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[98.150.199.49]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-31e6635f10esm2256825a91.21.2025.07.24.18.13.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 24 Jul 2025 18:13:17 -0700 (PDT) Message-ID: <0d977125-473e-49f1-be25-c8221a3601bb@linaro.org> Date: Thu, 24 Jul 2025 15:13:13 -1000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH for 10.1 03/13] docs/user: clean up headings To: =?UTF-8?Q?Alex_Benn=C3=A9e?= , qemu-devel@nongnu.org Cc: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= , Paolo Bonzini , Thomas Huth References: <20250724105939.2393230-1-alex.bennee@linaro.org> <20250724105939.2393230-4-alex.bennee@linaro.org> Content-Language: en-US From: Richard Henderson In-Reply-To: <20250724105939.2393230-4-alex.bennee@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102e; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102e.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 7/24/25 00:59, Alex Bennée wrote: > +Threading > +~~~~~~~~~ > + > +On Linux, QEMU can emulate the ``clone`` syscall and create a real > +host thread (with a separate virtual CPU) for each emulated thread. We might say something here about limited emulation of clone. See CLONE_INVALID_THREAD_FLAGS. > +Note that not all targets currently emulate atomic operations > +correctly. x86 and Arm use a global lock in order to preserve their > +semantics. Wow, that's out of date. r~