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    Subject[PATCH 3.18 07/59] dm thin metadata: call precommit before saving the roots
    Date
    3.18-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Joe Thornber <ejt@redhat.com>

    commit 91bcdb92d39711d1adb40c26b653b7978d93eb98 upstream.

    These calls were the wrong way round in __write_initial_superblock.

    Signed-off-by: Joe Thornber <ejt@redhat.com>
    Signed-off-by: Mike Snitzer <snitzer@redhat.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/md/dm-thin-metadata.c | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    --- a/drivers/md/dm-thin-metadata.c
    +++ b/drivers/md/dm-thin-metadata.c
    @@ -484,11 +484,11 @@ static int __write_initial_superblock(st
    if (r < 0)
    return r;

    - r = save_sm_roots(pmd);
    + r = dm_tm_pre_commit(pmd->tm);
    if (r < 0)
    return r;

    - r = dm_tm_pre_commit(pmd->tm);
    + r = save_sm_roots(pmd);
    if (r < 0)
    return r;


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