1 files changed, 3 insertions, 0 deletions

diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index da0a561ffba2..6530769a999b 100644
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -187,6 +187,9 @@ struct xfs_busy_extent {
         xfs_agnumber_t  agno;
         xfs_agblock_t   bno;
         xfs_extlen_t    length;
+        unsigned int    flags;
+#define XFS_ALLOC_BUSY_DISCARDED        0x01    /* undergoing a discard op. */
+#define XFS_ALLOC_BUSY_SKIP_DISCARD     0x02    /* do not discard */
 };
 
 /*