On Fri, 2020-09-25 at 10:58 +0100, Ross Burton wrote:
> On Thu, 24 Sep 2020 at 20:58, Otavio Salvador <
> otavio.salva...@gmail.com> wrote:
> > We are adding a new PACKAGECONFIG option ('rng-tools') to control
> > if we
> > wish the openssh-sshd to RRECOMMENDS the 'rng-tools' package. We
> > are
> > enabling it by default so there is no behavior change.
>
> Is this fundamentally because many targets now have hardware RNGs
> that
> the kernel is using, and so rng-tools serves no purpose?
>
> This was originally added with data from iMX6 (oe-core
> 9b01375236e19e3366c58877c4154d7c71632984) and I'm curious if this
> followup is related to other improvements that have been made to iMX6
> since. Is there a better user space tool, or is the kernel using the
> hardware RNG out of the box?
>
> I ask because I'm strongly tempted to argue that we should be
> assuming
> that a RNG is available and let BSPs turn this on if required.
BSPs probably shouldn't be changing openssh configuration individually.
I have merged the patch since I think it is good that we have a
configuration option for it though. Its more appropriate for a DISTRO
to set.
How we could make this configurable on a machine basis is an open
question...
Cheers,
Richard
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