From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Axboe Subject: Re: [PATCH] fix for Incorrect number of segments after building list problem Date: Thu, 21 Oct 2004 15:02:19 +0200 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <20041021130218.GL10531@suse.de> References: <1097790683.1717.47.camel@mulgrave> <20041020143940.GK10531@suse.de> <20041020150708.GN10531@suse.de> <1098287481.2008.6.camel@mulgrave> <20041020155825.GP10531@suse.de> <1098288465.2008.13.camel@mulgrave> <4176A448.5040508@pobox.com> <20041020174752.GT10531@suse.de> <1098362947.1777.1.camel@mulgrave> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from ns.virtualhost.dk ([195.184.98.160]:4534 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S266679AbUJUNDC (ORCPT ); Thu, 21 Oct 2004 09:03:02 -0400 Content-Disposition: inline In-Reply-To: <1098362947.1777.1.camel@mulgrave> List-Id: linux-scsi@vger.kernel.org To: James Bottomley Cc: Jeff Garzik , 'Dave Olien' , SCSI Mailing List On Thu, Oct 21 2004, James Bottomley wrote: > On Wed, 2004-10-20 at 13:47, Jens Axboe wrote: > > On Wed, Oct 20 2004, Jeff Garzik wrote: > > > Clearly we need to remedy this :) > > Shamelessly beg for hardware? Moi? How well^Wlittle you know me. Hehe > > By improving James' imagination? :) > > I meant that 50% of the fix is pulling out the hacks that permeate the > IDE drivers to resplit SG lists after iommu merging. That's the bit I > can't test. That's true. But you could set the same limits for SCSI, and check in init_io() whether those limits are violated. But I should shut up, I don't want to ruin your chance at free hardware. SCSI whore gone SATA, so sad :) -- Jens Axboe