linux-kernel - [tip:timers/core] x86: perf: Use hrtimer

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Message-ID: <tip-514c2304b4574dae28c3d7c0ad6b9cf296994140@git.kernel.org>
Date:	Wed, 22 Apr 2015 12:10:30 -0700
From:	tip-bot for Thomas Gleixner <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	peterz@...radead.org, fweisbec@...il.com, tglx@...utronix.de,
	viresh.kumar@...aro.org, mingo@...nel.org,
	preeti@...ux.vnet.ibm.com, mtosatti@...hat.com,
	linux-kernel@...r.kernel.org, hpa@...or.com
Subject: [tip:timers/core] x86: perf: Use hrtimer_start()

Commit-ID:  514c2304b4574dae28c3d7c0ad6b9cf296994140
Gitweb:     http://git.kernel.org/tip/514c2304b4574dae28c3d7c0ad6b9cf296994140
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Tue, 14 Apr 2015 21:09:00 +0000
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Wed, 22 Apr 2015 17:06:50 +0200

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@...utronix.de>
Acked-by: Peter Zijlstra <peterz@...radead.org>
Cc: Preeti U Murthy <preeti@...ux.vnet.ibm.com>
Cc: Viresh Kumar <viresh.kumar@...aro.org>
Cc: Marcelo Tosatti <mtosatti@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: x86@...nel.org
Link: http://lkml.kernel.org/r/20150414203502.260487331@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 arch/x86/kernel/cpu/perf_event_intel_rapl.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event_intel_rapl.c b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
index 999289b9..10190c0 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
@@ -204,9 +204,8 @@ again:
 
 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)
--
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