xfs: add rmap btree geometry feature flag

Source kernel commit: 5d650e90a101557a7a652989c6d5eb657ae2476b

Originally-From: Dave Chinner <dchinner@redhat.com>

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

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

diff --git a/libxfs/xfs_fs.h b/libxfs/xfs_fs.h
index 1f17e1cdf7616ba12acca940125d1203b0e72b28..085ea6ff783fed5fdfb81ee88d9ac20aecc5d87f 100644 (file)
--- 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.