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[95.127.63.101]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a6d0f1054bsm2583987f8f.9.2025.06.20.10.29.20 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Fri, 20 Jun 2025 10:29:22 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Alexander Graf , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Richard Henderson , Paolo Bonzini , Peter Maydell , Julian Armistead , Cameron Esfahani , Mark Burton , Thomas Huth , "Edgar E. Iglesias" , Pierrick Bouvier , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [RFC PATCH RESEND 11/42] accel/split: Register MTTCG Date: Fri, 20 Jun 2025 19:27:19 +0200 Message-ID: <20250620172751.94231-12-philmd@linaro.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250620172751.94231-1-philmd@linaro.org> References: <20250620172751.94231-1-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::334; envelope-from=philmd@linaro.org; helo=mail-wm1-x334.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 FIXME: Use sw-hooks? Signed-off-by: Philippe Mathieu-Daudé --- accel/split/split-accel-ops.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/accel/split/split-accel-ops.c b/accel/split/split-accel-ops.c index efef0d60fde..2c7945b6331 100644 --- a/accel/split/split-accel-ops.c +++ b/accel/split/split-accel-ops.c @@ -14,9 +14,12 @@ #include "system/cpus.h" #include "split-accel.h" +#include "accel/tcg/tcg-accel-ops-mttcg.h" + static void *split_cpu_thread_routine(void *arg) { AccelState *as = current_accel(); + void *sw_force_rcu; CPUState *cpu = arg; AccelCPUState *acs; int r; @@ -24,6 +27,7 @@ static void *split_cpu_thread_routine(void *arg) /* TODO: check accel allowed */ rcu_register_thread(); + sw_force_rcu = mttcg_vcpu_register(cpu); bql_lock(); qemu_thread_get_self(cpu->thread); @@ -84,6 +88,7 @@ static void *split_cpu_thread_routine(void *arg) cpu_thread_signal_destroyed(cpu); bql_unlock(); + mttcg_vcpu_unregister(cpu, sw_force_rcu); rcu_unregister_thread(); return NULL; -- 2.49.0