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

["Darrick J. Wong" <darrick.wong@xxxxxxxxxx>]

From: Dave Chinner <dchinner@xxxxxxxxxx>

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

Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
---
 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.