From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joseph Salisbury Subject: Re: Subject: [v3.8][v3.11][Regression] [SCSI] sd: Update WRITE SAME heuristics Date: Tue, 29 Oct 2013 15:50:48 -0400 Message-ID: <52701198.5040501@canonical.com> References: <52700AD2.6000703@canonical.com> <5270108E.5040401@itwm.fraunhofer.de> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <5270108E.5040401@itwm.fraunhofer.de> Sender: linux-kernel-owner@vger.kernel.org To: Bernd Schubert , "Martin K. Petersen" Cc: hpa@zytor.com, JBottomley@Parallels.com, LKML , Kamal Mostafa , linux-scsi@vger.kernel.org, Luis Henriques List-Id: linux-scsi@vger.kernel.org On 10/29/2013 03:46 PM, Bernd Schubert wrote: > Hello Joseph, > > On 10/29/2013 08:21 PM, Joseph Salisbury wrote: >> Hi Martin, >> >> A bug was opened against the Ubuntu kernel[0]. After a kernel bisect, >> it was found that reverting the following commit resolved this bug: >> >> commit 66c28f97120e8a621afd5aa7a31c4b85c547d33d >> Author: Martin K. Petersen >> Date: Thu Jun 6 22:15:55 2013 -0400 >> >> [SCSI] sd: Update WRITE SAME heuristics >> >> >> The regression was introduced as of v3.11-rc1, but it also made it's way >> into the stable trees. >> >> I see that you are the author of this patch, so I wanted to run this by >> you. I was thinking of requesting a revert for v3.12, but I wanted to >> get your feedback first. >> > > James queued this up for 3.13 > >> http://git.kernel.org/cgit/linux/kernel/git/jejb/scsi.git/commit/?id=735e39e680256a13e7be3492acfb4d9721287a42 >> > > Maybe we should try to convince James to take it into 3.12? > > > Cheers, > Bernd I'll build a 3.12 test kernel with this commit and ask the bug reporter to test it. Thanks for the pointer, Bernd.