The kernel users of random numbers may be unable to block.
Thus the kernel has to have a PRNG anyway.
You may as well export it.
> from HRNG just the same way it does now. Point 2 is somewhat obscure
> to me. The kernel has only one observer to deal with, in theory.
In theory. In practice what goes out through eg. the network is
most important. Additional accesses to a PRNG bitstream unknown
outside make it harder to predict the bitstream.
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