Re: [Xen-devel] [PATCH v2 5/6] xen/arm: create_p2m_entries should not call free_domheap_page

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Mon, 23 Jul 2012, Ian Campbell wrote:
> On Fri, 2012-07-20 at 16:05 +0100, Stefano Stabellini wrote:
> > The guest is entitled to use valid memory pages as pfns for grant_table
> > usage.
> 
> I think it would be more accurate to say that the guest is entitled to
> leak a page from its p2m (by overwriting it) if it wants to. Sincethe
> memory is effectively lost to it (can't even be recovered by XENMEM
> increase reservation etc). Is that right?

Yes, it is correct.

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel