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Commit 1b434498 authored by Jens Axboe's avatar Jens Axboe
Browse files

bio: move the slab pointer inside the bio_set 



In preparation for adding differently sized bios.

Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent 7ff9345f

fs/bio.c

+5 −2
Original line number Diff line number Diff line
@@ -1404,12 +1404,15 @@ void bioset_free(struct bio_set *bs) 


struct bio_set *bioset_create(int bio_pool_size, int bvec_pool_size)

{

	struct bio_set *bs = kzalloc(sizeof(*bs), GFP_KERNEL);

	struct bio_set *bs;



	bs = kzalloc(sizeof(*bs), GFP_KERNEL);

	if (!bs)

		return NULL;



	bs->bio_pool = mempool_create_slab_pool(bio_pool_size, bio_slab);

	bs->bio_slab = bio_slab;



	bs->bio_pool = mempool_create_slab_pool(bio_pool_size, bs->bio_slab);

	if (!bs->bio_pool)

		goto bad;

include/linux/bio.h

+1 −0
Original line number Diff line number Diff line
@@ -400,6 +400,7 @@ static inline void bio_set_completion_cpu(struct bio *bio, unsigned int cpu) 
#define BIOVEC_MAX_IDX	(BIOVEC_NR_POOLS - 1)



struct bio_set {

	struct kmem_cache *bio_slab;

	mempool_t *bio_pool;

#if defined(CONFIG_BLK_DEV_INTEGRITY)

	mempool_t *bio_integrity_pool;