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From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: linuxppc-dev@lists.ozlabs.org, Samuel Holland <samuel.holland@sifive.com>
Cc: kernel test robot <lkp@intel.com>, Guenter Roeck <linux@roeck-us.net>, Andrew Morton <akpm@linux-foundation.org>, Christian König <christian.koenig@amd.com>, Christophe Leroy <christophe.leroy@csgroup.eu>, Michael Ellerman <mpe@ellerman.id.au>, "Naveen N. Rao" <naveen.n.rao@linux.ibm.com>, Nicholas Piggin <npiggin@gmail.com>, linux-kernel@vger.kernel.org
In-Reply-To: <20240529162852.1209-1-samuel.holland@sifive.com>
References: <20240529162852.1209-1-samuel.holland@sifive.com>
Subject: Re: [PATCH] powerpc: Limit ARCH_HAS_KERNEL_FPU_SUPPORT to PPC64
Message-Id: <171738271138.1517513.7328136672025419201.b4-ty@ellerman.id.au>
Date: Mon, 03 Jun 2024 12:45:11 +1000
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On Wed, 29 May 2024 09:28:50 -0700, Samuel Holland wrote:
> When building a 32-bit kernel, some toolchains do not allow mixing soft
> float and hard float object files:
> 
>     LD      vmlinux.o
>   powerpc64le-unknown-linux-musl-ld: lib/test_fpu_impl.o uses hard float, arch/powerpc/kernel/udbg.o uses soft float
>   powerpc64le-unknown-linux-musl-ld: failed to merge target specific data of file lib/test_fpu_impl.o
>   make[2]: *** [scripts/Makefile.vmlinux_o:62: vmlinux.o] Error 1
>   make[1]: *** [Makefile:1152: vmlinux_o] Error 2
>   make: *** [Makefile:240: __sub-make] Error 2
> 
> [...]

Applied to powerpc/fixes.

[1/1] powerpc: Limit ARCH_HAS_KERNEL_FPU_SUPPORT to PPC64
      https://git.kernel.org/powerpc/c/be2fc65d66e0406cc9d39d40becaecdf4ee765f3

cheers