From: Ming Lei <ming.lei@redhat.com>
To: Uday Shankar <ushankar@purestorage.com>
Cc: Jens Axboe <axboe@kernel.dk>,
Caleb Sander Mateos <csander@purestorage.com>,
Andrew Morton <akpm@linux-foundation.org>,
Shuah Khan <shuah@kernel.org>, Jonathan Corbet <corbet@lwn.net>,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org, linux-doc@vger.kernel.org
Subject: Re: [PATCH v6 3/8] selftests: ublk: kublk: plumb q_id in io_uring user_data
Date: Fri, 9 May 2025 15:28:17 +0800 [thread overview]
Message-ID: <aB2ukYlUMqPNuKfO@fedora> (raw)
In-Reply-To: <20250507-ublk_task_per_io-v6-3-a2a298783c01@purestorage.com>
On Wed, May 07, 2025 at 03:49:37PM -0600, Uday Shankar wrote:
> Currently, when we process CQEs, we know which ublk_queue we are working
> on because we know which ring we are working on, and ublk_queues and
> rings are in 1:1 correspondence. However, as we decouple ublk_queues
> from ublk server threads, ublk_queues and rings will no longer be in 1:1
> correspondence - each ublk server thread will have a ring, and each
> thread may issue commands against more than one ublk_queue. So in order
> to know which ublk_queue a CQE refers to, plumb that information in the
> associated SQE's user_data.
>
> Signed-off-by: Uday Shankar <ushankar@purestorage.com>
Looks fine,
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Thanks,
Ming
next prev parent reply other threads:[~2025-05-09 7:28 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-07 21:49 [PATCH v6 0/8] ublk: decouple server threads from hctxs Uday Shankar
2025-05-07 21:49 ` [PATCH v6 1/8] ublk: have a per-io daemon instead of a per-queue daemon Uday Shankar
2025-05-09 3:29 ` Ming Lei
2025-05-10 23:54 ` Caleb Sander Mateos
2025-05-11 0:17 ` Caleb Sander Mateos
2025-05-07 21:49 ` [PATCH v6 2/8] sbitmap: fix off-by-one when wrapping hint Uday Shankar
2025-05-09 3:51 ` Ming Lei
2025-05-11 0:35 ` Caleb Sander Mateos
2025-05-07 21:49 ` [PATCH v6 3/8] selftests: ublk: kublk: plumb q_id in io_uring user_data Uday Shankar
2025-05-09 7:28 ` Ming Lei [this message]
2025-05-07 21:49 ` [PATCH v6 4/8] selftests: ublk: kublk: tie sqe allocation to io instead of queue Uday Shankar
2025-05-09 7:40 ` Ming Lei
2025-05-07 21:49 ` [PATCH v6 5/8] selftests: ublk: kublk: lift queue initialization out of thread Uday Shankar
2025-05-09 7:44 ` Ming Lei
2025-05-07 21:49 ` [PATCH v6 6/8] selftests: ublk: kublk: move per-thread data out of ublk_queue Uday Shankar
2025-05-09 8:14 ` Ming Lei
2025-05-07 21:49 ` [PATCH v6 7/8] selftests: ublk: kublk: decouple ublk_queues from ublk server threads Uday Shankar
2025-05-09 8:31 ` Ming Lei
2025-05-09 8:46 ` Ming Lei
2025-05-07 21:49 ` [PATCH v6 8/8] Documentation: ublk: document UBLK_F_RR_TAGS Uday Shankar
2025-05-07 23:08 ` Randy Dunlap
2025-05-08 2:08 ` Bagas Sanjaya
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aB2ukYlUMqPNuKfO@fedora \
--to=ming.lei@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=axboe@kernel.dk \
--cc=corbet@lwn.net \
--cc=csander@purestorage.com \
--cc=linux-block@vger.kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=shuah@kernel.org \
--cc=ushankar@purestorage.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.