From: Jens Axboe <axboe@kernel.dk>
To: io-uring@vger.kernel.org, Pavel Begunkov <asml.silence@gmail.com>
Subject: Re: [PATCH] io_uring/rsrc: replace reg buffer bit field with flags
Date: Tue, 10 Feb 2026 05:26:29 -0700 [thread overview]
Message-ID: <177072638918.481609.10158846912245144904.b4-ty@kernel.dk> (raw)
In-Reply-To: <b2fa5a88797fc54bc365f88f4884a845b0a16530.1770646345.git.asml.silence@gmail.com>
On Mon, 09 Feb 2026 14:31:22 +0000, Pavel Begunkov wrote:
> I'll need a flag in the registered buffer struct for dmabuf work, and
> it'll be more convenient to have a flags field rather than bit fields,
> especially for io_mapped_ubuf initialisation.
>
> We might want to add more flags in the future as well. For example, it
> might be useful for debugging and potentially optimisations to split out
> a flag indicating the shape of the buffer to gate iov_iter_advance()
> walks vs bit/mask arithmetics. It can also be combined with the
> direction mask field.
>
> [...]
Applied, thanks!
[1/1] io_uring/rsrc: replace reg buffer bit field with flags
commit: 0efc331d78b043b9d8477c64e279058062d36a0b
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2026-02-10 12:26 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-09 14:31 [PATCH] io_uring/rsrc: replace reg buffer bit field with flags Pavel Begunkov
2026-02-09 16:44 ` Caleb Sander Mateos
2026-02-10 9:51 ` Pavel Begunkov
2026-02-10 12:26 ` Jens Axboe [this message]
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