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SubjectRe: [PATCH] (0/4) Entropy accounting fixes
On 18 Aug 2002, Alan Cox wrote:

> On Sun, 2002-08-18 at 05:06, dean gaudet wrote:
> > On 17 Aug 2002, Robert Love wrote:
> >
> > > [1] this is why I wrote my netdev-random patches. some machines just
> > > have to take the entropy from the network card... there is nothing
> > > else.
> >
> > many southbridges come with audio these days ... isn't it possible to get
> > randomness off the adc even without anything connected to it?
>
> Both the AMD and Intel bridges also come with high speed random number
> generators (i810-rng, amd768-rng). ADC randomness itself tends to be
> very suspect.

BTW, I know you wrote the amd768-rng driver, I wonder if you have any
indication of how good these rng are. What is the typical output bits/
random bits ratio in normal applications?

.TM.
--
____/ ____/ /
/ / / Marco Colombo
___/ ___ / / Technical Manager
/ / / ESI s.r.l.
_____/ _____/ _/ Colombo@ESI.it

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