summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--fs/xfs/libxfs/xfs_format.h3
-rw-r--r--fs/xfs/xfs_super.c7
2 files changed, 9 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
index 5e04ea2aa902..f6547fc5e016 100644
--- a/fs/xfs/libxfs/xfs_format.h
+++ b/fs/xfs/libxfs/xfs_format.h
@@ -459,7 +459,8 @@ xfs_sb_has_compat_feature(
#define XFS_SB_FEAT_RO_COMPAT_REFLINK (1 << 2) /* reflinked files */
#define XFS_SB_FEAT_RO_COMPAT_ALL \
(XFS_SB_FEAT_RO_COMPAT_FINOBT | \
- XFS_SB_FEAT_RO_COMPAT_RMAPBT)
+ XFS_SB_FEAT_RO_COMPAT_RMAPBT | \
+ XFS_SB_FEAT_RO_COMPAT_REFLINK)
#define XFS_SB_FEAT_RO_COMPAT_UNKNOWN ~XFS_SB_FEAT_RO_COMPAT_ALL
static inline bool
xfs_sb_has_ro_compat_feature(
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 15b9fcd16c67..72bde2811bd7 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1614,6 +1614,9 @@ xfs_fs_fill_super(
"DAX unsupported by block device. Turning off DAX.");
mp->m_flags &= ~XFS_MOUNT_DAX;
}
+ if (xfs_sb_version_hasreflink(&mp->m_sb))
+ xfs_alert(mp,
+ "DAX and reflink have not been tested together!");
}
if (xfs_sb_version_hasrmapbt(&mp->m_sb)) {
@@ -1627,6 +1630,10 @@ 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;
OpenPOWER on IntegriCloud