>>> Yi Sun <yi.y....@linux.intel.com> 06/14/17 3:26 AM >>>
> --- a/xen/arch/x86/psr.c
> +++ b/xen/arch/x86/psr.c
> @@ -217,7 +217,21 @@ static enum psr_feat_type psr_cbm_type_to_feat_type(enum
> cbm_type type)
> {
> case PSR_CBM_TYPE_L3:
> feat_type = PSR_SOCKET_L3_CAT;
> +
> + /*
> + * If type is L3 CAT but we cannot find it in feat_props array,
> + * try CDP.
> + */
> + if ( !feat_props[feat_type] )
> + feat_type = PSR_SOCKET_L3_CDP;
> +
> break;
> +
> + case PSR_CBM_TYPE_L3_DATA:
> + case PSR_CBM_TYPE_L3_CODE:
> + feat_type = PSR_SOCKET_L3_CDP;
> + break;
I think the CAT part here would better be done as a fall-through to the CDP
cases, but I won't insist on it, i.e.
Reviewed-by: Jan Beulich <jbeul...@suse.com>
either way.
Jan
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