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[PATCH] mempool: add mempool_create_slab_pool()

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Create a simple wrapper function for the common case of creating a slab-based
mempool.

Signed-off-by: Matthew Dobson <colpatch@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Matthew Dobson 2006-03-26 01:37:49 -08:00 committed by Linus Torvalds
parent 26b6e051bc
commit fec433aaaa
1 changed files with 8 additions and 0 deletions
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8
include/linux/mempool.h
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@ -6,6 +6,8 @@
#include <linux/wait.h> #include <linux/wait.h>
struct kmem_cache;
typedef void * (mempool_alloc_t)(gfp_t gfp_mask, void *pool_data); typedef void * (mempool_alloc_t)(gfp_t gfp_mask, void *pool_data);
typedef void (mempool_free_t)(void *element, void *pool_data); typedef void (mempool_free_t)(void *element, void *pool_data);
@ -37,6 +39,12 @@ extern void mempool_free(void *element, mempool_t *pool);
*/ */
void *mempool_alloc_slab(gfp_t gfp_mask, void *pool_data); void *mempool_alloc_slab(gfp_t gfp_mask, void *pool_data);
void mempool_free_slab(void *element, void *pool_data); void mempool_free_slab(void *element, void *pool_data);
static inline mempool_t *
mempool_create_slab_pool(int min_nr, struct kmem_cache *kc)
{
return mempool_create(min_nr, mempool_alloc_slab, mempool_free_slab,
(void *) kc);
}
/* /*
* 2 mempool_alloc_t's and a mempool_free_t to kmalloc/kzalloc and kfree * 2 mempool_alloc_t's and a mempool_free_t to kmalloc/kzalloc and kfree