From: Yi Sun <yi.y.sun@linux.intel.com>
Date: Tue, 19 Dec 2017 01:49:00 +0000 (+0100)
Subject: x86: implement get value interface for MBA
X-Git-Tag: archive/raspbian/4.11.1-1+rpi1~1^2~66^2~894
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=28f969df0c8fd5cea75aee308b53a8f039c4fc1c;p=xen.git

x86: implement get value interface for MBA

This patch implements get value domctl interface for MBA.

Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
---

diff --git a/xen/arch/x86/domctl.c b/xen/arch/x86/domctl.c
index 628c6b8d39..75e5e3504b 100644
--- a/xen/arch/x86/domctl.c
+++ b/xen/arch/x86/domctl.c
@@ -1531,6 +1531,10 @@ long arch_do_domctl(
             ret = domctl_psr_get_val(d, domctl, PSR_TYPE_L2_CBM, copyback);
             break;
 
+        case XEN_DOMCTL_PSR_GET_MBA_THRTL:
+            ret = domctl_psr_get_val(d, domctl, PSR_TYPE_MBA_THRTL, copyback);
+            break;
+
 #undef domctl_psr_get_val
 
         default:
diff --git a/xen/include/public/domctl.h b/xen/include/public/domctl.h
index eaff9b39b8..44cf0b55fa 100644
--- a/xen/include/public/domctl.h
+++ b/xen/include/public/domctl.h
@@ -1074,6 +1074,7 @@ struct xen_domctl_psr_alloc {
 #define XEN_DOMCTL_PSR_GET_L3_DATA    5
 #define XEN_DOMCTL_PSR_SET_L2_CBM     6
 #define XEN_DOMCTL_PSR_GET_L2_CBM     7
+#define XEN_DOMCTL_PSR_GET_MBA_THRTL  9
     uint32_t cmd;       /* IN: XEN_DOMCTL_PSR_* */
     uint32_t target;    /* IN */
     uint64_t data;      /* IN/OUT */