xfs: set XFS_FEAT_NLINK correctly

Source kernel commit: dd0d2f9755191690541b09e6385d0f8cd8bc9d8f

While xfs_has_nlink() is not used in kernel, it is used in userspace
(e.g. by xfs_db) so we need to set the XFS_FEAT_NLINK flag correctly
in xfs_sb_version_to_features().

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>

diff --git a/libxfs/xfs_sb.c b/libxfs/xfs_sb.c
index c9a3e1bfbd6bf84ebb1d62c1bd0284322cacd225..a38238cd7fa1872c02c79c94e58849a512c4cb83 100644 (file)
--- a/libxfs/xfs_sb.c
+++ b/libxfs/xfs_sb.c
@@ -68,6 +68,8 @@ xfs_sb_version_to_features(
        /* optional V4 features */
        if (sbp->sb_rblocks > 0)
                features |= XFS_FEAT_REALTIME;
+       if (sbp->sb_versionnum & XFS_SB_VERSION_NLINKBIT)
+               features |= XFS_FEAT_NLINK;
        if (sbp->sb_versionnum & XFS_SB_VERSION_ATTRBIT)
                features |= XFS_FEAT_ATTR;
        if (sbp->sb_versionnum & XFS_SB_VERSION_QUOTABIT)