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authorDarrick J. Wong <darrick.wong@oracle.com>2016-10-03 09:11:50 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2016-10-05 16:26:31 -0700
commit4f435ebe7d0422af61cdcddbbcc659888645a1e1 (patch)
tree49f6833f8b5b9e71c2df1b540fcbe933dfcd7087 /fs/xfs/xfs_iops.c
parentc8e156ac336d82f67d7adc014404a2251e9dad09 (diff)
downloadlinux-4f435ebe7d0422af61cdcddbbcc659888645a1e1.tar.bz2
xfs: don't mix reflink and DAX mode for now
Since we don't have a strategy for handling both DAX and reflink, for now we'll just prohibit both being set at the same time. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/xfs_iops.c')
-rw-r--r--fs/xfs/xfs_iops.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index b24c3102fa93..5945b64f77cc 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -1144,6 +1144,7 @@ xfs_diflags_to_iflags(
inode->i_flags |= S_NOATIME;
if (S_ISREG(inode->i_mode) &&
ip->i_mount->m_sb.sb_blocksize == PAGE_SIZE &&
+ !xfs_is_reflink_inode(ip) &&
(ip->i_mount->m_flags & XFS_MOUNT_DAX ||
ip->i_d.di_flags2 & XFS_DIFLAG2_DAX))
inode->i_flags |= S_DAX;