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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4395a1b824dsm181005315e9.34.2025.02.18.05.20.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 18 Feb 2025 05:20:33 -0800 (PST) Message-ID: <2691328e-09db-496f-975a-c4f61e358f92@linaro.org> Date: Tue, 18 Feb 2025 14:20:32 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PULL 3/9] meson: Disallow 64-bit on 32-bit Xen emulation From: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org, David Woodhouse , "open list:X86 Xen CPUs" , Paul Durrant , Stefano Stabellini , Anthony PERARD , "Edgar E. Iglesias" Cc: Thomas Huth , Richard Henderson , qemu-arm , =?UTF-8?Q?Alex_Benn=C3=A9e?= , =?UTF-8?Q?Daniel_P=2E_Berrang=C3=A9?= References: <20250208205725.568631-1-richard.henderson@linaro.org> <20250208205725.568631-4-richard.henderson@linaro.org> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::431; envelope-from=philmd@linaro.org; helo=mail-wr1-x431.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 On 18/2/25 14:19, Philippe Mathieu-Daudé wrote: > On 18/2/25 12:20, Philippe Mathieu-Daudé wrote: >> Hi, >> >> Adding Xen community. >> >> On 8/2/25 21:57, Richard Henderson wrote: >>> Require a 64-bit host binary to spawn a 64-bit guest. >>> >>> Reviewed-by: Thomas Huth >>> Reviewed-by: Philippe Mathieu-Daudé >>> Signed-off-by: Richard Henderson >>> --- >>>   meson.build | 9 +++++++-- >>>   1 file changed, 7 insertions(+), 2 deletions(-) >>> >>> diff --git a/meson.build b/meson.build >>> index 1af8aeb194..911955cfa8 100644 >>> --- a/meson.build >>> +++ b/meson.build >>> @@ -304,9 +304,14 @@ else >>>   endif >>>   accelerator_targets = { 'CONFIG_KVM': kvm_targets } >>> -if cpu in ['x86', 'x86_64'] >>> +if cpu == 'x86' >>> +  xen_targets = ['i386-softmmu'] >>> +elif cpu == 'x86_64' >>>     xen_targets = ['i386-softmmu', 'x86_64-softmmu'] >>> -elif cpu in ['arm', 'aarch64'] >>> +elif cpu == 'arm' >>> +  # i386 emulator provides xenpv machine type for multiple >>> architectures >>> +  xen_targets = ['i386-softmmu'] >> >> Is actually someone *testing* this config? I'm having hard time building >> it, so am very suspicious about how it runs, and start to wonder if I'm >> not just wasting my time (as could be our CI). > > This config is not tested and not functional. I'll post a patch > removing it. (thus no need to follow the deprecation policy). > >> >>> +elif cpu == 'aarch64' >>>     # i386 emulator provides xenpv machine type for multiple >>> architectures >>>     xen_targets = ['i386-softmmu', 'x86_64-softmmu', 'aarch64-softmmu'] >>>   else >> >> Regards, >> >> Phil. >> >