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[2003:ef:2f06:6800:c8b8:b5e6:9b9f:6a3a]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-482fbb2005esm21071985f8f.24.2026.08.31.01.03.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Aug 2026 01:03:00 -0700 (PDT) Message-ID: <6a953534.332d3c56.285eb4.38cf@mx.google.com> To: linuxtestproject.agent@gmail.com In-Reply-To: <20260828211038.8829-1-linuxtestproject.agent@gmail.com> Date: Mon, 31 Aug 2026 08:02:59 +0000 X-Virus-Scanned: clamav-milter 1.0.9 at in-2.smtp.seeweb.it X-Virus-Status: Clean Subject: Re: [LTP] lapi/mmap: add MAP_32BIT fallback X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Andrea Cervesato via ltp Reply-To: Andrea Cervesato Cc: ltp@lists.linux.it MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" > On Aug 28, 2026, Andrea Cervesato wrote: > > lapi/mmap: add MAP_32BIT fallback > > --- [PATCH 3/3] --- > > > * - Verify that memory in each chunk is readable and writable > > [...] > > ((char *)addr)[0] = 'a'; > > ((char *)addr)[CHUNK_SZ - 1] = 'z'; > > The algorithm says that each chunk is verified to be both readable and > writable, but these statements only write to the mapping. Could the test > read and compare the stored bytes, or should the readability claim be > removed? this simply requires: * - Touch first and last byte of each chunk to ensure pages are writable will add before merge. -- Andrea Cervesato SUSE QE Automation Engineer Linux andrea.cervesato@suse.com -- Mailing list info: https://lists.linux.it/listinfo/ltp