Re: [PATCH 3/4] crypto: drbg - replace spinlock with mutex

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Am Montag, 20. April 2015, 08:48:55 schrieb Herbert Xu:

Hi Herbert,

>On Mon, Apr 20, 2015 at 02:45:02AM +0200, Stephan Mueller wrote:
>> I do not want to deviate from the kernel crypto API by adding some
>> additional wrapper. But what we can do is to leave the DRBG unseeded
>> during alloc time. As long as the DRBG is unseeded, it will return EAGAIN
>> to any request for random numbers, forcing the caller to use
>> crypto_rng_reset to activate the DRBG.
>> 
>> When the DRBG receives a reset, it will always obtain the seed and treat
>> any
>> user-provided data as personalization string / additional data.
>
>That's exactly what I was suggesting.  I already have two patches
>that I will post once I finish testing.

Ok, I will wait then for your patches before I send out my patch set for the 
seeding revamp.
>
>Cheers,


Ciao
Stephan
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