diff options
Diffstat (limited to 'include/linux/slab.h')
| -rw-r--r-- | include/linux/slab.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h index 193c03c..2f6bef6 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -202,7 +202,30 @@ extern int slab_is_available(void); #ifdef CONFIG_NUMA extern void *kmem_cache_alloc_node(kmem_cache_t *, gfp_t flags, int node); -extern void *kmalloc_node(size_t size, gfp_t flags, int node); +extern void *__kmalloc_node(size_t size, gfp_t flags, int node); + +static inline void *kmalloc_node(size_t size, gfp_t flags, int node) +{ + if (__builtin_constant_p(size)) { + int i = 0; +#define CACHE(x) \ + if (size <= x) \ + goto found; \ + else \ + i++; +#include "kmalloc_sizes.h" +#undef CACHE + { + extern void __you_cannot_kmalloc_that_much(void); + __you_cannot_kmalloc_that_much(); + } +found: + return kmem_cache_alloc_node((flags & GFP_DMA) ? + malloc_sizes[i].cs_dmacachep : + malloc_sizes[i].cs_cachep, flags, node); + } + return __kmalloc_node(size, flags, node); +} #else static inline void *kmem_cache_alloc_node(kmem_cache_t *cachep, gfp_t flags, int node) { |