Re: Upgrade to 3.19.2 Kernel fails to boot

[Anand Jain <Anand.Jain@oracle.com>]

Eric found something like this and has a fix with in the email.
Sub: "I think "btrfs: fix leak of path in btrfs_find_item" broke stable 
trees ..."

Anand

On 03/24/2015 06:40 PM, Rich Freeman wrote:
> On Tue, Mar 24, 2015 at 2:31 AM, Anand Jain <Anand.Jain@oracle.com> wrote:
>> Do you have this fix ..
>>
>>   [PATCH] Btrfs: release path before starting transaction in can_nocow_extent
>>
>> could you try ?.
>
> I believe I already have this patch.  3.18.9 contains this:
>
> commit bdeeab62a611f1f7cd48fd285ce568e8dcd0455a
> Merge: 797afdf 1bda19e
> Author: Linus Torvalds <torvalds@linux-foundation.org>
> Date:   Fri Oct 18 16:46:21 2013 -0700
>
>      Merge branch 'for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
>
>      Pull btrfs fix from Chris Mason:
>       "Sage hit a deadlock with ceph on btrfs, and Josef tracked it down to a
>        regression in our initial rc1 pull.  When doing nocow writes we were
>        sometimes starting a transaction with locks held"
>
>      * 'for-linus' of
> git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
>        Btrfs: release path before starting transaction in can_nocow_extent
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