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authorMiaohe Lin2022-03-22 17:14:21 +0800
committerVlastimil Babka2022-04-05 11:17:25 +0200
commit1e703d0548e0a2766e198c64797737d50349f46e (patch)
tree16b81c481c268b1b4c41e08f651cb13475c9567e
parent3123109284176b1532874591f7c81f3837bbdc17 (diff)
mm/slab: remove some unused functions
alternate_node_alloc and ____cache_alloc_node are always called when CONFIG_NUMA. So we can remove the unused !CONFIG_NUMA variant. Also forward declaration for alternate_node_alloc is unnecessary. Remove it too. [ vbabka@suse.cz: move ____cache_alloc_node() declaration closer to its callers ] Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Roman Gushchin <roman.gushchin@linux.dev> Signed-off-by: Vlastimil Babka <vbabka@suse.cz> Link: https://lore.kernel.org/r/20220322091421.25285-1-linmiaohe@huawei.com
-rw-r--r--mm/slab.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/mm/slab.c b/mm/slab.c
index b04e40078bdf..90b16c7ae01a 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -619,18 +619,6 @@ static inline int cache_free_alien(struct kmem_cache *cachep, void *objp)
return 0;
}
-static inline void *alternate_node_alloc(struct kmem_cache *cachep,
- gfp_t flags)
-{
- return NULL;
-}
-
-static inline void *____cache_alloc_node(struct kmem_cache *cachep,
- gfp_t flags, int nodeid)
-{
- return NULL;
-}
-
static inline gfp_t gfp_exact_node(gfp_t flags)
{
return flags & ~__GFP_NOFAIL;
@@ -638,9 +626,6 @@ static inline gfp_t gfp_exact_node(gfp_t flags)
#else /* CONFIG_NUMA */
-static void *____cache_alloc_node(struct kmem_cache *, gfp_t, int);
-static void *alternate_node_alloc(struct kmem_cache *, gfp_t);
-
static struct alien_cache *__alloc_alien_cache(int node, int entries,
int batch, gfp_t gfp)
{
@@ -3056,6 +3041,8 @@ out:
}
#ifdef CONFIG_NUMA
+static void *____cache_alloc_node(struct kmem_cache *, gfp_t, int);
+
/*
* Try allocating on another node if PFA_SPREAD_SLAB is a mempolicy is set.
*