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Subject[tip:timers/core] x86: perf: uncore: Use hrtimer_start()
Commit-ID:  576b0704c9def6d54b3ae9e13b0b7567c713f568
Gitweb: http://git.kernel.org/tip/576b0704c9def6d54b3ae9e13b0b7567c713f568
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Tue, 14 Apr 2015 21:09:01 +0000
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 22 Apr 2015 17:06:50 +0200

x86: perf: uncore: 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/20150414203502.360555157@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/kernel/cpu/perf_event_intel_uncore.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index c635b8b..7c411f0 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -233,9 +233,8 @@ static enum hrtimer_restart uncore_pmu_hrtimer(struct hrtimer *hrtimer)

void uncore_pmu_start_hrtimer(struct intel_uncore_box *box)
{
- __hrtimer_start_range_ns(&box->hrtimer,
- ns_to_ktime(box->hrtimer_duration), 0,
- HRTIMER_MODE_REL_PINNED, 0);
+ hrtimer_start(&box->hrtimer, ns_to_ktime(box->hrtimer_duration),
+ HRTIMER_MODE_REL_PINNED);
}

void uncore_pmu_cancel_hrtimer(struct intel_uncore_box *box)

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