From: Phillip Susi <psusi@cfl.rr.com>
To: Mike Snitzer <snitzer@redhat.com>
Cc: linux-fsdevel@vger.kernel.org,
device-mapper development <dm-devel@redhat.com>
Subject: Re: 2.6.35 causes deadlock when snapshotting root lv
Date: Thu, 17 Jun 2010 12:16:52 -0400 [thread overview]
Message-ID: <4C1A4A74.9070105@cfl.rr.com> (raw)
In-Reply-To: <20100617142731.GA10071@redhat.com>
On 6/17/2010 10:27 AM, Mike Snitzer wrote:
> Which filesystem are you using? Which 2.6.35-rc?
ext4, rc1, 2, and 3.
> There haven't been _any_ changes to DM for 2.6.35 (some DM fixes may get
> pushed to Linus once Alasdair gets back from traveling).
I just finished combing through the git log myself and was getting
concerned that I couldn't find any dm changes. At least now I know that
I couldn't find them because they aren't there.
> So what this means is that the VFS (or ext4) freeze changes introduced
> in 2.6.35 are the likely culprit:
>
> http://git.kernel.org/linus/18e9e5104fcd9a9
> http://git.kernel.org/linus/6b0310fbf087ad6
Yes, these do look suspicious. I'll test reverting them tonight.
next prev parent reply other threads:[~2010-06-17 16:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-17 13:50 2.6.35 causes deadlock when snapshotting root lv Phillip Susi
2010-06-17 14:27 ` Mike Snitzer
2010-06-17 16:16 ` Phillip Susi [this message]
2010-06-17 16:27 ` Mike Snitzer
2010-06-18 1:29 ` Phillip Susi
2010-06-18 18:55 ` Eric Sandeen
2010-06-18 19:19 ` Eric Sandeen
2010-06-18 19:23 ` Eric Sandeen
2010-06-23 19:37 ` [PATCH] ext4: fix freeze deadlock under IO Eric Sandeen
2010-08-01 21:41 ` Ted Ts'o
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