Re: [PATCH v12 10/18] xen/pvh: Update E820 to work with PVH (v2)

From: David Vrabel
Date: Thu Jan 02 2014 - 11:15:11 EST


On 01/01/14 04:35, Konrad Rzeszutek Wilk wrote:
> From: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
>
> In xen_add_extra_mem() we can skip updating P2M as it's managed
> by Xen. PVH maps the entire IO space, but only RAM pages need
> to be repopulated.

So this looks minimal but I can't work out what PVH actually needs to do
here. This code really doesn't need to be made any more confusing.

I don't understand why the guest hasn't been supplied with sensible
memory map that we can use as-is without playing all these games?

David
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