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([171.61.161.8]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3540f2cb5adsm5952303a91.3.2026.01.29.09.54.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Jan 2026 09:54:07 -0800 (PST) From: Atharva Tiwari To: lukas@wunner.de Cc: airlied@gmail.com, ardb@kernel.org, atharvatiwarilinuxdev@gmail.com, bp@alien8.de, dri-devel@lists.freedesktop.org, francescopompo2@gmail.com, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, jani.nikula@linux.intel.com, javierm@redhat.com, joonas.lahtinen@linux.intel.com, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, lszubowi@redhat.com, rodrigo.vivi@intel.com, simona@ffwll.ch, tursulin@ursulin.net, tzimmermann@suse.de Subject: Re: [PATCH v2 1/2] efi/libstub: enable apple-set-os for all apple devices Date: Thu, 29 Jan 2026 17:53:58 +0000 Message-ID: <20260129175358.1100-1-atharvatiwarilinuxdev@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit > I don't quite follow. The patch counts the number of GPUs and > uses the set_os protocol if there are at least 2 of them. > One dGPU + one eGPU = 2, so the protocol is used. > > Am I missing something? Well your not, and it was a mistake of me, which i apologize for. but i still think a MacBookAir dmi check would be better, as theoretically you can connect a eGPU to a 2013/2014 MacBookAir, which would enable set-os, and will cause problems in applespi.c