From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: Linux 3.1 domU + ext3 = WARNING: at fs/ext3/inode.c Date: Thu, 27 Oct 2011 12:41:36 -0400 Message-ID: <20111027164136.GC23021@phenom.dumpdata.com> References: <4EA71270.2050303@theshore.net> <20111025201239.GA13747@phenom.dumpdata.com> <20111025211512.GA2561@phenom.dumpdata.com> <4EA86D00.1080906@theshore.net> <20111026203652.GA10737@phenom.dumpdata.com> <4EA87A5C.6060100@theshore.net> <20111027154159.GB2909@phenom.dumpdata.com> <20111027162327.GQ12984@reaktio.net> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <20111027162327.GQ12984@reaktio.net> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= Cc: xen devel List-Id: xen-devel@lists.xenproject.org On Thu, Oct 27, 2011 at 07:23:28PM +0300, Pasi K=E4rkk=E4inen wrote: > On Thu, Oct 27, 2011 at 11:41:59AM -0400, Konrad Rzeszutek Wilk wrote: > > On Wed, Oct 26, 2011 at 05:23:40PM -0400, Christopher S. Aker wrote: > > > On 10/26/11 4:36 PM, Konrad Rzeszutek Wilk wrote: > > > > I am going to bet that if you compile 3.0.4 or 3.0.6 with that > > > > fancy new config option that turns EXT3_ORDERED_something you wil= l > > > > see the same exact problem. > > >=20 > > > Switching that back to match my 3.0 config is the first thing I > > > tried, with no joy. > > >=20 > > > I'll reset and try a few more ideas... > >=20 > > OK. I am kind of lost of what made all this happen - there was nothin= g > > between 3.0 and 3.1 in the Xen blkfront code. > >=20 > > Perhaps there is something new and fancy in the Ext3 (or ext4) that i= s > > causing all this mayhem? > >=20 >=20 > Could it be?: > http://kernelnewbies.org/Linux_3.1#head-12eb55d046763d8b789ff44c50b96c4= 1b203d65e >=20 > "Filesystem barriers enabled by default in Ext3" Oh, I hadn't realized this was a patch - thought it was some CONFIG option to= turn it on. So Christopher if this: http://git.kernel.org/?p=3Dlinux/kernel/git/torvalds/linux-2.6.git;a=3Dco= mmitdiff;h=3D00eacd66cd8ab5fff9df49aa3f261ad43d495434 is reverted do you get the problems?