diff options
Diffstat (limited to 'mm')
-rw-r--r-- | mm/slab.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/mm/slab.c b/mm/slab.c index 1c8f5ee230d5..de516658d3d8 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -94,6 +94,7 @@ #include <linux/interrupt.h> #include <linux/init.h> #include <linux/compiler.h> +#include <linux/cpuset.h> #include <linux/seq_file.h> #include <linux/notifier.h> #include <linux/kallsyms.h> @@ -173,12 +174,12 @@ SLAB_CACHE_DMA | \ SLAB_MUST_HWCACHE_ALIGN | SLAB_STORE_USER | \ SLAB_RECLAIM_ACCOUNT | SLAB_PANIC | \ - SLAB_DESTROY_BY_RCU) + SLAB_DESTROY_BY_RCU | SLAB_MEM_SPREAD) #else # define CREATE_MASK (SLAB_HWCACHE_ALIGN | \ SLAB_CACHE_DMA | SLAB_MUST_HWCACHE_ALIGN | \ SLAB_RECLAIM_ACCOUNT | SLAB_PANIC | \ - SLAB_DESTROY_BY_RCU) + SLAB_DESTROY_BY_RCU | SLAB_MEM_SPREAD) #endif /* @@ -2813,6 +2814,14 @@ static inline void *____cache_alloc(struct kmem_cache *cachep, gfp_t flags) if (nid != numa_node_id()) return __cache_alloc_node(cachep, flags, nid); } + if (unlikely(cpuset_do_slab_mem_spread() && + (cachep->flags & SLAB_MEM_SPREAD) && + !in_interrupt())) { + int nid = cpuset_mem_spread_node(); + + if (nid != numa_node_id()) + return __cache_alloc_node(cachep, flags, nid); + } #endif check_irq_off(); |