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emacs 29.3 Date: Wed, 10 Apr 2024 19:21:37 -0300 Message-ID: <87wmp4oo3y.fsf@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hello, Samuel Holland writes: > 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 Unfortunately this patch causes build failures on arm with allyesconfig and allmodconfig. Tested with next-20240410. Error with allyesconfig: $ make -j 8 \ O=3D$HOME/.cache/builds/linux-cross-arm \ ARCH=3Darm \ CROSS_COMPILE=3Darm-linux-gnueabihf- make[1]: Entering directory '/home/bauermann/.cache/builds/linux-cross-arm' =E2=8B=AE arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.= o: in function `dcn20_populate_dml_pipes_from_context': dcn20_fpu.c:(.text+0x20f4): undefined reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: dcn20_fpu.c:(.text+0x210c): undefined reference to = `__aeabi_l2d' arm-linux-gnueabihf-ld: dcn20_fpu.c:(.text+0x2124): undefined reference to = `__aeabi_l2d' arm-linux-gnueabihf-ld: dcn20_fpu.c:(.text+0x213c): undefined reference to = `__aeabi_l2d' arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calcs.= o: in function `pipe_ctx_to_e2e_pipe_params': dcn_calcs.c:(.text+0x390): undefined reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calcs.= o:dcn_calcs.c:(.text+0x3a4): more undefined references to `__aeabi_l2d' fol= low arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.o:= in function `optimize_configuration': dml2_wrapper.c:(.text+0xcbc): undefined reference to `__aeabi_d2ulz' arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml2/dml2_translatio= n_helper.o: in function `populate_dml_plane_cfg_from_plane_state': dml2_translation_helper.c:(.text+0x9e4): undefined reference to `__aeabi_l2= d' arm-linux-gnueabihf-ld: dml2_translation_helper.c:(.text+0xa20): undefined = reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: dml2_translation_helper.c:(.text+0xa58): undefined = reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: dml2_translation_helper.c:(.text+0xa90): undefined = reference to `__aeabi_l2d' make[3]: *** [/home/bauermann/src/linux/scripts/Makefile.vmlinux:37: vmlinu= x] Error 1 make[2]: *** [/home/bauermann/src/linux/Makefile:1165: vmlinux] Error 2 make[1]: *** [/home/bauermann/src/linux/Makefile:240: __sub-make] Error 2 make[1]: Leaving directory '/home/bauermann/.cache/builds/linux-cross-arm' make: *** [Makefile:240: __sub-make] Error 2 The error with allmodconfig is slightly different: $ make -j 8 \ O=3D$HOME/.cache/builds/linux-cross-arm \ ARCH=3Darm \ CROSS_COMPILE=3Darm-linux-gnueabihf- make[1]: Entering directory '/home/bauermann/.cache/builds/linux-cross-arm' =E2=8B=AE ERROR: modpost: "__aeabi_d2ulz" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] unde= fined! ERROR: modpost: "__aeabi_l2d" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefi= ned! make[3]: *** [/home/bauermann/src/linux/scripts/Makefile.modpost:145: Modul= e.symvers] Error 1 make[2]: *** [/home/bauermann/src/linux/Makefile:1876: modpost] Error 2 make[1]: *** [/home/bauermann/src/linux/Makefile:240: __sub-make] Error 2 make[1]: Leaving directory '/home/bauermann/.cache/builds/linux-cross-arm' make: *** [Makefile:240: __sub-make] Error 2 -- Thiago From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 95642CD11C2 for ; Wed, 10 Apr 2024 22:21:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; 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Wed, 10 Apr 2024 15:21:41 -0700 (PDT) From: Thiago Jung Bauermann 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 In-Reply-To: <20240329072441.591471-14-samuel.holland@sifive.com> (Samuel Holland's message of "Fri, 29 Mar 2024 00:18:28 -0700") References: <20240329072441.591471-1-samuel.holland@sifive.com> <20240329072441.591471-14-samuel.holland@sifive.com> User-Agent: mu4e 1.12.2; emacs 29.3 Date: Wed, 10 Apr 2024 19:21:37 -0300 Message-ID: <87wmp4oo3y.fsf@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240410_152145_315446_C3825EBF X-CRM114-Status: UNSURE ( 9.40 ) X-CRM114-Notice: Please train this message. 