Subject: Re: [PATCH v5] random: remove CONFIG_ARCH_RANDOM

From: Michael Ellerman <[email-masked]>
Date: Mon, 18 Jul 2022 22:53:38 +1000

"Jason A. Donenfeld" <[email-masked]> writes:
> When RDRAND was introduced, there was much discussion on whether it
> should be trusted and how the kernel should handle that. Initially, two
> mechanisms cropped up, CONFIG_ARCH_RANDOM, a compile time switch, and
> "nordrand", a boot-time switch.
...
>
>  arch/arm/include/asm/archrandom.h             |  2 ++
>  arch/arm64/Kconfig                            |  8 ------
>  arch/arm64/include/asm/archrandom.h           | 10 --------
>  arch/arm64/kernel/cpufeature.c                |  2 --
>  arch/powerpc/Kconfig                          |  3 ---
>  arch/powerpc/include/asm/archrandom.h         |  3 ---
>  arch/powerpc/include/asm/machdep.h            |  2 --
>  arch/powerpc/platforms/microwatt/Kconfig      |  1 -
>  arch/powerpc/platforms/powernv/Kconfig        |  1 -
>  arch/powerpc/platforms/pseries/Kconfig        |  1 -

Acked-by: Michael Ellerman <[email-masked]> (powerpc)

cheers