Re: [PATCH] io_uring: add missing IORING_MAP_OFF_ZCRX_REGION in io_uring_mmap

From: Pavel Begunkov
Date: Fri Feb 21 2025 - 07:20:21 EST


On 2/21/25 09:10, lizetao wrote:
Hi,

-----Original Message-----
From: Bui Quang Minh <minhquangbui99@xxxxxxxxx>
Sent: Friday, February 21, 2025 5:00 PM
To: io-uring@xxxxxxxxxxxxxxx
Cc: Jens Axboe <axboe@xxxxxxxxx>; Pavel Begunkov
<asml.silence@xxxxxxxxx>; David Wei <dw@xxxxxxxxxxx>; linux-
kernel@xxxxxxxxxxxxxxx; Bui Quang Minh <minhquangbui99@xxxxxxxxx>
Subject: [PATCH] io_uring: add missing IORING_MAP_OFF_ZCRX_REGION in
io_uring_mmap

Allow user to mmap the kernel allocated zerocopy-rx refill queue.


Maybe fixed-tag should be added here.

No need, it's not strictly a fix, and whlist it's not yet sent to
linus, the tags only cause confusion when hashes change, e.g. on rebase.


Other than that, it looks good to me.
Reviewed-by: Li Zetao <lizetao1@xxxxxxxxxx>

--
Pavel Begunkov