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<20240329072441.591471-1-samuel.holland@sifive.com> <20240329072441.591471-14-samuel.holland@sifive.com> User-Agent: mu4e 1.12.2; emacs 29.3 Date: Wed, 10 Apr 2024 19:21:37 -0300 Message-ID: <87wmp4oo3y.fsf@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240410_152145_292753_EED17148 X-CRM114-Status: GOOD ( 10.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org CkhlbGxvLAoKU2FtdWVsIEhvbGxhbmQgPHNhbXVlbC5ob2xsYW5kQHNpZml2ZS5jb20+IHdyaXRl czoKCj4gTm93IHRoYXQgYWxsIHByZXZpb3VzbHktc3VwcG9ydGVkIGFyY2hpdGVjdHVyZXMgc2Vs ZWN0Cj4gQVJDSF9IQVNfS0VSTkVMX0ZQVV9TVVBQT1JULCB0aGlzIGNvZGUgY2FuIGRlcGVuZCBv 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Holland's message of "Fri, 29 Mar 2024 00:18:28 -0700") References: <20240329072441.591471-1-samuel.holland@sifive.com> <20240329072441.591471-14-samuel.holland@sifive.com> User-Agent: mu4e 1.12.2; emacs 29.3 Date: Wed, 10 Apr 2024 19:21:37 -0300 Message-ID: <87wmp4oo3y.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Mailman-Approved-At: Thu, 11 Apr 2024 08:43:52 +1000 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , loongarch@lists.linux.dev, Alex Deucher , Andrew Morton , linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hello, Samuel Holland writes: > 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 Unfortunately this patch causes build failures on arm with allyesconfig and allmodconfig. Tested with next-20240410. Error with allyesconfig: $ make -j 8 \ O=3D$HOME/.cache/builds/linux-cross-arm \ ARCH=3Darm \ CROSS_COMPILE=3Darm-linux-gnueabihf- make[1]: Entering directory '/home/bauermann/.cache/builds/linux-cross-arm' =E2=8B=AE arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.= o: in function `dcn20_populate_dml_pipes_from_context': dcn20_fpu.c:(.text+0x20f4): undefined reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: dcn20_fpu.c:(.text+0x210c): undefined reference to = `__aeabi_l2d' arm-linux-gnueabihf-ld: dcn20_fpu.c:(.text+0x2124): undefined reference to = `__aeabi_l2d' arm-linux-gnueabihf-ld: dcn20_fpu.c:(.text+0x213c): undefined reference to = `__aeabi_l2d' arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calcs.= o: in function `pipe_ctx_to_e2e_pipe_params': dcn_calcs.c:(.text+0x390): undefined reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml/calcs/dcn_calcs.= o:dcn_calcs.c:(.text+0x3a4): more undefined references to `__aeabi_l2d' fol= low arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.o:= in function `optimize_configuration': dml2_wrapper.c:(.text+0xcbc): undefined reference to `__aeabi_d2ulz' arm-linux-gnueabihf-ld: drivers/gpu/drm/amd/display/dc/dml2/dml2_translatio= n_helper.o: in function `populate_dml_plane_cfg_from_plane_state': dml2_translation_helper.c:(.text+0x9e4): undefined reference to `__aeabi_l2= d' arm-linux-gnueabihf-ld: dml2_translation_helper.c:(.text+0xa20): undefined = reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: dml2_translation_helper.c:(.text+0xa58): undefined = reference to `__aeabi_l2d' arm-linux-gnueabihf-ld: dml2_translation_helper.c:(.text+0xa90): undefined = reference to `__aeabi_l2d' make[3]: *** [/home/bauermann/src/linux/scripts/Makefile.vmlinux:37: vmlinu= x] Error 1 make[2]: *** [/home/bauermann/src/linux/Makefile:1165: vmlinux] Error 2 make[1]: *** [/home/bauermann/src/linux/Makefile:240: __sub-make] Error 2 make[1]: Leaving directory '/home/bauermann/.cache/builds/linux-cross-arm' make: *** [Makefile:240: __sub-make] Error 2 The error with allmodconfig is slightly different: $ make -j 8 \ O=3D$HOME/.cache/builds/linux-cross-arm \ ARCH=3Darm \ CROSS_COMPILE=3Darm-linux-gnueabihf- make[1]: Entering directory '/home/bauermann/.cache/builds/linux-cross-arm' =E2=8B=AE ERROR: modpost: "__aeabi_d2ulz" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] unde= fined! ERROR: modpost: "__aeabi_l2d" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefi= ned! make[3]: *** [/home/bauermann/src/linux/scripts/Makefile.modpost:145: Modul= e.symvers] Error 1 make[2]: *** [/home/bauermann/src/linux/Makefile:1876: modpost] Error 2 make[1]: *** [/home/bauermann/src/linux/Makefile:240: __sub-make] Error 2 make[1]: Leaving directory '/home/bauermann/.cache/builds/linux-cross-arm' make: *** [Makefile:240: __sub-make] Error 2 -- Thiago