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-rw-r--r--mm/slub.c39
1 files changed, 16 insertions, 23 deletions
diff --git a/mm/slub.c b/mm/slub.c
index e46e3129697d..578f68f3c51f 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1360,6 +1360,7 @@ static struct page *get_any_partial(struct kmem_cache *s, gfp_t flags)
get_cycles() % 1024 > s->remote_node_defrag_ratio)
return NULL;
+ get_mems_allowed();
zonelist = node_zonelist(slab_node(current->mempolicy), flags);
for_each_zone_zonelist(zone, z, zonelist, high_zoneidx) {
struct kmem_cache_node *n;
@@ -1369,10 +1370,13 @@ static struct page *get_any_partial(struct kmem_cache *s, gfp_t flags)
if (n && cpuset_zone_allowed_hardwall(zone, flags) &&
n->nr_partial > s->min_partial) {
page = get_partial_node(n);
- if (page)
+ if (page) {
+ put_mems_allowed();
return page;
+ }
}
}
+ put_mems_allowed();
#endif
return NULL;
}
@@ -2133,7 +2137,7 @@ static void free_kmem_cache_nodes(struct kmem_cache *s)
for_each_node_state(node, N_NORMAL_MEMORY) {
struct kmem_cache_node *n = s->node[node];
- if (n && n != &s->local_node)
+ if (n)
kmem_cache_free(kmalloc_caches, n);
s->node[node] = NULL;
}
@@ -2142,33 +2146,22 @@ static void free_kmem_cache_nodes(struct kmem_cache *s)
static int init_kmem_cache_nodes(struct kmem_cache *s, gfp_t gfpflags)
{
int node;
- int local_node;
-
- if (slab_state >= UP && (s < kmalloc_caches ||
- s >= kmalloc_caches + KMALLOC_CACHES))
- local_node = page_to_nid(virt_to_page(s));
- else
- local_node = 0;
for_each_node_state(node, N_NORMAL_MEMORY) {
struct kmem_cache_node *n;
- if (local_node == node)
- n = &s->local_node;
- else {
- if (slab_state == DOWN) {
- early_kmem_cache_node_alloc(gfpflags, node);
- continue;
- }
- n = kmem_cache_alloc_node(kmalloc_caches,
- gfpflags, node);
-
- if (!n) {
- free_kmem_cache_nodes(s);
- return 0;
- }
+ if (slab_state == DOWN) {
+ early_kmem_cache_node_alloc(gfpflags, node);
+ continue;
+ }
+ n = kmem_cache_alloc_node(kmalloc_caches,
+ gfpflags, node);
+ if (!n) {
+ free_kmem_cache_nodes(s);
+ return 0;
}
+
s->node[node] = n;
init_kmem_cache_node(n, s);
}
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