Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762929AbXJRKtr (ORCPT ); Thu, 18 Oct 2007 06:49:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757305AbXJRKtj (ORCPT ); Thu, 18 Oct 2007 06:49:39 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:45688 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755726AbXJRKti (ORCPT ); Thu, 18 Oct 2007 06:49:38 -0400 Date: Thu, 18 Oct 2007 12:49:11 +0200 From: Ingo Molnar To: Jens Axboe Cc: Jeff Garzik , Linus Torvalds , linux-kernel@vger.kernel.org, Alan Cox Subject: Re: [bug] ata subsystem related crash with latest -git Message-ID: <20071018104910.GA9658@elte.hu> References: <20071018083213.GN5063@kernel.dk> <471720FE.4090004@garzik.org> <20071018091706.GO5063@kernel.dk> <4717281B.6070301@garzik.org> <20071018094128.GP5063@kernel.dk> <47172FB1.5020704@garzik.org> <20071018100959.GQ5063@kernel.dk> <20071018101348.GA29296@elte.hu> <20071018101650.GR5063@kernel.dk> <20071018101739.GS5063@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20071018101739.GS5063@kernel.dk> User-Agent: Mutt/1.5.14 (2007-02-12) 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=3.1.7-deb -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 640 Lines: 18 * Jens Axboe wrote: > > It would always be nice. For this case I don't think it's very > > interesting, if we pursue the improved sg iteration setup. > > BTW, I think it's pretty clear that ata_sg_is_last() is broken. It's > likely a one-off in the n_iter test. fixing that would be a -stable candidate, as a potential data corruptor - or is it more benign? 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/