Re: [Xen-devel] [PATCH] hvm: Use main memory for video memory. [Was: xend, 8MB video memory and ballooning]

[Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>]

Keir Fraser, le Thu 31 Jul 2008 16:03:12 +0100, a écrit :
> On 31/7/08 15:57, "Samuel Thibault" <samuel.thibault@xxxxxxxxxxxxx> wrote:
> 
> >> I'd've hoped it would just work... does the extra page of allocation
> >> during restore fail?
> > 
> > It does work, but I guess it replaces the mapping of the "magic" page
> > with the mapping of the allocated page, so that shared_info wouldn't
> > work any more.
> 
> PV drivers will add_to_physmap() these pages again during resume,

Ok, so it should be safe indeed.

Samuel

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