diff options
Diffstat (limited to 'drivers/nvme/host/core.c')
| -rw-r--r-- | drivers/nvme/host/core.c | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 1b48514fbe99..3b1d6478dcfb 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -239,8 +239,6 @@ static inline int nvme_setup_discard(struct nvme_ns *ns, struct request *req, struct nvme_command *cmnd) { struct nvme_dsm_range *range; - struct page *page; - int offset; unsigned int nr_bytes = blk_rq_bytes(req); range = kmalloc(sizeof(*range), GFP_ATOMIC); @@ -257,17 +255,10 @@ static inline int nvme_setup_discard(struct nvme_ns *ns, struct request *req, cmnd->dsm.nr = 0; cmnd->dsm.attributes = cpu_to_le32(NVME_DSMGMT_AD); - req->completion_data = range; - page = virt_to_page(range); - offset = offset_in_page(range); - blk_add_request_payload(req, page, offset, sizeof(*range)); - - /* - * we set __data_len back to the size of the area to be discarded - * on disk. This allows us to report completion on the full amount - * of blocks described by the request. - */ - req->__data_len = nr_bytes; + req->special_vec.bv_page = virt_to_page(range); + req->special_vec.bv_offset = offset_in_page(range); + req->special_vec.bv_len = sizeof(*range); + req->rq_flags |= RQF_SPECIAL_PAYLOAD; return BLK_MQ_RQ_QUEUE_OK; } |