Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762942AbXJRHLX (ORCPT ); Thu, 18 Oct 2007 03:11:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756234AbXJRHLK (ORCPT ); Thu, 18 Oct 2007 03:11:10 -0400 Received: from brick.kernel.dk ([87.55.233.238]:15980 "EHLO kernel.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755101AbXJRHLI (ORCPT ); Thu, 18 Oct 2007 03:11:08 -0400 Date: Thu, 18 Oct 2007 09:10:33 +0200 From: Jens Axboe To: Ingo Molnar Cc: Linus Torvalds , linux-kernel@vger.kernel.org, Jeff Garzik , Alan Cox Subject: Re: [bug] ata subsystem related crash with latest -git Message-ID: <20071018071033.GF5063@kernel.dk> References: <20071017172158.GH15552@kernel.dk> <20071017172932.GI15552@kernel.dk> <20071017173408.GA1960@elte.hu> <20071017174503.GA4622@elte.hu> <20071017175337.GN15552@kernel.dk> <20071017183716.GU15552@kernel.dk> <20071017190901.GA13780@elte.hu> <20071017193542.GA15552@kernel.dk> <20071018070706.GA7435@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20071018070706.GA7435@elte.hu> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 873 Lines: 27 On Thu, Oct 18 2007, Ingo Molnar wrote: > > * Jens Axboe wrote: > > > --- a/drivers/scsi/scsi_lib.c > > +++ b/drivers/scsi/scsi_lib.c > > @@ -39,7 +39,7 @@ > > * (unless chaining is used). Should ideally fit inside a single page, to > > * avoid a higher order allocation. > > */ > > -#define SCSI_MAX_SG_SEGMENTS 128 > > +#define SCSI_MAX_SG_SEGMENTS 129 > > this one finally made the trick and it's booting fine now, without any > crashes! Super, that validates the theory the theory that Linus put forth. So the bug is clear now, this morning I'll work on proper sg looping. -- Jens Axboe - 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/