diff --git a/mm/slub.c b/mm/slub.c
index 617cf1fff12854964445ae831231793098041c85..8adab4c5296d7884825faed829d945f46765c0a5 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -114,13 +114,21 @@
  * 			the fast path and disables lockless freelists.
  */
 
+#ifdef CONFIG_SLUB_DEBUG
+#ifdef CONFIG_SLUB_DEBUG_ON
+DEFINE_STATIC_KEY_TRUE(slub_debug_enabled);
+#else
+DEFINE_STATIC_KEY_FALSE(slub_debug_enabled);
+#endif
+#endif
+
 static inline int kmem_cache_debug(struct kmem_cache *s)
 {
 #ifdef CONFIG_SLUB_DEBUG
-	return unlikely(s->flags & SLAB_DEBUG_FLAGS);
-#else
-	return 0;
+	if (static_branch_unlikely(&slub_debug_enabled))
+		return s->flags & SLAB_DEBUG_FLAGS;
 #endif
+	return 0;
 }
 
 void *fixup_red_left(struct kmem_cache *s, void *p)
@@ -1389,6 +1397,8 @@ static int __init setup_slub_debug(char *str)
 		slub_debug_string = saved_str;
 	}
 out:
+	if (slub_debug != 0 || slub_debug_string)
+		static_branch_enable(&slub_debug_enabled);
 	if ((static_branch_unlikely(&init_on_alloc) ||
 	     static_branch_unlikely(&init_on_free)) &&
 	    (slub_debug & SLAB_POISON))