From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754738Ab1HJTAm (ORCPT ); Wed, 10 Aug 2011 15:00:42 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:46973 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754680Ab1HJTAl (ORCPT ); Wed, 10 Aug 2011 15:00:41 -0400 X-Authority-Analysis: v=1.1 cv=s3eDhkhcaTLnj7IEXy8aaXUiY7FbET0mf+/2Xe0elbc= c=1 sm=0 a=uD8D-oI69VIA:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=OPBmh+XkhLl+Enan7BmTLg==:17 a=LXhPem2ZwrCbe_bvu8wA:9 a=kkVxmwVRLkkugFvTdsQA:7 a=PUjeQqilurYA:10 a=OPBmh+XkhLl+Enan7BmTLg==:117 X-Cloudmark-Score: 0 X-Originating-IP: 67.242.120.143 Subject: Re: [RFC PATCH][3.0] Tracepoint: dissociate from module mutex From: Steven Rostedt To: Jason Baron Cc: Mathieu Desnoyers , linux-kernel@vger.kernel.org, Ingo Molnar , Lai Jiangshan , Peter Zijlstra , tglx@linutronix.de In-Reply-To: <20110810180522.GB2988@redhat.com> References: <20110810174101.GA6523@Krystal> <20110810180522.GB2988@redhat.com> Content-Type: text/plain; charset="ISO-8859-15" Date: Wed, 10 Aug 2011 15:00:38 -0400 Message-ID: <1313002838.18583.261.camel@gandalf.stny.rr.com> Mime-Version: 1.0 X-Mailer: Evolution 2.32.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2011-08-10 at 14:05 -0400, Jason Baron wrote: > This is similar to the approach we have taken in the jump label code - > on module insert/remove we store pointers into module table, so that we > don't require the module_mutex during update time. It has been working > well there, so this design makes sense to me at least. It is also similar to what both ftrace and trace events do as well. -- Steve