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([2a01:4b00:bd21:4f00:7cc6:d3ca:494:116c]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-477625c2f4fsm43720565e9.11.2025.11.06.03.19.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 06 Nov 2025 03:19:21 -0800 (PST) Message-ID: <26635d1e-8c4f-4f79-927e-811a0105fe75@gmail.com> Date: Thu, 6 Nov 2025 11:19:20 +0000 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1 5/7] io_uring/zcrx: add user_struct and mm_struct to io_zcrx_ifq To: David Wei , io-uring@vger.kernel.org, netdev@vger.kernel.org Cc: Jens Axboe References: <20251104224458.1683606-1-dw@davidwei.uk> <20251104224458.1683606-6-dw@davidwei.uk> Content-Language: en-US From: Pavel Begunkov In-Reply-To: <20251104224458.1683606-6-dw@davidwei.uk> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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 -- Pavel Begunkov