[PATCH v2 08/14] powerpc: Implement ARCH_HAS_KERNEL_FPU_SUPPORT

Michael Ellerman mpe at ellerman.id.au
Thu Dec 28 14:19:08 AEDT 2023


Samuel Holland <samuel.holland at sifive.com> writes:
> PowerPC provides an equivalent to the common kernel-mode FPU API, but in
> a different header and using different function names. The PowerPC API
> also requires a non-preemptible context. Add a wrapper header, and
> export the CFLAGS adjustments.
>
> Reviewed-by: Christoph Hellwig <hch at lst.de>
> Signed-off-by: Samuel Holland <samuel.holland at sifive.com>
> ---
>
> (no changes since v1)
>
>  arch/powerpc/Kconfig           |  1 +
>  arch/powerpc/Makefile          |  5 ++++-
>  arch/powerpc/include/asm/fpu.h | 28 ++++++++++++++++++++++++++++
>  3 files changed, 33 insertions(+), 1 deletion(-)
>  create mode 100644 arch/powerpc/include/asm/fpu.h

Acked-by: Michael Ellerman <mpe at ellerman.id.au> (powerpc)

cheers


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