diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 9d2ffbd..29cfcf0 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -280,9 +280,11 @@
 	uint64_t	icsb_fdblocks;
 	uint64_t	icsb_ifree;
 	uint64_t	icsb_icount;
-	spinlock_t	icsb_lock;
+	unsigned long	icsb_flags;
 } xfs_icsb_cnts_t;
 
+#define XFS_ICSB_FLAG_LOCK	(1 << 0)	/* counter lock bit */
+
 #define XFS_ICSB_SB_LOCKED	(1 << 0)	/* sb already locked */
 #define XFS_ICSB_LAZY_COUNT	(1 << 1)	/* accuracy not needed */