Re: [Xen-devel] [PATCH v3] Intel/VPMU: Add support for full-width PMC writes

[Keir Fraser <keir.xen@xxxxxxxxx>]

On 06/08/2013 22:21, "Boris Ostrovsky" <boris.ostrovsky@xxxxxxxxxx> wrote:

> A recent Linux commit (069e0c3c405814778c7475d95b9fff5318f39834) added
> support for full-width PMC writes to performance counter registers,
> making these registers default for perf. Since current Xen VPMU does
> not support these new MSRs perf will fail to initialise in guests.
> 
> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
> Reviewed-by: Dietmar Hahn <dietmar.hahn@xxxxxxxxxxxxxx>

Acked-by: Keir Faser <keir@xxxxxxx>



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