From f1b6eb6e6be149b40ebb013f5bfe2ac86b6f1c1b Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Wed, 4 Sep 2013 16:35:34 +0000 Subject: mm/sl[aou]b: Move kmallocXXX functions to common code The kmalloc* functions of all slab allcoators are similar now so lets move them into slab.h. This requires some function naming changes in slob. As a results of this patch there is a common set of functions for all allocators. Also means that kmalloc_large() is now available in general to perform large order allocations that go directly via the page allocator. kmalloc_large() can be substituted if kmalloc() throws warnings because of too large allocations. kmalloc_large() has exactly the same semantics as kmalloc but can only used for allocations > PAGE_SIZE. Signed-off-by: Christoph Lameter Signed-off-by: Pekka Enberg --- mm/slob.c | 28 ++++++++++++++++++++++++---- 1 file changed, 24 insertions(+), 4 deletions(-) (limited to 'mm/slob.c') diff --git a/mm/slob.c b/mm/slob.c index 91bd3f2dd2f0..4bf8809dfcce 100644 --- a/mm/slob.c +++ b/mm/slob.c @@ -462,11 +462,11 @@ __do_kmalloc_node(size_t size, gfp_t gfp, int node, unsigned long caller) return ret; } -void *__kmalloc_node(size_t size, gfp_t gfp, int node) +void *__kmalloc(size_t size, gfp_t gfp) { - return __do_kmalloc_node(size, gfp, node, _RET_IP_); + return __do_kmalloc_node(size, gfp, NUMA_NO_NODE, _RET_IP_); } -EXPORT_SYMBOL(__kmalloc_node); +EXPORT_SYMBOL(__kmalloc); #ifdef CONFIG_TRACING void *__kmalloc_track_caller(size_t size, gfp_t gfp, unsigned long caller) @@ -534,7 +534,7 @@ int __kmem_cache_create(struct kmem_cache *c, unsigned long flags) return 0; } -void *kmem_cache_alloc_node(struct kmem_cache *c, gfp_t flags, int node) +void *slob_alloc_node(struct kmem_cache *c, gfp_t flags, int node) { void *b; @@ -560,7 +560,27 @@ void *kmem_cache_alloc_node(struct kmem_cache *c, gfp_t flags, int node) kmemleak_alloc_recursive(b, c->size, 1, c->flags, flags); return b; } +EXPORT_SYMBOL(slob_alloc_node); + +void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags) +{ + return slob_alloc_node(cachep, flags, NUMA_NO_NODE); +} +EXPORT_SYMBOL(kmem_cache_alloc); + +#ifdef CONFIG_NUMA +void *__kmalloc_node(size_t size, gfp_t gfp, int node) +{ + return __do_kmalloc_node(size, gfp, node, _RET_IP_); +} +EXPORT_SYMBOL(__kmalloc_node); + +void *kmem_cache_alloc_node(struct kmem_cache *cachep, gfp_t gfp, int node) +{ + return slob_alloc_node(cachep, gfp, node); +} EXPORT_SYMBOL(kmem_cache_alloc_node); +#endif static void __kmem_cache_free(void *b, int size) { -- cgit v1.2.3-55-g7522