Re: [Xen-devel] [Xen Hackathon] new PV drivers

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2014-06-09 at 10:39 -0400, Boris Ostrovsky wrote:
> On 06/09/2014 10:33 AM, Ian Campbell wrote:
> > On Mon, 2014-06-09 at 10:30 -0400, Boris Ostrovsky wrote:
> >> On 06/09/2014 05:42 AM, Stefano Stabellini wrote:
> >>> On Mon, 9 Jun 2014, Ian Campbell wrote:
> >>>> On Fri, 2014-06-06 at 14:56 +0100, Anil Madhavapeddy wrote:
> >>>>> On 3 Jun 2014, at 12:47, Stefano Stabellini 
> >>>>> <stefano.stabellini@xxxxxxxxxxxxx> wrote:
> >>>>>
> >>>>>> Present (by memory):
> >>>>>> - Julien Grall,
> >>>>>> - Stefano Stabellini,
> >>>>>> - Ian Campbell,
> >>>>>> - Roger Pau Monne,
> >>>>>> - Dario Faggioli,
> >>>>>> - Andrii Tseglytskyi,
> >>>>>> - David Vrabel,
> >>>>>> - Konrad Wilk.
> >>>>>>
> >>>>>> * What new PV devices do we need? What has been done already?
> >>>>> I missed this session, but was wondering about an entropy driver.
> >>>>> We're integrating an OCaml SSL/TLS into MirageOS, and it's not clear
> >>>>> how PV guests should go about getting a strong source of entropy from
> >>>>> the outside world in a reasonably portable way.
> >>
> >> Is entropy provided by drivers/char/random.c not sufficient?
> > This is about providing entropy for that driver to consume.
> >
> > VMs typically don't have much hardware and therefore don't have much
> > entropy to seed the pool with.
> 
> So this is about seeding, not feeding? (sorry, did not mean to start 
> rhyming ;-)).

TBH I'm not sure, I think it could be either or both...

Ian.


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