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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-09-30 17:37:52 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-10-09 09:14:02 +0200 |
| commit | fe0f49768d807a8fe6336b097feb8c4441951710 (patch) | |
| tree | 5473c103c550bfa72871b4418521f7836a24d6b1 /kernel | |
| parent | s390/vtime: do not reset idle data on CPU hotplug (diff) | |
| download | linux-fe0f49768d807a8fe6336b097feb8c4441951710.tar.xz linux-fe0f49768d807a8fe6336b097feb8c4441951710.zip | |
s390/nohz: use a per-cpu flag for arch_needs_cpu
Move the nohz_delay bit from the s390_idle data structure to the
per-cpu flags. Clear the nohz delay flag in __cpu_disable and
remove the cpu hotplug notifier that used to do this.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/time/tick-sched.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index f654a8a298fa..01d512fd45f1 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -572,7 +572,7 @@ static ktime_t tick_nohz_stop_sched_tick(struct tick_sched *ts, } while (read_seqretry(&jiffies_lock, seq)); if (rcu_needs_cpu(cpu, &rcu_delta_jiffies) || - arch_needs_cpu(cpu) || irq_work_needs_cpu()) { + arch_needs_cpu() || irq_work_needs_cpu()) { next_jiffies = last_jiffies + 1; delta_jiffies = 1; } else { |