netdev - Re: [PATCH v1 5/7] io_uring/zcrx: add user_struct and mm_struct to io_zcrx

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Message-ID: <26635d1e-8c4f-4f79-927e-811a0105fe75@gmail.com>
Date: Thu, 6 Nov 2025 11:19:20 +0000
From: Pavel Begunkov <asml.silence@...il.com>
To: David Wei <dw@...idwei.uk>, io-uring@...r.kernel.org,
 netdev@...r.kernel.org
Cc: Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH v1 5/7] io_uring/zcrx: add user_struct and mm_struct to
 io_zcrx_ifq

On 11/4/25 22:44, David Wei wrote:
> In preparation for removing ifq->ctx and making ifq lifetime independent
> of ring ctx, add user_struct and mm_struct to io_zcrx_ifq.
> 
> In the ifq cleanup path, these are the only fields used from the main
> ring ctx to do accounting. Taking a copy in the ifq allows ifq->ctx to
> be removed later, including the ctx->refs held by the ifq.

Reviewed-by: Pavel Begunkov <asml.silence@...il.com>

-- 
Pavel Begunkov