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[124.150.69.109]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b27472cdfesm97140715ad.14.2026.04.04.16.39.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 04 Apr 2026 16:39:41 -0700 (PDT) Message-ID: <3230449a-1c07-4e20-80d0-8a4e92fc0439@linaro.org> Date: Sun, 5 Apr 2026 09:39:35 +1000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 04/13] linux-user: add MTE_STORE_ONLY to prctl To: Gabriel Brookman , qemu-devel@nongnu.org Cc: Peter Maydell , Gustavo Romero , qemu-arm@nongnu.org, Laurent Vivier , Pierrick Bouvier References: <20260309-feat-mte4-v4-0-daaf0375620d@gmail.com> <20260309-feat-mte4-v4-4-daaf0375620d@gmail.com> From: Richard Henderson Content-Language: en-US In-Reply-To: <20260309-feat-mte4-v4-4-daaf0375620d@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102f; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org Sender: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org On 3/10/26 08:59, Gabriel Brookman wrote: > Linux-user processes can now control whether MTE_STORE_ONLY is enabled > using the prctl syscall. > > Signed-off-by: Gabriel Brookman > --- > linux-user/aarch64/mte_user_helper.c | 11 ++++++++++- > linux-user/aarch64/mte_user_helper.h | 14 +++++++++----- > linux-user/aarch64/target_prctl.h | 6 +++++- > target/arm/gdbstub64.c | 2 +- > tests/tcg/aarch64/mte.h | 3 +++ > 5 files changed, 28 insertions(+), 8 deletions(-) Reviewed-by: Richard Henderson r~