Apply preempt_rt patch-4.9-rt1.patch.xz

[zynq/linux.git] / kernel / events / core.c

diff --git a/kernel/events/core.c b/kernel/events/core.c
index 02c8421f8c0190135995a31731d6e61c3064a9e8..3748cb7b2d6e317d2e22a9372923f17fcc08cdb1 100644 (file)
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -1050,6 +1050,7 @@ static void __perf_mux_hrtimer_init(struct perf_cpu_context *cpuctx, int cpu)
        raw_spin_lock_init(&cpuctx->hrtimer_lock);
        hrtimer_init(timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS_PINNED);
        timer->function = perf_mux_hrtimer_handler;
+       timer->irqsafe = 1;
 }
 
 static int perf_mux_hrtimer_restart(struct perf_cpu_context *cpuctx)
@@ -8335,6 +8336,7 @@ static void perf_swevent_init_hrtimer(struct perf_event *event)
 
        hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
        hwc->hrtimer.function = perf_swevent_hrtimer;
+       hwc->hrtimer.irqsafe = 1;
 
        /*
         * Since hrtimers have a fixed rate, we can do a static freq->period