diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1a98b5447a3b..f08e9de92fc5 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2416,7 +2416,7 @@ static inline unsigned long free_initmem_default(int poison)
 	extern char __init_begin[], __init_end[];
 
 	return free_reserved_area(&__init_begin, &__init_end,
-				  poison, "unused kernel");
+				  poison, "unused kernel image (initmem)");
 }
 
 static inline unsigned long get_num_physpages(void)