Re: [Qemu-arm] [PATCH RFC 6/7] ARM64: KVM: Support heterogeneous system

[Christoffer Dall]

On Wed, Mar 15, 2017 at 03:06:33PM +0100, Andrew Jones wrote:
> On Wed, Mar 15, 2017 at 02:36:45PM +0100, Christoffer Dall wrote:
> > > If QEMU wants to know
> > > whether or not the host it's running on is heterogeneous, then
> > > it can just query sysfs, rather than ask KVM.
> > > 
> > 
> > Can it?  Is this information available in a reliable way from userspace?
> 
> I don't know much (anything) about it, but, afaict, yes. See
> https://lkml.org/lkml/2017/1/19/380
> 
> > > > I'm sure I missed some aspect of this discussion though.
> > > 
> > > Me too. As we discussed, it's probably time to try and hash out a fresh
> > > design doc. It'd be good to get a clear design agreed upon before
> > > returning to the patches.
> > > 
> > 
> > Yes, it's on my list.
> 
> I'm happy to help with this, even to take a stab at the first draft. Just
> let me know if you or Shannon prefer to do the draft yourselves. If you
> don't have a preference, then I can start working on it pretty soon.
> 
I'd be really happy for you to draft a new design doc, and I can review
in private or publicly first as you prefer.

Thanks,
-Christoffer