Commit fec433aa authored by Matthew Dobson's avatar Matthew Dobson Committed by Linus Torvalds
Browse files

[PATCH] mempool: add mempool_create_slab_pool() 



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

Signed-off-by: default avatarMatthew Dobson <colpatch@us.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 26b6e051

include/linux/mempool.h

+8 −0
Original line number Diff line number Diff line
@@ -6,6 +6,8 @@ 


#include <linux/wait.h>



struct kmem_cache;



typedef void * (mempool_alloc_t)(gfp_t gfp_mask, 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_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