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Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG

From Corentin Labbe <clabbe.montjoie@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG
Date 2016-12-05 14:00 +0100
Message-ID <sL12a-4GU-17@gated-at.bofh.it> (permalink)
References <sKZa1-3tB-3@gated-at.bofh.it> <sL0IN-4Aj-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Mon, Dec 05, 2016 at 08:37:05PM +0800, Herbert Xu wrote:
> On Mon, Dec 05, 2016 at 11:48:42AM +0100, Corentin Labbe wrote:
> > From: LABBE Corentin <clabbe.montjoie@gmail.com>
> > 
> > The Security System have a PRNG.
> > This patch add support for it as an hwrng.
> > 
> > Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
> 
> Please don't add PRNGs to hwrng.  If we have existing PRNGs in
> there please let me know so that we can remove them.
> 

So how to expose PRNG to user space ? or more generally how to "use" a PRNG ?

I found hisi-rng, crypto4xx_ and exynos-rng which seems to be PRNG used as hwrng.

Regards

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[PATCH v2] crypto: sun4i-ss: support the Security System PRNG Corentin Labbe <clabbe.montjoie@gmail.com> - 2016-12-05 12:00 +0100
  Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG Herbert Xu <herbert@gondor.apana.org.au> - 2016-12-05 13:40 +0100
    Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG Corentin Labbe <clabbe.montjoie@gmail.com> - 2016-12-05 14:00 +0100
      Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG Herbert Xu <herbert@gondor.apana.org.au> - 2016-12-07 13:10 +0100
        Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG Corentin Labbe <clabbe.montjoie@gmail.com> - 2016-12-07 14:00 +0100
          Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG Herbert Xu <herbert@gondor.apana.org.au> - 2016-12-08 10:10 +0100
            Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG Corentin Labbe <clabbe.montjoie@gmail.com> - 2016-12-08 10:30 +0100
              Re: [PATCH v2] crypto: sun4i-ss: support the Security System PRNG PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> - 2016-12-08 12:10 +0100

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