From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756717AbYGOXHY (ORCPT ); Tue, 15 Jul 2008 19:07:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752536AbYGOXHM (ORCPT ); Tue, 15 Jul 2008 19:07:12 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:36249 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753387AbYGOXHK (ORCPT ); Tue, 15 Jul 2008 19:07:10 -0400 Date: Wed, 16 Jul 2008 01:06:46 +0200 From: Ingo Molnar To: Pekka Enberg Cc: Linus Torvalds , Andrew Morton , linux-kernel@vger.kernel.org, paulmck@us.ibm.com, a.p.zijlstra@chello.nl, Vegard Nossum Subject: Re: [git pull] RCU updates for v2.6.27 Message-ID: <20080715230646.GB31249@elte.hu> References: <20080714152045.GA29159@elte.hu> <20080715131515.ebdc53d8.akpm@linux-foundation.org> <84144f020807151401s2e37b892q2df007c9e1e3464a@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <84144f020807151401s2e37b892q2df007c9e1e3464a@mail.gmail.com> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Pekka Enberg wrote: > There are now three commits in your tree that fix a real bug reported > by kmemcheck: 8410565f540db87ca938f56f92780d251e4f157d ("ACPICA: Fix > for access to deleted object "), > adeed48090fc370afa0db8d007748ee72a40b578 ("rc80211_pid: Fix fast_start > parameter handling"), and 62f75532b583c03840f31e40386ce2df73be9ca0 > ("slub: Initialize per-cpu stats"). there's a fourth one that i found via kmemcheck and which got fixed by Jens but the commit log doesnt mention that it was found via kmemcheck: | commit 63a7138671c50a6f2c27bbd1a308dc75967062a3 | Author: Jens Axboe | Date: Fri Feb 8 12:41:03 2008 +0100 | | block: fixup rq_init() a bit > So I think it has been helpful and that the infrastructure it adds is > valuable for future debugging aids. even if it was not finding any bugs it would be useful to us - it has already cleaned up a few dusty aspects of x86 code. (it might be similar for SLUB) Oh, and kmemcheck got Vegard to hack Linux ;-) Ingo