From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760670Ab2EIRyW (ORCPT ); Wed, 9 May 2012 13:54:22 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:24728 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759487Ab2EIRyU (ORCPT ); Wed, 9 May 2012 13:54:20 -0400 X-Authority-Analysis: v=2.0 cv=ae7jbGUt c=1 sm=0 a=ZycB6UtQUfgMyuk2+PxD7w==:17 a=XQbtiDEiEegA:10 a=0in4RCm__d4A:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=meVymXHHAAAA:8 a=f5rXRSdyhcyBeFY_lAoA:9 a=PUjeQqilurYA:10 a=jeBq3FmKZ4MA:10 a=ZycB6UtQUfgMyuk2+PxD7w==:117 X-Cloudmark-Score: 0 X-Originating-IP: 74.67.80.29 Message-ID: <1336586058.14207.211.camel@gandalf.stny.rr.com> Subject: Re: [PATCH v7 1/3] trace: Make removal of ring buffer pages atomic From: Steven Rostedt To: Vaibhav Nagarnaik Cc: Frederic Weisbecker , Ingo Molnar , Laurent Chavey , Justin Teravest , David Sharp , linux-kernel@vger.kernel.org Date: Wed, 09 May 2012 13:54:18 -0400 In-Reply-To: References: <1335388704-26790-1-git-send-email-vnagarnaik@google.com> <1336096792-25373-1-git-send-email-vnagarnaik@google.com> <1336534682.14207.197.camel@gandalf.stny.rr.com> <1336573788.14207.208.camel@gandalf.stny.rr.com> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.2.2-1 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2012-05-09 at 10:46 -0700, Vaibhav Nagarnaik wrote: > On Wed, May 9, 2012 at 7:29 AM, Steven Rostedt wrote: > > This is far from a hot path. In fact, it's quite slow. Lets not uglify > > code just to optimize something that's not time critical. > > > > Please combine these two into a single loop. The wait for completion is > > fine as a separate loop. > > > > Sure, I will update the patch with that change. Have you found any > other issues in testing the patch? > Nope, not yet. Sorry for the spotty checks, I'm doing several other things in between. -- Steve