Re: [PATCH v5 4/5] arm64: Add support for SMCCC TRNG entropy source

[Mark Brown]

On Tue, Jan 05, 2021 at 04:36:51PM +0000, Andre Przywara wrote:

> @@ -77,10 +117,20 @@ arch_get_random_seed_long_early(unsigned long *v)
>  {
>       WARN_ON(system_state != SYSTEM_BOOTING);
>  
> -     if (!__early_cpu_has_rndr())
> -             return false;
> +     if (__early_cpu_has_rndr())
> +             return __arm64_rndr(v);
> +
> +     if (smccc_trng_available) {
> +             struct arm_smccc_res res;

This still seems to be preferring RNDR over SMCCC for the early seed
unless I'm misreading the diff?

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