]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
projects / thirdparty / kernel / stable.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: be7962d) | patch
ublk: don't access ublk_queue in ublk_need_complete_req()
authorCaleb Sander Mateos <csander@purestorage.com>
Thu, 18 Sep 2025 01:49:51 +0000 (19:49 -0600)
committerJens Axboe <axboe@kernel.dk>
Sat, 20 Sep 2025 12:36:27 +0000 (06:36 -0600)
commit122f6387e845dfbfcf1ed795734a1ec779e987f0
tree7135c4065a15b22d5a47527e733522ce77cd3ecatree | snapshot
parentbe7962d7e3d9dd9ff5b6bcd3faccb3b0f76a9734commit | diff
ublk: don't access ublk_queue in ublk_need_complete_req()

For ublk servers with many ublk queues, accessing the ublk_queue in
ublk_need_complete_req() 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>
drivers/block/ublk_drv.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git