Re: [PATCH v5 3/3] xen: Expose the PMU to the guests

[Julien Grall <julien@xxxxxxx>]

Hi Michal,

On 12/10/2021 09:13, Michal Orzel wrote:
> diff --git a/SUPPORT.md b/SUPPORT.md
> index 317392d8f3..2f1f60c49a 100644
> --- a/SUPPORT.md
> +++ b/SUPPORT.md
> @@ -256,6 +256,15 @@ from dom0.
>   
>       Status, x86: Tech Preview
>   
> +### vPMU support
There is already a section vPMU that is meant to be generic. At the 
moment it mentions the status support for x86 but not Arm. So can you 
fold the status for Arm there?
> +
> +Support for accessing PMU registers from the guests.
> +There is no interrupt support and Xen will not save/restore
> +the register values on context switches.
> +Disabled by default (enable with guest parameter).
> +
> +    Status, ARM: Experimental
> +
The rest of the patch looks good to me.

Cheers,

--
Julien Grall