diff options
Diffstat (limited to 'mm/slab.c')
| -rw-r--r-- | mm/slab.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/mm/slab.c b/mm/slab.c index bd0317f1e06c2..9025608696ec9 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -103,6 +103,7 @@ #include <linux/rcupdate.h> #include <linux/string.h> #include <linux/nodemask.h> +#include <linux/mempolicy.h> #include <linux/mutex.h> #include <asm/uaccess.h> @@ -773,6 +774,8 @@ static struct array_cache *alloc_arraycache(int node, int entries, } #ifdef CONFIG_NUMA +static void *__cache_alloc_node(kmem_cache_t *, gfp_t, int); + static inline struct array_cache **alloc_alien_cache(int node, int limit) { struct array_cache **ac_ptr; @@ -2570,6 +2573,15 @@ static inline void *____cache_alloc(kmem_cache_t *cachep, gfp_t flags) void *objp; struct array_cache *ac; +#ifdef CONFIG_NUMA + if (current->mempolicy) { + int nid = slab_node(current->mempolicy); + + if (nid != numa_node_id()) + return __cache_alloc_node(cachep, flags, nid); + } +#endif + check_irq_off(); ac = ac_data(cachep); if (likely(ac->avail)) { |