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    SubjectRe: [stable] [Stable-review] [116/165] ext4: dont return to userspace after freezing the fs with a mutex held
    On 08/10/2010 10:16 PM, Greg KH wrote:
    > On Mon, Aug 09, 2010 at 11:00:43AM +0200, Stefan Bader wrote:
    >> On 08/07/2010 03:38 PM, Eric Sandeen wrote:
    >>> Henrique de Moraes Holschuh wrote:
    >>>> On Mon, 02 Aug 2010, Greg KH wrote:
    >>>>> On Mon, Aug 02, 2010 at 12:02:45PM -0500, Eric Sandeen wrote:
    >>>>>> On 08/02/2010 07:04 AM, Stefan Bader wrote:
    >>>>>>> We have reports about this patch breaking lvm snapshhots. Eric, there is a patch
    >>>>>>> mentioned which is supposed to fix things but its not upstream, yet.
    >>>>>>> Do you know what happened to that?
    >>>>>> right, patch below is needed to fix things.
    >>>>>>
    >>>>>> Ted just acked it on the list recently; Greg, I'd either drop 116/165
    >>>>>> for now, or include the patch below which should be upstream soon...
    >>>>> I can't take anything that isn't upstream yet.
    >>>>>
    >>>>> And I just released with this patch in the kernel, should I do a revert
    >>>>> and do a new release?
    >>>>
    >>>> Any answers on this?
    >>>>
    >>>
    >>> Yes, I'd revert it for now, I'm afraid, if the other patch isn't upstream
    >>> yet.
    >>>
    >>> Sorry about that,
    >>>
    >>> -Eric
    >>
    >> Upstream as of now (same SHA1 as in linux-next):
    >>
    >> >From 437f88cc031ffe7f37f3e705367f4fe1f4be8b0f Mon Sep 17 00:00:00 2001
    >> From: Eric Sandeen <sandeen@sandeen.net>
    >> Date: Sun, 1 Aug 2010 17:33:29 -0400
    >> Subject: [PATCH] (pre-stable) ext4: fix freeze deadlock under IO
    >
    > It looks like I can't drop the original one, as this patch builds on it.
    > So I'll just queue this one up.
    >
    > Should it also go into other -stable releases (like .35 and/or .34 -stable?)
    >

    Final call would be Eric/Ted but as far as I can see:

    .34: not for now (patch that causes regression not backported there (yet))
    .35: yes (offending patch has been in 2.6.35-rc1)

    -Stefan

    > thanks,
    >
    > greg k-h



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