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Message-ID: <20120822115243.GU1448@rhmail.home.annexia.org>
Date: Wed, 22 Aug 2012 12:52:44 +0100
From: "Richard W.M. Jones" <rjones@...hat.com>
To: Hugh Dickins <hughd@...gle.com>
Cc: Jeff Moyer <jmoyer@...hat.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Jens Axboe <jaxboe@...ionio.com>,
Torsten Hilbrich <torsten.hilbrich@...unet.com>,
Josh Boyer <jwboyer@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] block: replace __getblk_slow misfix by grow_dev_page fix
On Tue, Aug 21, 2012 at 06:33:45PM -0700, Hugh Dickins wrote:
> Jeff,
>
> Your commit 91f68c89d8f3 ("block: fix infinite loop in __getblk_slow"),
> already gone into 3.* stable, is not good. Could you and your testers
> please give this alternative a try - I think it should work, and have
> started it on a few days' memory load on 3.5, but not tried your case.
I have tested your patch and it does NOT fix the problem in
http://bugzilla.redhat.com/835019
Kernel 3.6.0 + your patch => mount goes into a loop when mounting
a small empty partition. Please do NOT apply this as it will
cause a regression!
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
libguestfs lets you edit virtual machines. Supports shell scripting,
bindings from many languages. http://libguestfs.org
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