diff --git a/fs/xfs/xfs_discard.c b/fs/xfs/xfs_discard.c
index e85a9519a5aee71c23b7eeb44f282675d427c4b4..272c3f8b6f7d0f11a0564e40b00b0568a28683dd 100644
--- a/fs/xfs/xfs_discard.c
+++ b/fs/xfs/xfs_discard.c
@@ -227,7 +227,7 @@ xfs_discard_extents(
 				GFP_NOFS, 0);
 		if (error && error != -EOPNOTSUPP) {
 			xfs_info(mp,
-	 "discard failed for extent [0x%llu,%u], error %d",
+	 "discard failed for extent [0x%llx,%u], error %d",
 				 (unsigned long long)busyp->bno,
 				 busyp->length,
 				 error);