Re: [PATCH RFC v4 1/1] random: WARN on large getrandom() waits and introduce getrandom2()

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On Fri, Sep 20, 2019 at 03:23:58AM +0500, Alexander E. Patrakov wrote:
> OTOH, I thought that at least part of the real entropy, if it exists, comes
> from the interference of the CPU's memory accesses with the refresh cycles
> that are clocked from an independent oscillator.

That's not a valid assumption; on *many* systems, there is only a
single master oscillator.  It saves on power, parts cost, reduces the
amount of RF interference, etc.

						- Ted



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