On 8/3/15 12:40 AM, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
>
> Once the sb_uuid is changed, the wrong uuid is stamped into new
> dquots on disk. Found by inspection, verified by generic/219.
>
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
Reviewed-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> ---
> fs/xfs/xfs_dquot.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
> index 4143dc7..b1b26b6 100644
> --- a/fs/xfs/xfs_dquot.c
> +++ b/fs/xfs/xfs_dquot.c
> @@ -251,7 +251,7 @@ xfs_qm_init_dquot_blk(
> d->dd_diskdq.d_id = cpu_to_be32(curid);
> d->dd_diskdq.d_flags = type;
> if (xfs_sb_version_hascrc(&mp->m_sb)) {
> - uuid_copy(&d->dd_uuid, &mp->m_sb.sb_uuid);
> + uuid_copy(&d->dd_uuid, &mp->m_sb.sb_meta_uuid);
> xfs_update_cksum((char *)d, sizeof(struct xfs_dqblk),
> XFS_DQUOT_CRC_OFF);
> }
>
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