Re: [PATCH] crypto: jitterentropy - bind statically into kernel

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On Mon, 5 Oct 2020 at 08:40, Stephan Mueller <smueller@xxxxxxxxxx> wrote:
>
> Am Montag, 5. Oktober 2020, 08:24:46 CEST schrieb Ard Biesheuvel:
>
> Hi Ard,
>
> > If jitterentropy is a special case, we could put a alternate
> > non-'static inline' version of random_get_entropy() in the core
> > kernel, and only export it if JITTER_ENTROPY is built as a module in
> > the first place. But I'd prefer it if jitterentropy switches to an API
> > that is suitable for driver consumption.
>
> Which API do you have in mind? In user space, I use
> clock_gettime(CLOCK_REALTIME) which also considers the clock source.
>

AFAICT, that call is backed by ktime_get_real_ts64(), which is already
being exported to modules.

Could you please check whether that works for your driver?



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