From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Nix To: Bernd Schubert Cc: Douglas Gilbert , Linux Kernel Mailing List , linux-scsi@vger.kernel.org, "Martin K. Petersen" , nick.cheng@areca.com.tw, stable@vger.kernel.org Subject: Re: [SCSI REGRESSION] 3.10.2 or 3.10.3: arcmsr failure at bootup / early userspace transition References: <87r4ehfzhf.fsf@spindle.srvr.nix> <51F667C2.4020801@fastmail.fm> <87mwp5frdl.fsf@spindle.srvr.nix> <51F67959.2060803@fastmail.fm> <87fvuxdqes.fsf@spindle.srvr.nix> <51F708A4.9090207@interlog.com> <87ob9koogb.fsf@spindle.srvr.nix> <51F80294.50804@fastmail.fm> Date: Tue, 30 Jul 2013 22:20:55 +0100 In-Reply-To: <51F80294.50804@fastmail.fm> (Bernd Schubert's message of "Tue, 30 Jul 2013 20:14:44 +0200") Message-ID: <877gg7n3rc.fsf@spindle.srvr.nix> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: On 30 Jul 2013, Bernd Schubert told this: > On 07/30/2013 02:56 AM, Nix wrote: >> On 30 Jul 2013, Douglas Gilbert outgrape: >> >>> Please supply the information that Martin Petersen asked >>> for. >> >> Did it in private IRC (the advantage of working for the same division of >> the same company!) >> >> I didn't realise the original fix was actually implemented to allow >> Bernd, with a different Areca controller, to boot... obviously, in that >> situation, reversion is wrong, since that would just replace one won't- >> boot situation with another. > > Unless there is very simple fix the commit should reverted, imho. It > would better then to remove write-same support from the md-layer. I'm not using md on that machine, just LVM. Our suspicion is that ext4 is doing a WRITE SAME for some reason. -- NULL && (void)