From: Jens Axboe <axboe@kernel.dk>
To: Pavel Begunkov <asml.silence@gmail.com>,
io-uring@vger.kernel.org,
Vadim Fedorenko <vadim.fedorenko@linux.dev>
Cc: netdev@vger.kernel.org, Eric Dumazet <edumazet@google.com>,
Kuniyuki Iwashima <kuniyu@amazon.com>,
Paolo Abeni <pabeni@redhat.com>,
Willem de Bruijn <willemb@google.com>,
"David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Richard Cochran <richardcochran@gmail.com>
Subject: Re: [PATCH io_uring-next 0/5] io_uring cmd for tx timestamps
Date: Fri, 30 May 2025 07:30:00 -0600 [thread overview]
Message-ID: <87f8b206-e1a2-4b00-b4cf-e00084fc2a42@kernel.dk> (raw)
In-Reply-To: <cover.1748607147.git.asml.silence@gmail.com>
On 5/30/25 6:18 AM, Pavel Begunkov wrote:
> Vadim Fedorenko suggested to add an alternative API for receiving
> tx timestamps through io_uring. The series introduces io_uring socket
> cmd for fetching tx timestamps, which is a polled multishot request,
> i.e. internally polling the socket for POLLERR and posts timestamps
> when they're arrives. For the API description see Patch 5.
>
> It reuses existing timestamp infra and takes them from the socket's
> error queue. For networking people the important parts are Patch 1,
> and io_uring_cmd_timestamp() from Patch 5 walking the error queue.
>
> It should be reasonable to take it through the io_uring tree once
> we have consensus, but let me know if there are any concerns.
FWIW, this series looks good to me.
--
Jens Axboe
prev parent reply other threads:[~2025-05-30 13:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-30 12:18 [PATCH io_uring-next 0/5] io_uring cmd for tx timestamps Pavel Begunkov
2025-05-30 12:18 ` [PATCH 1/5] net: timestamp: add helper returning skb's tx tstamp Pavel Begunkov
2025-05-30 18:14 ` Stanislav Fomichev
2025-05-30 18:30 ` Stanislav Fomichev
2025-05-30 18:44 ` Pavel Begunkov
2025-06-01 13:52 ` Willem de Bruijn
2025-06-02 9:57 ` Pavel Begunkov
2025-06-02 13:31 ` Willem de Bruijn
2025-06-04 8:51 ` Pavel Begunkov
2025-06-04 13:38 ` Willem de Bruijn
2025-05-30 12:18 ` [PATCH 2/5] io_uring/poll: introduce io_arm_apoll() Pavel Begunkov
2025-05-31 10:28 ` Pavel Begunkov
2025-05-30 12:18 ` [PATCH 3/5] io_uring/cmd: allow multishot polled commands Pavel Begunkov
2025-05-30 12:18 ` [PATCH 4/5] io_uring: add mshot helper for posting CQE32 Pavel Begunkov
2025-05-30 12:18 ` [PATCH 5/5] io_uring/netcmd: add tx timestamping cmd support Pavel Begunkov
2025-05-31 8:34 ` kernel test robot
2025-05-30 13:30 ` Jens Axboe [this message]
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