- char *fmt, ...);
-/* PRINTFLIKE3 */
-extern void xfs_fs_cmn_err(int level, struct xfs_mount *mp, char *fmt, ...);
+ char *fmt, ...)
+ __attribute__ ((format (printf, 4, 5)));
+extern void xfs_fs_cmn_err(int level, struct xfs_mount *mp, char *fmt, ...)
+ __attribute__ ((format (printf, 3, 4)));
+
+extern void xfs_hex_dump(void *p, int length);