Re: [PATCH RESEND v4 0/4] device_list_add() peparation to add reappearing missing device

[David Sterba <dsterba@suse.cz>]

On Mon, Jan 22, 2018 at 09:31:47PM +0800, Anand Jain wrote:
>   Problem was mainly due to the patch 3/4, which tried to access the
>   return pointer even for the failed condition. The fix is to bring the
>   device point access under the else part as show below [2]. I have
>   included this fix in V5. Which is tested with btrfs xfstests.
>   Pls could you consider v5 for 4.16 ?

Hm ok, thre's still some time to test it. One more fstests report that
appeared before and also with the v5:

btrfs/007 4s ...        [16:38:09] [16:38:12] [failed, exit status 1] - output mismatch (see /root/test/mmtests/work/sources/xfstests-git-installed/results//btrfs/007.out.bad)
    --- tests/btrfs/007.out     2017-09-20 14:24:58.334716658 +0200 
    +++ /root/test/mmtests/work/sources/xfstests-git-installed/results//btrfs/007.out.bad       2018-01-22 16:38:12.883931593 +0100
    @@ -1,4 +1,5 @@
     QA output created by 007
     *** test send / receive
    -*** done
    +failed: '/root/test/mmtests/work/sources/xfstests-git-installed/src/fssum -r /tmp/tmp.eZcr17wqNn/incr.fssum /root/test/mmtests/scratch_mnt/incr'
    +(see /root/test/mmtests/work/sources/xfstests-git-installed/results//btrfs/007.full for details)
     *** unmount
    ...
    (Run 'diff -u tests/btrfs/007.out /root/test/mmtests/work/sources/xfstests-git-installed/results//btrfs/007.out.bad'  to see the entire diff)