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Thu, 03 Jul 2025 04:00:01 -0700 (PDT) Received: from localhost.localdomain ([83.247.137.20]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a892e61f48sm18613334f8f.93.2025.07.03.04.00.00 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 03 Jul 2025 04:00:00 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , Paolo Bonzini , Pierrick Bouvier , kvm@vger.kernel.org, Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v5 49/69] accel/dummy: Factor dummy_thread_precreate() out Date: Thu, 3 Jul 2025 12:55:15 +0200 Message-ID: <20250703105540.67664-50-philmd@linaro.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250703105540.67664-1-philmd@linaro.org> References: <20250703105540.67664-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::42f; envelope-from=philmd@linaro.org; helo=mail-wr1-x42f.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 Initialize the semaphore before creating the thread, factor out as dummy_thread_precreate(). Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson --- accel/dummy-cpus.h | 1 + accel/dummy-cpus.c | 12 +++++++++--- 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/accel/dummy-cpus.h b/accel/dummy-cpus.h index d18dd0fdc51..c3af710ee8c 100644 --- a/accel/dummy-cpus.h +++ b/accel/dummy-cpus.h @@ -9,6 +9,7 @@ #ifndef ACCEL_DUMMY_CPUS_H #define ACCEL_DUMMY_CPUS_H +void dummy_thread_precreate(CPUState *cpu); void dummy_start_vcpu_thread(CPUState *cpu); #endif diff --git a/accel/dummy-cpus.c b/accel/dummy-cpus.c index 03cfc0fa01e..2cbc3fecc93 100644 --- a/accel/dummy-cpus.c +++ b/accel/dummy-cpus.c @@ -65,15 +65,21 @@ static void *dummy_cpu_thread_fn(void *arg) return NULL; } +void dummy_thread_precreate(CPUState *cpu) +{ +#ifdef _WIN32 + qemu_sem_init(&cpu->sem, 0); +#endif +} + void dummy_start_vcpu_thread(CPUState *cpu) { char thread_name[VCPU_THREAD_NAME_SIZE]; + dummy_thread_precreate(cpu); + snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/DUMMY", cpu->cpu_index); qemu_thread_create(cpu->thread, thread_name, dummy_cpu_thread_fn, cpu, QEMU_THREAD_JOINABLE); -#ifdef _WIN32 - qemu_sem_init(&cpu->sem, 0); -#endif } -- 2.49.0