From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753800Ab0IXI76 (ORCPT ); Fri, 24 Sep 2010 04:59:58 -0400 Received: from hera.kernel.org ([140.211.167.34]:35428 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753438Ab0IXI75 (ORCPT ); Fri, 24 Sep 2010 04:59:57 -0400 Date: Fri, 24 Sep 2010 08:59:40 GMT From: tip-bot for Jason Baron Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, rostedt@goodmis.org, jbaron@redhat.com, tglx@linutronix.de Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, rostedt@goodmis.org, tglx@linutronix.de, jbaron@redhat.com In-Reply-To: References: To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] jump label: Initialize workqueue tracepoints *before* they are registered Message-ID: Git-Commit-ID: e0cf0cd49632552f063fb3ae58691946da45fb2e X-Mailer: tip-git-log-daemon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Fri, 24 Sep 2010 08:59:40 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: e0cf0cd49632552f063fb3ae58691946da45fb2e Gitweb: http://git.kernel.org/tip/e0cf0cd49632552f063fb3ae58691946da45fb2e Author: Jason Baron AuthorDate: Fri, 17 Sep 2010 11:09:04 -0400 Committer: Steven Rostedt CommitDate: Wed, 22 Sep 2010 16:30:03 -0400 jump label: Initialize workqueue tracepoints *before* they are registered Initialize the workqueue data structures *before* they are registered so that they are ready for callbacks. Signed-off-by: Jason Baron LKML-Reference: Signed-off-by: Steven Rostedt --- kernel/trace/trace_workqueue.c | 10 +++++----- 1 files changed, 5 insertions(+), 5 deletions(-) diff --git a/kernel/trace/trace_workqueue.c b/kernel/trace/trace_workqueue.c index a7cc379..209b379 100644 --- a/kernel/trace/trace_workqueue.c +++ b/kernel/trace/trace_workqueue.c @@ -263,6 +263,11 @@ int __init trace_workqueue_early_init(void) { int ret, cpu; + for_each_possible_cpu(cpu) { + spin_lock_init(&workqueue_cpu_stat(cpu)->lock); + INIT_LIST_HEAD(&workqueue_cpu_stat(cpu)->list); + } + ret = register_trace_workqueue_insertion(probe_workqueue_insertion, NULL); if (ret) goto out; @@ -279,11 +284,6 @@ int __init trace_workqueue_early_init(void) if (ret) goto no_creation; - for_each_possible_cpu(cpu) { - spin_lock_init(&workqueue_cpu_stat(cpu)->lock); - INIT_LIST_HEAD(&workqueue_cpu_stat(cpu)->list); - } - return 0; no_creation: