xfs: disallow mounting of realtime + rmap filesystems
authorDarrick J. Wong <darrick.wong@oracle.com>
Fri, 26 Aug 2016 05:59:19 +0000 (15:59 +1000)
committerDave Chinner <david@fromorbit.com>
Fri, 26 Aug 2016 05:59:19 +0000 (15:59 +1000)
commit738f57c16a2bb527c705641f0fc1c68ff8cba72a
treea8ba74d5779529b968b03de6e29be595c0ac498b
parented150e1a5cf20c04cf0b2d2c34e498fc1d6519be
xfs: disallow mounting of realtime + rmap filesystems

Since the kernel doesn't currently support the realtime rmapbt,
don't allow such filesystems to be mounted.  Support will appear
in a future release.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
fs/xfs/xfs_super.c