diff options
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/clocksource.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index b89c76e1c02c..b8a14d2fb5ba 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -306,12 +306,12 @@ void clocksource_verify_percpu(struct clocksource *cs) return; cpumask_clear(&cpus_ahead); cpumask_clear(&cpus_behind); - get_online_cpus(); + cpus_read_lock(); preempt_disable(); clocksource_verify_choose_cpus(); if (cpumask_weight(&cpus_chosen) == 0) { preempt_enable(); - put_online_cpus(); + cpus_read_unlock(); pr_warn("Not enough CPUs to check clocksource '%s'.\n", cs->name); return; } @@ -337,7 +337,7 @@ void clocksource_verify_percpu(struct clocksource *cs) cs_nsec_min = cs_nsec; } preempt_enable(); - put_online_cpus(); + cpus_read_unlock(); if (!cpumask_empty(&cpus_ahead)) pr_warn(" CPUs %*pbl ahead of CPU %d for clocksource %s.\n", cpumask_pr_args(&cpus_ahead), testcpu, cs->name); |