From 84577fbd5aa34d434ef2522ee511ae0567f41b58 Mon Sep 17 00:00:00 2001 From: Yi Sun Date: Tue, 1 Aug 2017 11:05:00 +0200 Subject: [PATCH] x86: L2 CAT: implement get value flow. This patch implements L2 CAT get value interface in domctl. Signed-off-by: Yi Sun Reviewed-by: Jan Beulich --- xen/arch/x86/domctl.c | 7 +++++++ xen/include/public/domctl.h | 1 + 2 files changed, 8 insertions(+) diff --git a/xen/arch/x86/domctl.c b/xen/arch/x86/domctl.c index 4224408970..b4847b6f8b 100644 --- a/xen/arch/x86/domctl.c +++ b/xen/arch/x86/domctl.c @@ -1483,6 +1483,13 @@ long arch_do_domctl( copyback = true; break; + case XEN_DOMCTL_PSR_CAT_OP_GET_L2_CBM: + ret = psr_get_val(d, domctl->u.psr_cat_op.target, + &val32, PSR_CBM_TYPE_L2); + domctl->u.psr_cat_op.data = val32; + copyback = true; + break; + default: ret = -EOPNOTSUPP; break; diff --git a/xen/include/public/domctl.h b/xen/include/public/domctl.h index ff3976216b..61d44cd3b9 100644 --- a/xen/include/public/domctl.h +++ b/xen/include/public/domctl.h @@ -1142,6 +1142,7 @@ struct xen_domctl_psr_cat_op { #define XEN_DOMCTL_PSR_CAT_OP_SET_L3_DATA 3 #define XEN_DOMCTL_PSR_CAT_OP_GET_L3_CODE 4 #define XEN_DOMCTL_PSR_CAT_OP_GET_L3_DATA 5 +#define XEN_DOMCTL_PSR_CAT_OP_GET_L2_CBM 7 uint32_t cmd; /* IN: XEN_DOMCTL_PSR_CAT_OP_* */ uint32_t target; /* IN */ uint64_t data; /* IN/OUT */ -- 2.30.2