xfs: remove experimental tag for reflinks

But reject reflink + DAX file systems for now until the code to
support reflinks on DAX is actually implemented.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
[darrick: port to 4.16]
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index a663355..f3e0001 100644 (file)
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1668,7 +1668,7 @@ xfs_fs_fill_super(
                }
                if (xfs_sb_version_hasreflink(&mp->m_sb))
                        xfs_alert(mp,
-               "DAX and reflink have not been tested together!");
+               "DAX and reflink cannot be used together!");
        }
 
        if (mp->m_flags & XFS_MOUNT_DISCARD) {
@@ -1692,10 +1692,6 @@ xfs_fs_fill_super(
        "EXPERIMENTAL reverse mapping btree feature enabled. Use at your own risk!");
        }
 
-       if (xfs_sb_version_hasreflink(&mp->m_sb))
-               xfs_alert(mp,
-       "EXPERIMENTAL reflink feature enabled. Use at your own risk!");
-
        error = xfs_mountfs(mp);
        if (error)
                goto out_filestream_unmount;