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xfs: remove shared supberlock feature checking

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We reject any filesystem that is mounted with this feature bit set,
so we don't need to check for it anywhere else. Remove the function
for checking if the feature bit is set and any code that uses it.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jie Liu <jeff.liu@oracle.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Dave Chinner
2014-05-20 07:47:05 +10:00
committed by Dave Chinner
parent 5d074a4f80
commit ab3e57b53f
3 changed files with 6 additions and 16 deletions
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3
fs/xfs/xfs_sb.c
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@@ -291,7 +291,8 @@ xfs_mount_validate_sb(
(sbp->sb_imax_pct > 100 /* zero sb_imax_pct is valid */) ||
sbp->sb_dblocks == 0 ||
sbp->sb_dblocks > XFS_MAX_DBLOCKS(sbp) ||
sbp->sb_dblocks < XFS_MIN_DBLOCKS(sbp))) {
sbp->sb_dblocks < XFS_MIN_DBLOCKS(sbp) ||
sbp->sb_shared_vn != 0)) {
xfs_notice(mp, "SB sanity check failed");
return XFS_ERROR(EFSCORRUPTED);
}