Messages in this thread | | | From | Ard Biesheuvel <> | Date | Mon, 5 Oct 2020 08:44:39 +0200 | Subject | Re: [PATCH] crypto: jitterentropy - bind statically into kernel |
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On Mon, 5 Oct 2020 at 08:40, Stephan Mueller <smueller@chronox.de> 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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