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([2a01:4b00:bd21:4f00:7cc6:d3ca:494:116c]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-485135d0676sm13620685e9.29.2026.03.03.00.58.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Mar 2026 00:58:23 -0800 (PST) Message-ID: <83689510-1ca6-4429-968c-656031cd1675@gmail.com> Date: Tue, 3 Mar 2026 08:58:21 +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: Greg KH Cc: io-uring@vger.kernel.org, axboe@kernel.dk, netdev@vger.kernel.org, stable@vger.kernel.org, Sasha Levin References: <2026030215-appetite-drastic-5894@gregkh> Content-Language: en-US From: Pavel Begunkov In-Reply-To: <2026030215-appetite-drastic-5894@gregkh> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 3/3/26 01:47, Greg KH wrote: > On Mon, Mar 02, 2026 at 10:15:43PM +0000, 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. >> >> Signed-off-by: Pavel Begunkov >> --- >> io_uring/zcrx.c | 20 +++++++++----------- >> 1 file changed, 9 insertions(+), 11 deletions(-) > > What stable kernel(s) is this for? 6.18 please -- Pavel Begunkov