NVMe: embedded iod mask cleanup
Remove unused mask in nvme_alloc_iod
Signed-off-by: Chong Yuan <chong.yuan@memblaze.com>
Reviewed-by: Wenbo Wang <wenbo.wang@memblaze.com>
Acked-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index ee83554..7ed61812 100644
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -152,6 +152,7 @@
*/
#define NVME_INT_PAGES 2
#define NVME_INT_BYTES(dev) (NVME_INT_PAGES * (dev)->page_size)
+#define NVME_INT_MASK 0x01
/*
* Will slightly overestimate the number of pages needed. This is OK
@@ -257,7 +258,7 @@
*/
static bool iod_should_kfree(struct nvme_iod *iod)
{
- return (iod->private & 0x01) == 0;
+ return (iod->private & NVME_INT_MASK) == 0;
}
/* Special values must be less than 0x1000 */
@@ -432,7 +433,6 @@
{
unsigned size = !(rq->cmd_flags & REQ_DISCARD) ? blk_rq_bytes(rq) :
sizeof(struct nvme_dsm_range);
- unsigned long mask = 0;
struct nvme_iod *iod;
if (rq->nr_phys_segments <= NVME_INT_PAGES &&
@@ -440,9 +440,8 @@
struct nvme_cmd_info *cmd = blk_mq_rq_to_pdu(rq);
iod = cmd->iod;
- mask = 0x01;
iod_init(iod, size, rq->nr_phys_segments,
- (unsigned long) rq | 0x01);
+ (unsigned long) rq | NVME_INT_MASK);
return iod;
}