From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: SCSI QLA not working on latest *-mm SN2 Date: Fri, 17 Sep 2004 10:21:20 -0700 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <200409171021.20263.jbarnes@engr.sgi.com> References: <20040916152552.232ccbe7.akpm@osdl.org> <200409161529.10122.jbarnes@engr.sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from omx3-ext.sgi.com ([192.48.171.20]:42450 "EHLO omx3.sgi.com") by vger.kernel.org with ESMTP id S268864AbUIQRVw (ORCPT ); Fri, 17 Sep 2004 13:21:52 -0400 In-Reply-To: <200409161529.10122.jbarnes@engr.sgi.com> Content-Disposition: inline List-Id: linux-scsi@vger.kernel.org To: Andrew Morton Cc: Andrew Vasquez , pj@sgi.com, linux-scsi@vger.kernel.org, mdr@cthulhu.engr.sgi.com, jeremy@cthulhu.engr.sgi.com, djh@cthulhu.engr.sgi.com, jbarnes@cthulhu.engr.sgi.com On Thursday, September 16, 2004 3:29 pm, Jesse Barnes wrote: > On Thursday, September 16, 2004 3:25 pm, Andrew Morton wrote: > > Andrew Vasquez wrote: > > > Andrew, please add Jesse's patch along with the patch I'm attaching to > > > your tree. I'll be sure to add the ia64 machine back into our test > > > ring. > > > > Could someone send me Jesse's patch? > > Here it is. > > Reduce some overaggressive compensation for PCI write posting. In some > cases we don't actually want to read a value back, since the card could be > resetting. > > Signed-off-by: Jesse Barnes Btw Andrew (Vasquez), there's a small doc I put together that should describe when you have to worry about PCI posting. It's in the tree: Documentation/io_ordering.txt. If it's incomplete or confusing, just let me know and I'll update it. Thanks, Jesse