From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932275Ab1KOU2V (ORCPT ); Tue, 15 Nov 2011 15:28:21 -0500 Received: from e8.ny.us.ibm.com ([32.97.182.138]:36382 "EHLO e8.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932259Ab1KOU2S (ORCPT ); Tue, 15 Nov 2011 15:28:18 -0500 From: "Paul E. McKenney" To: linux-kernel@vger.kernel.org Cc: mingo@elte.hu, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@polymtl.ca, josh@joshtriplett.org, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, Valdis.Kletnieks@vt.edu, dhowells@redhat.com, eric.dumazet@gmail.com, darren@dvhart.com, patches@linaro.org, "Paul E. McKenney" , "Paul E. McKenney" , Peter Zijlstra , Paul Mackerras , Arnaldo Carvalho de Melo Subject: [PATCH tip/core/rcu 8/9] events: Make events use the new is_idle_task() API Date: Tue, 15 Nov 2011 12:28:04 -0800 Message-Id: <1321388885-11211-8-git-send-email-paulmck@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.3.2 In-Reply-To: <20111115202736.GA11030@linux.vnet.ibm.com> References: <20111115202736.GA11030@linux.vnet.ibm.com> x-cbid: 11111520-9360-0000-0000-000000A3EEA4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Paul E. McKenney Change from direct comparison of ->pid with zero to is_idle_task(). Signed-off-by: Paul E. McKenney Signed-off-by: Paul E. McKenney Cc: Peter Zijlstra Cc: Paul Mackerras Cc: Ingo Molnar Cc: Arnaldo Carvalho de Melo --- kernel/events/core.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/kernel/events/core.c b/kernel/events/core.c index 0e8457d..cd3aa34 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -5283,7 +5283,7 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer) regs = get_irq_regs(); if (regs && !perf_exclude_event(event, regs)) { - if (!(event->attr.exclude_idle && current->pid == 0)) + if (!(event->attr.exclude_idle && is_idle_task(current))) if (perf_event_overflow(event, &data, regs)) ret = HRTIMER_NORESTART; } -- 1.7.3.2