Re: [PATCH 3/3] crypto: exynos - Reseed PRNG after generating 2^16 random bytes

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Am Dienstag, 5. Dezember 2017, 13:35:58 CET schrieb Łukasz Stelmach:

Hi Łukasz,

> Reseed PRNG after reading 65 kB of randomness. Although this may reduce
> performance, in most casese the loss is not noticable.

Please add to the log that you also increase the timer-based reseed to 1 
second?!

Another suggestion: maybe you want to add a comment to the reseed function to 
indicate it is for enhanced backtracking resistance. Otherwise a lot of folks 
would scratch their head why such code exists in the first place. :-)

Other than that:

Reviewed-by: Stephan Mueller <smueller@xxxxxxxxxx>

Ciao
Stephan



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