On 01/06/2016 06:43 AM, Jan Beulich wrote:
On 05.01.16 at 02:43, <bgr...@netflix.com> wrote:
This introduces a way to have a restricted VPMU, by specifying one of two
predefined groups of PMCs to make available. For secure environments, this
allows the VPMU to be used without needing to enable all PMCs.
Signed-off-by: Brendan Gregg <bgr...@netflix.com>
Reviewed-by: Boris Ostrovsky <boris.ostrov...@oracle.com>
Does this hold with ...
---
Changes in v5:
* addressing review comments from Kevin:
* simplified BTS DS_AREA filter
* improvements to comments, incl. matching Intel SDM descriptions
... all of these?
Yes.
Note that this patch will conflict with
http://lists.xenproject.org/archives/html/xen-devel/2015-12/msg02753.html (for
'case MSR_IA32_PEBS_ENABLE' in core2_vpmu_do_wrmsr()). I can rebase it
on top of Brendan's if you prefer.
-boris
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