diff options
| -rw-r--r-- | drivers/block/rbd.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 5420bc40c544..b008b6a98098 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -442,6 +442,8 @@ static DEFINE_SPINLOCK(rbd_client_list_lock); static struct kmem_cache *rbd_img_request_cache; static struct kmem_cache *rbd_obj_request_cache; +static struct bio_set *rbd_bio_clone; + static int rbd_major; static DEFINE_IDA(rbd_dev_id_ida); @@ -1363,7 +1365,7 @@ static struct bio *bio_clone_range(struct bio *bio_src, { struct bio *bio; - bio = bio_clone(bio_src, gfpmask); + bio = bio_clone_fast(bio_src, gfpmask, rbd_bio_clone); if (!bio) return NULL; /* ENOMEM */ @@ -6416,8 +6418,16 @@ static int rbd_slab_init(void) if (!rbd_obj_request_cache) goto out_err; + rbd_assert(!rbd_bio_clone); + rbd_bio_clone = bioset_create(BIO_POOL_SIZE, 0, 0); + if (!rbd_bio_clone) + goto out_err_clone; + return 0; +out_err_clone: + kmem_cache_destroy(rbd_obj_request_cache); + rbd_obj_request_cache = NULL; out_err: kmem_cache_destroy(rbd_img_request_cache); rbd_img_request_cache = NULL; @@ -6433,6 +6443,10 @@ static void rbd_slab_exit(void) rbd_assert(rbd_img_request_cache); kmem_cache_destroy(rbd_img_request_cache); rbd_img_request_cache = NULL; + + rbd_assert(rbd_bio_clone); + bioset_free(rbd_bio_clone); + rbd_bio_clone = NULL; } static int __init rbd_init(void) |