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SubjectRe: [PATCH 4/8] arm64: Add Kconfig/Makefile to build hardware prefetch control driver
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Hi--

On 1/24/22 23:14, Kohei Tarumizu wrote:
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index 6978140edfa4..c2256dbb0243 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig

> def_bool y
> depends on STACKPROTECTOR && CC_HAVE_STACKPROTECTOR_SYSREG
>
> +config ARM64_HWPF_CONTROL
> + tristate "ARM64 Hardware Prefetch Control support"
> + depends on HWPF_CONTROL
> + default m

Don't enable random drivers unless they are required for booting etc.
So can you justify having this driver enabled by default?

I see that the X86 driver is not enabled by default.

> + help
> + This adds Hardware Prefetch Control driver support for ARM64.

thanks.
--
~Randy

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