slub: fix ksize() build error

mm/slub.c: In function 'ksize':
mm/slub.c:2728: error: implicit declaration of function 'slab_ksize'

slab_ksize() needs to go out of CONFIG_SLUB_DEBUG section.

Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Mariusz Kozlowski <mk@lab.zgora.pl>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

1 files changed, 24 insertions, 24 deletions

diff --git a/mm/slub.c b/mm/slub.c
index 217b5b5338a2..ea6f0390996f 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -281,6 +281,30 @@ static inline int slab_index(void *p, struct kmem_cache *s, void *addr)
         return (p - addr) / s->size;
 }
 
+static inline size_t slab_ksize(const struct kmem_cache *s)
+{
+#ifdef CONFIG_SLUB_DEBUG
+        /*
+         * Debugging requires use of the padding between object
+         * and whatever may come after it.
+         */
+        if (s->flags & (SLAB_RED_ZONE | SLAB_POISON))
+                return s->objsize;
+
+#endif
+        /*
+         * If we have the need to store the freelist pointer
+         * back there or track user information then we can
+         * only use the space before that information.
+         */
+        if (s->flags & (SLAB_DESTROY_BY_RCU | SLAB_STORE_USER))
+                return s->inuse;
+        /*
+         * Else we can use all the padding etc for the allocation
+         */
+        return s->size;
+}
+
 static inline struct kmem_cache_order_objects oo_make(int order,
                                                 unsigned long size)
 {
@@ -797,30 +821,6 @@ static inline int slab_pre_alloc_hook(struct kmem_cache *s, gfp_t flags)
         return should_failslab(s->objsize, flags, s->flags);
 }
 
-static inline size_t slab_ksize(const struct kmem_cache *s)
-{
-#ifdef CONFIG_SLUB_DEBUG
-        /*
-         * Debugging requires use of the padding between object
-         * and whatever may come after it.
-         */
-        if (s->flags & (SLAB_RED_ZONE | SLAB_POISON))
-                return s->objsize;
-
-#endif
-        /*
-         * If we have the need to store the freelist pointer
-         * back there or track user information then we can
-         * only use the space before that information.
-         */
-        if (s->flags & (SLAB_DESTROY_BY_RCU | SLAB_STORE_USER))
-                return s->inuse;
-        /*
-         * Else we can use all the padding etc for the allocation
-         */
-        return s->size;
-}
-
 static inline void slab_post_alloc_hook(struct kmem_cache *s, gfp_t flags, void *object)
 {
         flags &= gfp_allowed_mask;