linux-kernel - Re: [PATCH v4 0/3] io_uring/uring_cmd: avoid double indirect call in task work dispatch

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Message-Id: <176218390170.6648.16490159252453601596.b4-ty@kernel.dk>
Date: Mon, 03 Nov 2025 08:31:41 -0700
From: Jens Axboe <axboe@...nel.dk>
To: Miklos Szeredi <miklos@...redi.hu>, Ming Lei <ming.lei@...hat.com>, 
 Keith Busch <kbusch@...nel.org>, Christoph Hellwig <hch@....de>, 
 Sagi Grimberg <sagi@...mberg.me>, Chris Mason <clm@...com>, 
 David Sterba <dsterba@...e.com>, 
 Caleb Sander Mateos <csander@...estorage.com>
Cc: io-uring@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
 linux-block@...r.kernel.org, linux-nvme@...ts.infradead.org, 
 linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/3] io_uring/uring_cmd: avoid double indirect call
 in task work dispatch


On Fri, 31 Oct 2025 14:34:27 -0600, Caleb Sander Mateos wrote:
> Define uring_cmd implementation callback functions to have the
> io_req_tw_func_t signature to avoid the additional indirect call and
> save 8 bytes in struct io_uring_cmd.
> 
> v4:
> - Rebase on "io_uring: unify task_work cancelation checks"
> - Small cleanup in io_fallback_req_func()
> - Avoid intermediate variables where IO_URING_CMD_TASK_WORK_ISSUE_FLAG
>   is only used once (Christoph)
> 
> [...]

Applied, thanks!

[1/3] io_uring: only call io_should_terminate_tw() once for ctx
      commit: 4531d165ee39edb315b42a4a43e29339fa068e51
[2/3] io_uring: add wrapper type for io_req_tw_func_t arg
      commit: c33e779aba6804778c1440192a8033a145ba588d
[3/3] io_uring/uring_cmd: avoid double indirect call in task work dispatch
      commit: 20fb3d05a34b55c8ec28ec3d3555e70c5bc0c72d

Best regards,
-- 
Jens Axboe