diff options
| -rw-r--r-- | mm/slab.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/mm/slab.c b/mm/slab.c index c9adfce00405..5cbbdfa6dd0e 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -2510,16 +2510,12 @@ cache_alloc_debugcheck_after(kmem_cache_t *cachep, #define cache_alloc_debugcheck_after(a,b,objp,d) (objp) #endif - -static inline void *__cache_alloc(kmem_cache_t *cachep, unsigned int __nocast flags) +static inline void *____cache_alloc(kmem_cache_t *cachep, unsigned int __nocast flags) { - unsigned long save_flags; void* objp; struct array_cache *ac; - cache_alloc_debugcheck_before(cachep, flags); - - local_irq_save(save_flags); + check_irq_off(); ac = ac_data(cachep); if (likely(ac->avail)) { STATS_INC_ALLOCHIT(cachep); @@ -2529,6 +2525,18 @@ static inline void *__cache_alloc(kmem_cache_t *cachep, unsigned int __nocast fl STATS_INC_ALLOCMISS(cachep); objp = cache_alloc_refill(cachep, flags); } + return objp; +} + +static inline void *__cache_alloc(kmem_cache_t *cachep, unsigned int __nocast flags) +{ + unsigned long save_flags; + void* objp; + + cache_alloc_debugcheck_before(cachep, flags); + + local_irq_save(save_flags); + objp = ____cache_alloc(cachep, flags); local_irq_restore(save_flags); objp = cache_alloc_debugcheck_after(cachep, flags, objp, __builtin_return_address(0)); @@ -2856,7 +2864,10 @@ void *kmem_cache_alloc_node(kmem_cache_t *cachep, unsigned int __nocast flags, i cache_alloc_debugcheck_before(cachep, flags); local_irq_save(save_flags); - ptr = __cache_alloc_node(cachep, flags, nodeid); + if (nodeid == numa_node_id()) + ptr = ____cache_alloc(cachep, flags); + else + ptr = __cache_alloc_node(cachep, flags, nodeid); local_irq_restore(save_flags); ptr = cache_alloc_debugcheck_after(cachep, flags, ptr, __builtin_return_address(0)); |