Re: [PATCH kvmtool 0/2] Fix virtio/rng handling in low entropy situations

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On Thu, Apr 13, 2023 at 05:57:55PM +0100, Andre Przywara wrote:
> I am not sure we now really need patch 2 anymore (originally I had this
> one before I switched to /dev/urandom). I *think* even a read from
> /dev/urandom can return early (because of a signal, for instance), so
> a return with 0 bytes read seems possible.

Given that this should be very rare, maybe a simple loop would be better
than switching the blocking mode?  It's certainly a good idea to apply the
"MUST" requirements from virtio.

Thanks,
Jean



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