Re: [PATCH 3/3] hwrng: msm - Add support for prng v2

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Jun 22, 2018 at 11:27:59AM +0300, Stanimir Varbanov wrote:
> Hi Herbert,
> 
> On 06/21/2018 02:53 PM, Herbert Xu wrote:
> > On Thu, Jun 21, 2018 at 02:27:10PM +0300, Stanimir Varbanov wrote:
> >>
> >> OK, I just wanted to say that it is _not_ PRNG and the register names
> >> gives us wrong impression.
> > 
> > So does it generate one bit of output for each bit of hardware-
> > generated entropy like /dev/random? Or does it use a hardware-
> > generated seed to power a PRNG?
> 
> I believe it is the second one. Isn't the second one SP 800-90A?

In that case it should switch over to algif_rng.

Thanks,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
--
To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux