hrtimer: prevent migration of per CPU hrtimers

[linux-2.6-omap-h63xx.git] / kernel / trace / trace_sysprof.c

diff --git a/kernel/trace/trace_sysprof.c b/kernel/trace/trace_sysprof.c
index bb948e52ce204bc1ec90b6bf6276a70203121de6..db58fb66a135bbbbc71b16f949bcbf47300fbb4c 100644 (file)
--- a/kernel/trace/trace_sysprof.c
+++ b/kernel/trace/trace_sysprof.c
@@ -202,7 +202,7 @@ static void start_stack_timer(int cpu)
 
        hrtimer_init(hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
        hrtimer->function = stack_trace_timer_fn;
-       hrtimer->cb_mode = HRTIMER_CB_IRQSAFE_NO_SOFTIRQ;
+       hrtimer->cb_mode = HRTIMER_CB_IRQSAFE_PERCPU;
 
        hrtimer_start(hrtimer, ns_to_ktime(sample_period), HRTIMER_MODE_REL);
 }