From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755426AbYLPHHr (ORCPT ); Tue, 16 Dec 2008 02:07:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751603AbYLPHHL (ORCPT ); Tue, 16 Dec 2008 02:07:11 -0500 Received: from casper.infradead.org ([85.118.1.10]:39836 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751491AbYLPHHI (ORCPT ); Tue, 16 Dec 2008 02:07:08 -0500 Subject: sched: trace: update trace_sched_wakeup() From: Peter Zijlstra To: Ingo Molnar , Jason Baron , Mathieu Desnoyers Cc: linux-kernel , Steven Rostedt Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Tue, 16 Dec 2008 08:07:03 +0100 Message-Id: <1229411223.14605.48.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.24.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the information needed to distinguish 'real' wakeups from 'false' wakeups. --- include/trace/sched.h | 4 ++-- kernel/sched.c | 2 +- kernel/trace/trace_sched_switch.c | 2 +- kernel/trace/trace_sched_wakeup.c | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/include/trace/sched.h b/include/trace/sched.h index 9b2854a..a0861d2 100644 --- a/include/trace/sched.h +++ b/include/trace/sched.h @@ -17,8 +17,8 @@ DECLARE_TRACE(sched_wait_task, TPARGS(rq, p)); DECLARE_TRACE(sched_wakeup, - TPPROTO(struct rq *rq, struct task_struct *p), - TPARGS(rq, p)); + TPPROTO(struct rq *rq, struct task_struct *p, int success), + TPARGS(rq, p, success)); DECLARE_TRACE(sched_wakeup_new, TPPROTO(struct rq *rq, struct task_struct *p), diff --git a/kernel/sched.c b/kernel/sched.c index 0eff15b..953ded9 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -2329,7 +2329,7 @@ out_activate: success = 1; out_running: - trace_sched_wakeup(rq, p); + trace_sched_wakeup(rq, p, success); check_preempt_curr(rq, p, sync); p->state = TASK_RUNNING; diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c index 8633905..d4db564 100644 --- a/kernel/trace/trace_sched_switch.c +++ b/kernel/trace/trace_sched_switch.c @@ -49,7 +49,7 @@ probe_sched_switch(struct rq *__rq, struct task_struct *prev, } static void -probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee) +probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee, int success) { struct trace_array_cpu *data; unsigned long flags; diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c index 0067b49..43586b6 100644 --- a/kernel/trace/trace_sched_wakeup.c +++ b/kernel/trace/trace_sched_wakeup.c @@ -211,7 +211,7 @@ static void wakeup_reset(struct trace_array *tr) } static void -probe_wakeup(struct rq *rq, struct task_struct *p) +probe_wakeup(struct rq *rq, struct task_struct *p, int success) { int cpu = smp_processor_id(); unsigned long flags;