From: "Jan Beulich" Subject: [Xen-devel] RE: [patch 1/1] ext4-fix-dirty-extent-when-origin-leaf-extent-reac.patch Date: Tue, 27 Sep 2011 10:09:50 +0100 Message-ID: <4E81AEFE0200007800057F72@nat28.tlf.novell.com> References: , <20110906145347.GA4133@dumpdata.com>, , <4E666C86.5090707@goop.org>, , , , <20110926142808.GG4102@phenom.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8BIT Cc: , "xen devel" , , , , To: "MaoXiaoyun" Return-path: In-Reply-To: Content-Disposition: inline Sender: linux-ext4-owner@vger.kernel.org List-ID: >>> On 27.09.11 at 04:22, MaoXiaoyun wrote: > > > ---------------------------------------- >> Date: Mon, 26 Sep 2011 10:28:08 -0400 >> From: konrad.wilk@oracle.com >> To: tinnycloud@hotmail.com >> CC: linux-ext4@vger.kernel.org; xen-devel@lists.xensource.com; tytso@mit.edu; > jack@suse.cz >> Subject: Re: [patch 1/1] ext4-fix-dirty-extent-when-origin-leaf-extent-reac.patch >> >> On Sun, Sep 25, 2011 at 04:45:39PM +0800, MaoXiaoyun wrote: >> > >> > >> > Hi: >> > >> > We met an ext4 BUG_ON in extents.c:1716 which crash kernel flush thread, > and result in disk unvailiable. >> > >> > BUG details refer to: > http://www.gossamer-threads.com/lists/xen/devel/217091?do=post_view_threaded >> > >> > Attached is the fix, verified in our env. >> >> So.. you are asking for this upstream git commit to be back-ported to 2.6.32, > right? >> > > The patch is for 2.6.39. It can be patched on 2.6.32 too. > Thanks. So why don't you suggest applying this to the stable tree maintainers instead? xen-devel really isn't the right forum for this sort of bug fixes, particularly when the underlying kernel.org tree is still being maintained. Jan >> > >> > Without this patch, more than 3 servers hit BUG_ON in our hundreds of > servers every day. >> > >> > >> > many thanks. >> >> > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel