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ublk: get ubq from pdu in ublk_cmd_list_tw_cb() 

Save a few pointer dereferences by obtaining struct ublk_queue *ubq from
the ublk_uring_cmd_pdu instead of the request's mq_hctx.

Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
Link: https://lore.kernel.org/r/20250328180411.2696494-4-csander@purestorage.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
pull/1194/head
Caleb Sander Mateos 2025-03-28 12:04:09 -06:00 committed by Jens Axboe
parent 9d7fa99189
commit 6a87fc437a
1 changed files with 1 additions and 1 deletions
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2
drivers/block/ublk_drv.c
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@ -1287,7 +1287,7 @@ static void ublk_cmd_list_tw_cb(struct io_uring_cmd *cmd,
{
struct ublk_uring_cmd_pdu *pdu = ublk_get_uring_cmd_pdu(cmd);
struct request *rq = pdu->req_list;
struct ublk_queue *ubq = rq->mq_hctx->driver_data;
struct ublk_queue *ubq = pdu->ubq;
struct request *next;
do {