From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Clayton Subject: Re: [patch 02/52] fs: fix superblock iteration race Date: Wed, 30 Jun 2010 08:13:31 +0100 Message-ID: <201006300813.31762.chris2553@googlemail.com> References: <20100624030212.676457061@suse.de> <20100629201409.GO28364@laptop> <201006292138.40293.chris2553@googlemail.com> Reply-To: chris2553@googlemail.com Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: Linus Torvalds , Christoph Hellwig , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, John Stultz , Frank Mayhar , Al Viro To: Nick Piggin Return-path: Received: from mail-wy0-f174.google.com ([74.125.82.174]:44803 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752670Ab0F3HNv (ORCPT ); Wed, 30 Jun 2010 03:13:51 -0400 Received: by wyb38 with SMTP id 38so453639wyb.19 for ; Wed, 30 Jun 2010 00:13:49 -0700 (PDT) In-Reply-To: <201006292138.40293.chris2553@googlemail.com> Content-Disposition: inline Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Tuesday 29 June 2010, Chris Clayton wrote: > On Tuesday 29 June 2010, Nick Piggin wrote: > > On Tue, Jun 29, 2010 at 09:04:33PM +0100, Chris Clayton wrote: > > > > > > I'll spend a couple of hours doing stuff and see if I can generate an > > > oops. Trouble is, of course, that when I pull and build the latest and > > > greatest, I won't know why I'm not getting oopses, assuming I don't. > > > > Don't worry too much if you can't reproduce. I'd say it is likely to be > > this bug, and if so, it is going to depend significantly on timing and > > ordering of mounts/umounts. > > Yes, that makes sense. I did quite a bit of copying files to and from USB > storage devices this morning. I've got some more to do, so I'll see what > that produces. Well, try as I may, these oopses are like London buses - firstly you get three in quick succession when you don't need them and then when you do, none turn up. Oh well! Chris -- The more I see, the more I know. The more I know, the less I understand. Changing Man - Paul Weller