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authorDarrick J. Wong <darrick.wong@oracle.com>2016-10-03 19:11:30 +0300
committerDarrick J. Wong <darrick.wong@oracle.com>2016-10-05 04:06:40 +0300
commitf0ec1b8ef11df0a51954df7e3ff3ca4aadb0d34b (patch)
treea58da7c9f703208189686d952b1e012aa67a6038 /fs/xfs/libxfs
parent53aa1c34f4ebc0eed76a9c5fd56dc6fd0414d395 (diff)
downloadlinux-f0ec1b8ef11df0a51954df7e3ff3ca4aadb0d34b.tar.xz
xfs: add reflink feature flag to geometry
Report the reflink feature in the XFS geometry so that xfs_info and friends know the filesystem has this feature. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/libxfs')
-rw-r--r--fs/xfs/libxfs/xfs_fs.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h
index 79455058b752..6f4f2c3d7774 100644
--- a/fs/xfs/libxfs/xfs_fs.h
+++ b/fs/xfs/libxfs/xfs_fs.h
@@ -206,7 +206,8 @@ typedef struct xfs_fsop_resblks {
#define XFS_FSOP_GEOM_FLAGS_FTYPE 0x10000 /* inode directory types */
#define XFS_FSOP_GEOM_FLAGS_FINOBT 0x20000 /* free inode btree */
#define XFS_FSOP_GEOM_FLAGS_SPINODES 0x40000 /* sparse inode chunks */
-#define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* Reverse mapping btree */
+#define XFS_FSOP_GEOM_FLAGS_RMAPBT 0x80000 /* reverse mapping btree */
+#define XFS_FSOP_GEOM_FLAGS_REFLINK 0x100000 /* files can share blocks */
/*
* Minimum and maximum sizes need for growth checks.