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Thu, 28 Aug 2025 18:27:48 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-24903704060sm8228165ad.20.2025.08.28.18.27.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 Aug 2025 18:27:47 -0700 (PDT) Message-ID: <6a3bb8be-140e-4ec4-b903-683c43115992@kernel.dk> Date: Thu, 28 Aug 2025 19:27:47 -0600 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Jens Axboe Subject: [GIT PULL] io_uring fixes for 6.17-rc4 To: Linus Torvalds Cc: io-uring Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Linus, Two fixes for the ring provided buffers in this pull request: - Use the proper type for min_t() in getting the min of the leftover bytes and the buffer length. - As good practice, use READ_ONCE() consistently for reading ring provided buffer lengths. Additionally, stop looping for incremental commits if a zero sized buffer is hit, as no further progress can be made at that point. Please pull! The following changes since commit e4e6aaea46b7be818eba0510ba68d30df8689ea3: io_uring: clear ->async_data as part of normal init (2025-08-21 13:54:01 -0600) are available in the Git repository at: git://git.kernel.dk/linux.git tags/io_uring-6.17-20250828 for you to fetch changes up to 98b6fa62c84f2e129161e976a5b9b3cb4ccd117b: io_uring/kbuf: always use READ_ONCE() to read ring provided buffer lengths (2025-08-28 05:48:34 -0600) ---------------------------------------------------------------- io_uring-6.17-20250828 ---------------------------------------------------------------- Jens Axboe (1): io_uring/kbuf: always use READ_ONCE() to read ring provided buffer lengths Qingyue Zhang (1): io_uring/kbuf: fix signedness in this_len calculation io_uring/kbuf.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) -- Jens Axboe