Hello, Samuel Holland <samuel.holland@xxxxxxxxxx> 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 <alexander.deucher@xxxxxxx> > Reviewed-by: Christoph Hellwig <hch@xxxxxx> > Signed-off-by: Samuel Holland <samuel.holland@xxxxxxxxxx> Unfortunately this patch causes build failures on arm with allyesconfig and allmodconfig. Tested with next-20240410. Error with allyesconfig: $ make -j 8 \ O=$HOME/.cache/builds/linux-cross-arm \ ARCH=arm \ CROSS_COMPILE=arm-linux-gnueabihf- make[1]: Entering directory '/home/bauermann/.cache/builds/linux-cross-arm' ⋮ 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' follow 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_translation_helper.o: in function `populate_dml_plane_cfg_from_plane_state': dml2_translation_helper.c:(.text+0x9e4): undefined reference to `__aeabi_l2d' 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: vmlinux] 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=$HOME/.cache/builds/linux-cross-arm \ ARCH=arm \ CROSS_COMPILE=arm-linux-gnueabihf- make[1]: Entering directory '/home/bauermann/.cache/builds/linux-cross-arm' ⋮ ERROR: modpost: "__aeabi_d2ulz" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: modpost: "__aeabi_l2d" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! make[3]: *** [/home/bauermann/src/linux/scripts/Makefile.modpost:145: Module.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