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| author |   Caleb Sander Mateos <csander@purestorage.com> | 2025-03-28 12:04:09 -0600 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2025-03-28 16:15:43 -0600 |
| commit | 6a87fc437a034e4be2a63d8dfd4d2985c6c574bc (patch) | |
| tree | ad2827913422a55a5dbf539404b3fd19499ada6f | |
| parent | ublk: skip 1 NULL check in ublk_cmd_list_tw_cb() loop (diff) | |
| download | wireguard-linux-6a87fc437a034e4be2a63d8dfd4d2985c6c574bc.tar.xz wireguard-linux-6a87fc437a034e4be2a63d8dfd4d2985c6c574bc.zip | |
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>
| -rw-r--r-- | drivers/block/ublk_drv.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index 8b9780c0feab..9276d1fcc100 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -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 { |