[PATCH 047/145] xfs: add rmap btree geometry feature flag

[Darrick J. Wong]

From: Dave Chinner <dchinner at redhat.com>

So xfs_info and other userspace utilities know the filesystem is
using this feature.

Signed-off-by: Dave Chinner <dchinner at redhat.com>
---
 libxfs/xfs_fs.h |    1 +
 1 file changed, 1 insertion(+)


diff --git a/libxfs/xfs_fs.h b/libxfs/xfs_fs.h
index 1f17e1c..085ea6f 100644
--- a/libxfs/xfs_fs.h
+++ b/libxfs/xfs_fs.h
@@ -230,6 +230,7 @@ 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 */
 
 /*
  * Minimum and maximum sizes need for growth checks.