[PATCH 0/6] Improvements for random.h/archrandom.h

[Ard Biesheuvel]

On Mon, 28 Oct 2019 at 22:06, Richard Henderson
<richard.henderson at linaro.org> wrote:
>
> During patch review for an addition of archrandom.h for arm64,
> it was suggeted that the arch_random_get_* functions should be
> marked __must_check.  Which does sound like a good idea, since
> the by-reference integer output may be uninitialized when the
> boolean result is false.
>
> In addition, I noticed a few other minor inconsistencies between
> the different architectures: x86 defines some functional macros
> outside CONFIG_ARCH_RANDOM, and powerpc isn't using bool.
>
>
> r~
>
>
> Richard Henderson (6):
>   random: Mark CONFIG_ARCH_RANDOM functions __must_check
>   x86: Move arch_has_random* inside CONFIG_ARCH_RANDOM
>   x86: Mark archrandom.h functions __must_check
>   powerpc: Use bool in archrandom.h
>   powerpc: Mark archrandom.h functions __must_check
>   s390x: Mark archrandom.h functions __must_check
>

Modulo the nit in reply to 1/6:

Reviewed-by: Ard Biesheuvel <ardb at kernel.org>


>  arch/powerpc/include/asm/archrandom.h | 24 +++++++++++++-----------
>  arch/s390/include/asm/archrandom.h    |  8 ++++----
>  arch/x86/include/asm/archrandom.h     | 24 ++++++++++++------------
>  include/linux/random.h                |  8 ++++----
>  4 files changed, 33 insertions(+), 31 deletions(-)
>
> --
> 2.17.1
>
>
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