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([2a01:4b00:bd21:4f00:7cc6:d3ca:494:116c]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-439ac9f3e5bsm21544589f8f.37.2026.03.02.14.17.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Mar 2026 14:17:39 -0800 (PST) Message-ID: <0350d0fd-3037-4c04-b9ae-31bdb1913ada@gmail.com> Date: Mon, 2 Mar 2026 22:17:35 +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 1/1] io_uring/zcrx: fix post open error handling To: io-uring@vger.kernel.org Cc: axboe@kernel.dk, netdev@vger.kernel.org, stable@vger.kernel.org, Sasha Levin References: Content-Language: en-US From: Pavel Begunkov In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/2/26 22:15, Pavel Begunkov wrote: > [ upstream commit 5d540e4508950c674d6feef1d95463d039bbf4f5 ] > > 5d540e4508950 ("io_uring/zcrx: fix post open error handling") fixes some > post queue open problems. Instead of picking all dependencies for that > patch just move post open error handling out of the way, so once a queue > is open we can always report a success. > > Move copy_to_user earlier before open, and xa_store() should already > never fail as the slot is explicitly pre-allocated. I somehow lost a stable-6.18 label in the process -- Pavel Begunkov