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Diffstat (limited to 'kernel/hrtimer.c')
-rw-r--r--kernel/hrtimer.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 476cb0c0b4a4..de93a8176ca6 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -1355,17 +1355,16 @@ static void migrate_hrtimers(int cpu)
tick_cancel_sched_timer(cpu);
local_irq_disable();
-
- spin_lock(&new_base->lock);
- spin_lock(&old_base->lock);
+ double_spin_lock(&new_base->lock, &old_base->lock,
+ smp_processor_id() < cpu);
for (i = 0; i < HRTIMER_MAX_CLOCK_BASES; i++) {
migrate_hrtimer_list(&old_base->clock_base[i],
&new_base->clock_base[i]);
}
- spin_unlock(&old_base->lock);
- spin_unlock(&new_base->lock);
+ double_spin_unlock(&new_base->lock, &old_base->lock,
+ smp_processor_id() < cpu);
local_irq_enable();
put_cpu_var(hrtimer_bases);
}