Re: [Xen-devel] query the page type of a hvm page from within a hvm guest

[Tim Deegan <Tim.Deegan@xxxxxxxxxx>]

Hi, 

At 11:12 +0100 on 07 Apr (1302174722), Olaf Hering wrote:
> If the crash kernel had a way to ask the hypervisor wether a specific
> guest gfn is ballooned and thus backed by ram, the load issue would not
> happen.  There seems to be no interface to query the type of a guest gfn
> from within the hvm guest.
> 
> Any ideas how to implement that?
> I see HVMOP_set_mem_type, but no HVMOP_get_mem_type.

Feel free to add HVMOP_get_mem_type.  I don't think any great harm can
come from allowing the guest to query its own memory status.

Tim.

-- 
Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Principal Software Engineer, Xen Platform Team
Citrix Systems UK Ltd.  (Company #02937203, SL9 0BG)

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