Re: [Xen-devel] [PATCH v6 08/14] x86: add scheduling support for Intel CAT

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 23.04.15 at 11:55, <chao.p.peng@xxxxxxxxxxxxxxx> wrote:
> On context switch, write the the domain's Class of Service(COS) to MSR
> IA32_PQR_ASSOC, to notify hardware to use the new COS.
> 
> For performance reason, the COS mask for current cpu is also cached in
> the local per-CPU variable.
> 
> Signed-off-by: Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx>

Acked-by: Jan Beulich <jbeulich@xxxxxxxx>


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