Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761523AbYBALB4 (ORCPT ); Fri, 1 Feb 2008 06:01:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760326AbYBALBg (ORCPT ); Fri, 1 Feb 2008 06:01:36 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:49980 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760198AbYBALBf (ORCPT ); Fri, 1 Feb 2008 06:01:35 -0500 Date: Fri, 1 Feb 2008 12:01:23 +0100 From: Ingo Molnar To: Jens Axboe Cc: linux-kernel@vger.kernel.org Subject: Re: [bug] as_merged_requests(): possible recursive locking detected Message-ID: <20080201110123.GF27178@elte.hu> References: <20080131221436.GA3760@elte.hu> <20080201084056.GH15220@kernel.dk> <20080201104537.GA27178@elte.hu> <20080201104733.GM15220@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080201104733.GM15220@kernel.dk> User-Agent: Mutt/1.5.17 (2007-11-01) 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 Content-Length: 827 Lines: 26 * Jens Axboe wrote: > On Fri, Feb 01 2008, Ingo Molnar wrote: > > > > * Jens Axboe wrote: > > > > > Are you sure this triggered with the as fixup in place? It looks like > > > the same bug. > > > > most definitely a separate bug. > > yeah, I didn't read it carefully enough. Nikanth found the reason. /me processes his mbox some more and sees the mails am i right that lockdep complained about real lockup potential here? (i.e. it caught a real bug) So there's no need to change anything on the lockdep side, right? Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/