diff mbox series

[for-next,v1,1/2] nvme: set REQ_ALLOC_CACHE for uring-passthru request

Message ID 20230117120638.72254-2-anuj20.g@samsung.com (mailing list archive)
State New, archived
Headers show
Series enable pcpu bio-cache for IRQ uring-passthru I/O | expand

Commit Message

Anuj Gupta Jan. 17, 2023, 12:06 p.m. UTC 
This patch sets REQ_ALLOC_CACHE flag for uring-passthru requests.
This is a prep-patch so that normal / IRQ-driven uring-passthru
I/Os can also leverage bio-cache.

Signed-off-by: Anuj Gupta <anuj20.g@samsung.com>
Signed-off-by: Kanchan Joshi <joshi.k@samsung.com>
---
 drivers/nvme/host/ioctl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c
index 06f52db34be9..ffaabf16dd4c 100644
--- a/drivers/nvme/host/ioctl.c
+++ b/drivers/nvme/host/ioctl.c
@@ -554,7 +554,7 @@  static int nvme_uring_cmd_io(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
 	struct nvme_uring_data d;
 	struct nvme_command c;
 	struct request *req;
-	blk_opf_t rq_flags = 0;
+	blk_opf_t rq_flags = REQ_ALLOC_CACHE;
 	blk_mq_req_flags_t blk_flags = 0;
 	void *meta = NULL;
 	int ret;
@@ -590,7 +590,7 @@  static int nvme_uring_cmd_io(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
 	d.timeout_ms = READ_ONCE(cmd->timeout_ms);
 
 	if (issue_flags & IO_URING_F_NONBLOCK) {
-		rq_flags = REQ_NOWAIT;
+		rq_flags |= REQ_NOWAIT;
 		blk_flags = BLK_MQ_REQ_NOWAIT;
 	}
 	if (issue_flags & IO_URING_F_IOPOLL)