From 3497d206c4d9b266d2e56c8b20e51b2f0e6a3c72 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Tue, 14 Apr 2015 21:09:03 +0000 Subject: perf: core: Use hrtimer_start() hrtimer_start() does not longer defer already expired timers to the softirq. Get rid of the __hrtimer_start_range_ns() invocation. Signed-off-by: Thomas Gleixner Acked-by: Peter Zijlstra Cc: Preeti U Murthy Cc: Viresh Kumar Cc: Marcelo Tosatti Cc: Frederic Weisbecker Link: http://lkml.kernel.org/r/20150414203502.452104213@linutronix.de Signed-off-by: Thomas Gleixner --- kernel/events/core.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'kernel/events/core.c') diff --git a/kernel/events/core.c b/kernel/events/core.c index 81aa3a4ece9f..05309fdba2a4 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -834,9 +834,7 @@ static void perf_cpu_hrtimer_restart(struct perf_cpu_context *cpuctx) if (hrtimer_active(hr)) return; - if (!hrtimer_callback_running(hr)) - __hrtimer_start_range_ns(hr, cpuctx->hrtimer_interval, - 0, HRTIMER_MODE_REL_PINNED, 0); + hrtimer_start(hr, cpuctx->hrtimer_interval, HRTIMER_MODE_REL_PINNED); } void perf_pmu_disable(struct pmu *pmu) @@ -6843,9 +6841,8 @@ static void perf_swevent_start_hrtimer(struct perf_event *event) } else { period = max_t(u64, 10000, hwc->sample_period); } - __hrtimer_start_range_ns(&hwc->hrtimer, - ns_to_ktime(period), 0, - HRTIMER_MODE_REL_PINNED, 0); + hrtimer_start(&hwc->hrtimer, ns_to_ktime(period), + HRTIMER_MODE_REL_PINNED); } static void perf_swevent_cancel_hrtimer(struct perf_event *event) -- cgit v1.2.3