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Fri, 05 Jul 2024 01:47:11 -0700 (PDT) Received: from draig.lan (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id 21A4A6214B; Fri, 5 Jul 2024 09:40:50 +0100 (BST) From: =?utf-8?q?Alex_Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: Wainer dos Santos Moschetta , Beraldo Leal , David Hildenbrand , Paolo Bonzini , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Pierrick Bouvier , Alexandre Iooss , Thomas Huth , Mahmoud Mandour , Peter Maydell , qemu-arm@nongnu.org, Aleksandar Rikalo , Mads Ynddal , Yanan Wang , Eduardo Habkost , Peter Xu , Richard Henderson , Marcel Apfelbaum , Paul Burton , Stefan Hajnoczi , =?utf-8?q?Alex_Benn=C3=A9e?= , Laurent Vivier Subject: [PATCH v2 25/40] plugins/lockstep: mention the one-insn-per-tb option Date: Fri, 5 Jul 2024 09:40:32 +0100 Message-Id: <20240705084047.857176-26-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240705084047.857176-1-alex.bennee@linaro.org> References: <20240705084047.857176-1-alex.bennee@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::634; envelope-from=alex.bennee@linaro.org; helo=mail-ej1-x634.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=unavailable 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 This really helps with lockstep although its super slow on big jobs. Signed-off-by: Alex Bennée Reviewed-by: Manos Pitsidianakis --- contrib/plugins/lockstep.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/contrib/plugins/lockstep.c b/contrib/plugins/lockstep.c index 761bcdf363..353bf12dfb 100644 --- a/contrib/plugins/lockstep.c +++ b/contrib/plugins/lockstep.c @@ -14,7 +14,8 @@ * particular run may execute the exact same sequence of blocks. An * asynchronous event (for example X11 graphics update) may cause a * block to end early and a new partial block to start. This means - * serial only test cases are a better bet. -d nochain may also help. + * serial only test cases are a better bet. -d nochain may also help + * as well as -accel tcg,one-insn-per-tb=on * * This code is not thread safe! *