Re: [Xen-devel] [PATCH v12 for-xen-4.5 15/20] x86/VPMU: Add support for PMU register handling on PV guests

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

> diff --git a/xen/include/public/pmu.h b/xen/include/public/pmu.h
> index b8c5682..68a5fb8 100644
> --- a/xen/include/public/pmu.h
> +++ b/xen/include/public/pmu.h
> @@ -27,6 +27,7 @@
>  #define XENPMU_feature_set     3
>  #define XENPMU_init            4
>  #define XENPMU_finish          5
> +#define XENPMU_lvtpc_set       6

You also need this:



diff --git a/xen/include/xsm/dummy.h b/xen/include/xsm/dummy.h
index 29dae2e..d98256c 100644
--- a/xen/include/xsm/dummy.h
+++ b/xen/include/xsm/dummy.h
@@ -664,7 +664,8 @@ static XSM_INLINE int xsm_pmu_op (XSM_DEFAULT_ARG struct 
domain *d, int op)
     case XENPMU_feature_get:
         return xsm_default_action(XSM_PRIV, d, current->domain);
     case XENPMU_init:
-    case XENPMU_finish: 
+    case XENPMU_finish:
+    case XENPMU_lvtpc_set:
         return xsm_default_action(XSM_HOOK, d, current->domain);
     default:
         return -EPERM;
diff --git a/xen/xsm/flask/hooks.c b/xen/xsm/flask/hooks.c
index 8bd4a3d..d89a857 100644
--- a/xen/xsm/flask/hooks.c
+++ b/xen/xsm/flask/hooks.c
@@ -1500,6 +1500,7 @@ static int flask_pmu_op (struct domain *d, int op)
                             XEN2__PMU_CTRL, NULL);
     case XENPMU_init:
     case XENPMU_finish:
+    case XENPMU_lvtpc_set:
         return avc_has_perm(dsid, SECINITSID_XEN, SECCLASS_XEN2,
                             XEN2__PMU_USE, NULL);
     default:

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