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Re: [Fedora-xen] [Xen-devel] State of Xen in upstream Linux



On Thu, Jul 31, 2008 at 10:47:55AM -0400, Paul Wouters wrote:
> 
> Thanks for the xen writeup. I hope to be able to stick to xen, which for me 
> means
> having dom0 support.
> 
> >My Pet Project
> >
> >   What's missing?  What do you depend on?  What's needed before you
> >   can use mainline Xen as your sole Xen kernel?
> 
> What has been missing from the start, and is becoming more and more 
> painful, is
> the lack of entropy/random in the guests. Having openssh not start due to 
> not
> having entropy, or have openswan block way too long is causing me troubles.
> 
> Somehow linking the guests random to the host's random seems to be a very
> useful feature to have, since all the entropy gathering device drivers are
> not present in guests.

It has already been tried - at least for lguest - rusty's VirtIO-RNG patch
in this thread...

http://kerneltrap.org/mailarchive/linux-kernel/2008/5/15/1836574
http://kerneltrap.org/mailarchive/linux-kernel/2008/5/16/1841664

No idea, offhand, if that was ever merged. Using it would involve creating
a Xen VirtIO transport I guess.

Daniel
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