ublk: don't access ublk_queue in ublk_register_io_buf()

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For ublk servers with many ublk queues, accessing the ublk_queue in
ublk_register_io_buf() is a frequent cache miss. Get the flags from the
ublk_device instead, which is accessed earlier in
ublk_ch_uring_cmd_local().

Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Caleb Sander Mateos 2025-09-17 19:49:44 -06:00 • committed by Jens Axboe

parent 8a81926e45

commit 692cf47e1a

1 changed files with 1 additions and 1 deletions

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drivers/block/ublk_drv.c

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