From patchwork Thu Jul 20 08:49:07 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yi Sun X-Patchwork-Id: 9854299 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id EC03C60388 for ; Thu, 20 Jul 2017 09:06:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E217C28783 for ; Thu, 20 Jul 2017 09:06:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D586428782; Thu, 20 Jul 2017 09:06:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 60ADA28782 for ; Thu, 20 Jul 2017 09:06:10 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dY7NM-0007QE-PK; Thu, 20 Jul 2017 09:04:04 +0000 Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dY7NL-0007PC-8C for xen-devel@lists.xenproject.org; Thu, 20 Jul 2017 09:04:03 +0000 Received: from [193.109.254.147] by server-4.bemta-6.messagelabs.com id D1/D7-02962-20270795; Thu, 20 Jul 2017 09:04:02 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrNLMWRWlGSWpSXmKPExsXS1tYhr8tYVBB pcLXH1OL7lslMDowehz9cYQlgjGLNzEvKr0hgzfiy5SNbwRWuivZpb5kaGHs5uhg5OYQEKiQe nrrCCmJLCPBKHFk2A8oOkJh/Zi9TFyMXUE0Do8SlPU/YQBJsAuoSj7/2MIHYIgJKEvdWTQYrY hbYxiTx/vILdpCEsICzxNfd8xhBbBYBVYm2u8eZQWxeAQ+JEwuuM0NskJM4eWwy2DZOAU+J59 2b2SEu8pC4t/Iv8wRG3gWMDKsYNYpTi8pSi3QNjfWSijLTM0pyEzNzdA0NzPRyU4uLE9NTcxK TivWS83M3MQIDggEIdjB+WRZwiFGSg0lJlJclsCBSiC8pP6UyI7E4I76oNCe1+BCjDAeHkgTv wwKgnGBRanpqRVpmDjA0YdISHDxKIhBp3uKCxNzizHSI1ClGXY5XE/5/YxJiycvPS5US510KU iQAUpRRmgc3AhYnlxhlpYR5GYGOEuIpSC3KzSxBlX/FKM7BqCTM+xxkCk9mXgncpldARzABHf HIDeyIkkSElFQDo0yXwXJ+Pg4DuW/tfFNZWn45NP0+UOLneqqtt93GQDzpPnvL91bGK2zchvx rTUxqXSR3x6jHblLawbO/VPV+70XHCadjtl2IMffxk/QpqvjjzvbCou1+X75ZglpW89oVKlYG NXcOH3PbZMqqc3rj1rQXCSVf76bPnNf24xlLQdrLs5JJWaeUWIozEg21mIuKEwFjKePxjgIAA A== X-Env-Sender: yi.y.sun@linux.intel.com X-Msg-Ref: server-9.tower-27.messagelabs.com!1500541426!108131258!6 X-Originating-IP: [134.134.136.31] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 9.4.25; banners=-,-,- X-VirusChecked: Checked Received: (qmail 61637 invoked from network); 20 Jul 2017 09:04:01 -0000 Received: from mga06.intel.com (HELO mga06.intel.com) (134.134.136.31) by server-9.tower-27.messagelabs.com with DHE-RSA-AES256-GCM-SHA384 encrypted SMTP; 20 Jul 2017 09:04:01 -0000 Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga104.jf.intel.com with ESMTP; 20 Jul 2017 02:04:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.40,383,1496127600"; d="scan'208"; a="1153387041" Received: from vmmmba-s2600wft.bj.intel.com ([10.240.193.80]) by orsmga001.jf.intel.com with ESMTP; 20 Jul 2017 02:03:57 -0700 From: Yi Sun To: xen-devel@lists.xenproject.org Date: Thu, 20 Jul 2017 16:49:07 +0800 Message-Id: <1500540553-29199-7-git-send-email-yi.y.sun@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1500540553-29199-1-git-send-email-yi.y.sun@linux.intel.com> References: <1500540553-29199-1-git-send-email-yi.y.sun@linux.intel.com> Cc: kevin.tian@intel.com, wei.liu2@citrix.com, andrew.cooper3@citrix.com, dario.faggioli@citrix.com, ian.jackson@eu.citrix.com, Yi Sun , julien.grall@arm.com, mengxu@cis.upenn.edu, jbeulich@suse.com, chao.p.peng@linux.intel.com, roger.pau@citrix.com Subject: [Xen-devel] [RFC v2 06/12] x86: implement get value interface for MBA. X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch implements get value domctl interface for MBA. Signed-off-by: Yi Sun --- 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 850742a..fa5e6d4 100644 --- a/xen/arch/x86/domctl.c +++ b/xen/arch/x86/domctl.c @@ -1496,6 +1496,13 @@ long arch_do_domctl( copyback = true; break; + case XEN_DOMCTL_PSR_MBA_OP_GET_THRTL: + ret = psr_get_val(d, domctl->u.psr_alloc_op.target, + &val32, PSR_VAL_TYPE_MBA); + domctl->u.psr_alloc_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 94dcd58..319666e 100644 --- a/xen/include/public/domctl.h +++ b/xen/include/public/domctl.h @@ -1144,6 +1144,7 @@ struct xen_domctl_psr_alloc_op { #define XEN_DOMCTL_PSR_CAT_OP_GET_L3_DATA 5 #define XEN_DOMCTL_PSR_CAT_OP_SET_L2_CBM 6 #define XEN_DOMCTL_PSR_CAT_OP_GET_L2_CBM 7 +#define XEN_DOMCTL_PSR_MBA_OP_GET_THRTL 9 uint32_t cmd; /* IN: XEN_DOMCTL_PSR_CAT_OP_* */ uint32_t target; /* IN */ uint64_t data; /* IN/OUT */