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From: Caleb Sander Mateos <csander@purestorage.com>
To: Ming Lei <ming.lei@redhat.com>, Jens Axboe <axboe@kernel.dk>
Cc: Uday Shankar <ushankar@purestorage.com>,
	linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
	Caleb Sander Mateos <csander@purestorage.com>
Subject: [PATCH 0/8] ublk: simplify NEED_GET_DATA handling and request lookup
Date: Sat, 26 Apr 2025 22:57:55 -0600	[thread overview]
Message-ID: <20250427045803.772972-1-csander@purestorage.com> (raw)

Remove accesses to ublk_io's cmd field after the I/O request is posted to the
ublk server. This allows the cmd field to be overlapped with a pointer to the
struct request, avoiding several blk_mq_tag_to_rq() lookups.

Fix a couple of typos noticed along the way.

Caleb Sander Mateos (7):
  ublk: fix "immepdately" typo in comment
  ublk: remove misleading "ubq" in "ubq_complete_io_cmd()"
  ublk: don't log uring_cmd cmd_op in ublk_dispatch_req()
  ublk: factor out ublk_start_io() helper
  ublk: don't call ublk_dispatch_req() for NEED_GET_DATA
  ublk: check UBLK_IO_FLAG_OWNED_BY_SRV in ublk_abort_queue()
  ublk: store request pointer in ublk_io

Uday Shankar (1):
  ublk: factor out ublk_commit_and_fetch

 drivers/block/ublk_drv.c | 234 ++++++++++++++++++++-------------------
 1 file changed, 120 insertions(+), 114 deletions(-)

-- 
2.45.2


             reply	other threads:[~2025-04-27  4:58 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-27  4:57 Caleb Sander Mateos [this message]
2025-04-27  4:57 ` [PATCH 1/8] ublk: factor out ublk_commit_and_fetch Caleb Sander Mateos
2025-04-27  4:57 ` [PATCH 2/8] ublk: fix "immepdately" typo in comment Caleb Sander Mateos
2025-04-27 12:58   ` Ming Lei
2025-04-27  4:57 ` [PATCH 3/8] ublk: remove misleading "ubq" in "ubq_complete_io_cmd()" Caleb Sander Mateos
2025-04-27 13:01   ` Ming Lei
2025-04-27  4:57 ` [PATCH 4/8] ublk: don't log uring_cmd cmd_op in ublk_dispatch_req() Caleb Sander Mateos
2025-04-27 13:03   ` Ming Lei
2025-04-27  4:58 ` [PATCH 5/8] ublk: factor out ublk_start_io() helper Caleb Sander Mateos
2025-04-27 13:05   ` Ming Lei
2025-04-28 14:28     ` Caleb Sander Mateos
2025-04-28 15:12       ` Caleb Sander Mateos
2025-04-29  4:05         ` Ming Lei
2025-04-29 14:55           ` Caleb Sander Mateos
2025-04-30 22:44             ` Caleb Sander Mateos
2025-04-27  4:58 ` [PATCH 6/8] ublk: don't call ublk_dispatch_req() for NEED_GET_DATA Caleb Sander Mateos
2025-04-27 13:10   ` Ming Lei
2025-04-27  4:58 ` [PATCH 7/8] ublk: check UBLK_IO_FLAG_OWNED_BY_SRV in ublk_abort_queue() Caleb Sander Mateos
2025-04-27 13:13   ` Ming Lei
2025-04-27  4:58 ` [PATCH 8/8] ublk: store request pointer in ublk_io Caleb Sander Mateos
2025-04-27 13:25   ` Ming Lei

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