From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Subject: Re: SCSI QLA not working on latest *-mm SN2 Date: 18 Sep 2004 15:12:51 -0400 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <1095534778.2483.8.camel@mulgrave> References: <1095465337.1944.3.camel@mulgrave> <20040918011510.GA31628@praka.san.rr.com> <20040918012517.GA642@parcelfarce.linux.theplanet.co.uk> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from stat16.steeleye.com ([209.192.50.48]:1665 "EHLO hancock.sc.steeleye.com") by vger.kernel.org with ESMTP id S268854AbUIRTNW (ORCPT ); Sat, 18 Sep 2004 15:13:22 -0400 In-Reply-To: <20040918012517.GA642@parcelfarce.linux.theplanet.co.uk> List-Id: linux-scsi@vger.kernel.org To: Matthew Wilcox Cc: Andrew Vasquez , Jeremy Higdon , Jesse Barnes , Paul Jackson , SCSI Mailing List , mdr@cthulhu.engr.sgi.com, jeremy@cthulhu.engr.sgi.com, djh@cthulhu.engr.sgi.com, jbarnes@cthulhu.engr.sgi.com, Andrew Morton On Fri, 2004-09-17 at 21:25, Matthew Wilcox wrote: > But the write that starts the reset can be delayed arbitrarily, so we need > to do *some* kind of read from the device to be know that it got there. > Can we access config space instead of mmio space? This was my worry as well. I think if there's no way to flush the posted write then you need to activate this reset by PIO which doesn't suffer from posting. James