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AJvYcCW/qSqu6Tb4gCMm0M56H1UtG3Ja2FtkKf389StotIxTTheV2jWJah2lfOVzv/HEQ/x51nFCSUwNJaQNN6zQ4X24ytiL9joRs7HIi+lpk6yiGIp7xIqJv9bDXePTgRBBRtX1CWDTiUa4Vg== X-Gm-Message-State: AOJu0YzyOMCb3WwEwrJ1vTwJa4z1EJE8vNxr/G3ofqLcEEE9GCGW0nKu 9JbpXYx7wLBY1vfc7l8GZFFfwcDC6Px8lZG1bE89SyMqs4x4qRMl X-Google-Smtp-Source: AGHT+IGph2ngJGkIc2ZoYCJl38SlsP/yXGoytXnEgHL9Q+wVYFcQgbKU4AH+MCEZUe8DoMBNd28k3w== X-Received: by 2002:a17:902:64d7:b0:1f3:3f33:2873 with SMTP id d9443c01a7336-1f4486ed8afmr11797375ad.25.1716526243411; Thu, 23 May 2024 21:50:43 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f44c7ab7fasm4449235ad.81.2024.05.23.21.50.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 May 2024 21:50:42 -0700 (PDT) Sender: Guenter Roeck Date: Thu, 23 May 2024 21:50:40 -0700 From: Guenter Roeck To: Samuel Holland Cc: Andrew Morton , linux-arm-kernel@lists.infradead.org, x86@kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, Christoph Hellwig , loongarch@lists.linux.dev, amd-gfx@lists.freedesktop.org, Alex Deucher Subject: Re: [PATCH v4 13/15] drm/amd/display: Use ARCH_HAS_KERNEL_FPU_SUPPORT Message-ID: References: <20240329072441.591471-1-samuel.holland@sifive.com> <20240329072441.591471-14-samuel.holland@sifive.com> Precedence: bulk X-Mailing-List: linux-arch@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240329072441.591471-14-samuel.holland@sifive.com> Hi, On Fri, Mar 29, 2024 at 12:18:28AM -0700, Samuel Holland wrote: > Now that all previously-supported architectures select > ARCH_HAS_KERNEL_FPU_SUPPORT, this code can depend on that symbol instead > of the existing list of architectures. It can also take advantage of the > common kernel-mode FPU API and method of adjusting CFLAGS. > > Acked-by: Alex Deucher > Reviewed-by: Christoph Hellwig > Signed-off-by: Samuel Holland With this patch in the mainline kernel, I get the following build error when trying to build powerpc:ppc32_allmodconfig. powerpc64-linux-ld: drivers/gpu/drm/amd/amdgpu/../display/dc/dml/display_mode_lib.o uses hard float, drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_helpers.o uses soft float powerpc64-linux-ld: failed to merge target specific data of file drivers/gpu/drm/amd/amdgpu/../display/dc/dml/display_mode_lib.o [ repeated many times ] The problem is no longer seen after reverting this patch. Guenter