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[216.71.219.44]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a0993ab61dsm73268325ad.46.2025.12.15.09.57.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 15 Dec 2025 09:57:00 -0800 (PST) Message-ID: Date: Mon, 15 Dec 2025 09:57:00 -0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/2] linux-user: add plugin API to filter syscalls Content-Language: en-US To: Ziyang Zhang , qemu-devel Cc: Riku Voipio , Laurent Vivier , Alex Bennee , Alexandre Iooss , Mahmoud Mandour , Richard Henderson , Zhengwei Qi , Yun Wang , Mingyuan Xia , Kailiang Xu References: <20251214144620.179282-1-functioner@sjtu.edu.cn> <20251214144620.179282-2-functioner@sjtu.edu.cn> From: Pierrick Bouvier In-Reply-To: <20251214144620.179282-2-functioner@sjtu.edu.cn> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pl1-x62d.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-devel@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-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 12/14/25 6:46 AM, Ziyang Zhang wrote: > This commit adds a syscall filter API to the TCG plugin API set. > Plugins can register a filter callback to QEMU to decide whether > to intercept a syscall, process it and bypass the QEMU syscall > handler. > > Signed-off-by: Ziyang Zhang > Co-authored-by: Mingyuan Xia > --- > include/qemu/plugin-event.h | 1 + > include/qemu/plugin.h | 33 +++++++++++++++++++++++--------- > include/qemu/qemu-plugin.h | 32 +++++++++++++++++++++++++++++++ > include/user/syscall-trace.h | 17 +++++++++++++++++ > linux-user/syscall.c | 7 +++++-- > plugins/api.c | 7 +++++++ > plugins/core.c | 37 ++++++++++++++++++++++++++++++++++++ > 7 files changed, 123 insertions(+), 11 deletions(-) Reviewed-by: Pierrick Bouvier