Commit 514c2304 authored Apr 14, 2015 by Thomas Gleixner

x86: perf: 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 <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: x86@kernel.org
Link: http://lkml.kernel.org/r/20150414203502.260487331@linutronix.de


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent c1ad348b

arch/x86/kernel/cpu/perf_event_intel_rapl.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -204,9 +204,8 @@ static u64 rapl_event_update(struct perf_event *event)

		static void rapl_start_hrtimer(struct rapl_pmu *pmu)
		{
		__hrtimer_start_range_ns(&pmu->hrtimer,
		pmu->timer_interval, 0,
		HRTIMER_MODE_REL_PINNED, 0);
		hrtimer_start(&pmu->hrtimer, pmu->timer_interval,
		HRTIMER_MODE_REL_PINNED);
		}

		static void rapl_stop_hrtimer(struct rapl_pmu *pmu)