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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4255d8f027csm2528397f8f.40.2025.10.02.01.23.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 02 Oct 2025 01:23:38 -0700 (PDT) Message-ID: Date: Thu, 2 Oct 2025 10:23:37 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 01/27] accel: Add Meson and config support for MSHV accelerator Content-Language: en-US To: Magnus Kulke , qemu-devel@nongnu.org, =?UTF-8?Q?Daniel_P=2E_Berrang=C3=A9?= Cc: Markus Armbruster , Cameron Esfahani , Paolo Bonzini , Thomas Huth , Richard Henderson , Wei Liu , Cornelia Huck , "Michael S. Tsirkin" , "Dr. David Alan Gilbert" , Roman Bolshakov , Phil Dennis-Jordan , Marcel Apfelbaum , Zhao Liu , Eduardo Habkost , Magnus Kulke , Wei Liu , Eric Blake , Yanan Wang , =?UTF-8?Q?Marc-Andr=C3=A9_Lureau?= , =?UTF-8?Q?Alex_Benn=C3=A9e?= References: <20250916164847.77883-1-magnuskulke@linux.microsoft.com> <20250916164847.77883-2-magnuskulke@linux.microsoft.com> From: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= In-Reply-To: <20250916164847.77883-2-magnuskulke@linux.microsoft.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2a00:1450:4864:20::42e; envelope-from=philmd@linaro.org; helo=mail-wr1-x42e.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 16/9/25 18:48, Magnus Kulke wrote: > Introduce a Meson feature option and default-config entry to allow > building QEMU with MSHV (Microsoft Hypervisor) acceleration support. > > This is the first step toward implementing an MSHV backend in QEMU. > > Signed-off-by: Magnus Kulke > --- > accel/Kconfig | 3 +++ > meson.build | 10 ++++++++++ > meson_options.txt | 2 ++ > scripts/meson-buildoptions.sh | 3 +++ > 4 files changed, 18 insertions(+) > diff --git a/meson.build b/meson.build > index 3d73873356..6bd1d897e3 100644 > --- a/meson.build > +++ b/meson.build > +if get_option('mshv').allowed() and host_os == 'linux' > + if get_option('mshv').enabled() and host_machine.cpu() != 'x86_64' > + error('mshv accelerator requires x64_64 host') Either: error('MSHV accelerator requires x86_64 host') Or simply: error('MSHV accelerator requires 64-bit host') > + endif > + accelerators += 'CONFIG_MSHV' > +endif