, unsigned long max) { ktime_t kmin; - unsigned long delta; + u64 delta; kmin = ktime_set(0, min * NSEC_PER_USEC); - delta = (max - min) * NSEC_PER_USEC; + delta = (u64)(max - min) * NSEC_PER_USEC; schedule_hrtimeout_range(&kmin, delta, HRTIMER_MODE_REL); } |