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[92.176.231.205]) by smtp.gmail.com with ESMTPSA id t13-20020a7bc3cd000000b003fc05b89e5bsm1805793wmj.34.2023.07.19.07.25.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Jul 2023 07:25:09 -0700 (PDT) From: Javier Martinez Canillas To: Arnd Bergmann , linux-fbdev@vger.kernel.org, Thomas Zimmermann , Helge Deller Cc: Arnd Bergmann , "David S. Miller" , "K. Y. Srinivasan" , Ard Biesheuvel , Borislav Petkov , Brian Cain , Catalin Marinas , Christophe Leroy , Daniel Vetter , Dave Hansen , David Airlie , Deepak Rawat , Dexuan Cui , Dinh Nguyen , Greg Kroah-Hartman , Guo Ren , Haiyang Zhang , Huacai Chen , Ingo Molnar , John Paul Adrian Glaubitz , Khalid Aziz , Linus Walleij , Matt Turner , Max Filippov , Michael Ellerman , Nicholas Piggin , Palmer Dabbelt , Russell King , Thomas Bogendoerfer , Thomas Gleixner , WANG Xuerui , Wei Liu , Will Deacon , x86@kernel.org, linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-efi@vger.kernel.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-hyperv@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: Re: [PATCH v2 8/9] hyperv: avoid dependency on screen_info In-Reply-To: <20230719123944.3438363-9-arnd@kernel.org> References: <20230719123944.3438363-1-arnd@kernel.org> <20230719123944.3438363-9-arnd@kernel.org> Date: Wed, 19 Jul 2023 16:25:08 +0200 Message-ID: <877cqwhtbv.fsf@minerva.mail-host-address-is-not-set> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org Arnd Bergmann writes: > From: Arnd Bergmann > > The two hyperv framebuffer drivers (hyperv_fb or hyperv_drm_drv) access the > global screen_info in order to take over from the sysfb framebuffer, which > in turn could be handled by simplefb, simpledrm or efifb. Similarly, the > vmbus_drv code marks the original EFI framebuffer as reserved, but this > is not required if there is no sysfb. > > As a preparation for making screen_info itself more local to the sysfb > helper code, add a compile-time conditional in all three files that relate > to hyperv fb and just skip this code if there is no sysfb that needs to > be unregistered. > > Signed-off-by: Arnd Bergmann > --- Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Core Platforms Red Hat