From nobody Wed May 14 22:23:18 2025 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass header.i=@intel.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1699516305; cv=none; d=zohomail.com; s=zohoarc; b=CuSgnvxIsD7pNL2VkF6mTxUm4e8l2buyaOqmTB/fgCEjYOCWg4tLqYdd9IvuVMnJGfzsjIo/4DVr5zR2/xlgh6RfOrPuOQWe1SVNk9uAFsGmEsc9l1gffZJIraSRsbcikfwIle+pV4xLdz28pxVRAdiasxl20smISj5AVXi123k= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1699516305; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=ezsItaxRW3lEKHWNZDs4MayDYJp+dUKW1cz6cKvQUa0=; b=HqJSJgoSq1r8K9TajxKcnYlwkVn8bslB2+BmiNRYfXX/b6G22/QVHst1pmrwdt22JCYftXas8qYVlYXUZCyc0o8UhOjaWy4q/NfP/YcsIqIHCSs+X6uFtCjCK87592SNv3+/1vN80hiKoGr9F6Q8erEOURjgPFCdcdALBsJve/k= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=@intel.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1699516305975686.0475433161403; Wed, 8 Nov 2023 23:51:45 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r0zoK-0007Jw-Ub; Thu, 09 Nov 2023 02:50:44 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r0zoJ-0007JE-0C for qemu-devel@nongnu.org; Thu, 09 Nov 2023 02:50:43 -0500 Received: from mgamail.intel.com ([192.55.52.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r0zoG-0001sR-9g for qemu-devel@nongnu.org; Thu, 09 Nov 2023 02:50:42 -0500 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Nov 2023 23:50:23 -0800 Received: from unknown (HELO fred..) ([172.25.112.68]) by orsmga002.jf.intel.com with ESMTP; 08 Nov 2023 23:50:22 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699516240; x=1731052240; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=MRaXk3shPh7gkjPfs7QFU/AG2qwffhxmzb8OZqrofHo=; b=dNhGs7GzD73pf7QkH0ulCnC+BST1Wfz2INB2/HkJJhKvSZdMRoLLz5WJ pM4TQnZmXEPMCbiOq9pywJgN13jI4ObXadvcr86EPOt7Y1MLMExJUlOcl 1uuh75LTgF8MDeuMERt+NFEApEoVGxdUPQEAGbo38sui/SxRF8bFrD0NA 3RP7U6gu8ngV5eBQ3U1+AF5EIBJSQjn9lMjjxS4XyMMdmTZFNbhjciwuN VSG1BBmMQ95p2PeVgs8Gb50Y2O5RNWnK+WsUqsu6orrk0qttnmayqyOB4 1Bu86Eol/Yt9N37C/Q1ZOUhuHjpeBg49ZD84LXg0SA15CJ5nVse2oVS+q g==; X-IronPort-AV: E=McAfee;i="6600,9927,10888"; a="476165154" X-IronPort-AV: E=Sophos;i="6.03,288,1694761200"; d="scan'208";a="476165154" X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10888"; a="763329284" X-IronPort-AV: E=Sophos;i="6.03,288,1694761200"; d="scan'208";a="763329284" From: Xin Li To: qemu-devel@nongnu.org Cc: kvm@vger.kernel.org, richard.henderson@linaro.org, pbonzini@redhat.com, eduardo@habkost.net, seanjc@google.com, chao.gao@intel.com, hpa@zytor.com, xiaoyao.li@intel.com, weijiang.yang@intel.com Subject: [PATCH v3 4/6] target/i386: add support for VMX FRED controls Date: Wed, 8 Nov 2023 23:20:10 -0800 Message-ID: <20231109072012.8078-5-xin3.li@intel.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231109072012.8078-1-xin3.li@intel.com> References: <20231109072012.8078-1-xin3.li@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=192.55.52.43; envelope-from=xin3.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1699516307454100003 Content-Type: text/plain; charset="utf-8" Add VMX FRED controls used to enable save/load of FRED MSRs. Tested-by: Shan Kang Signed-off-by: Xin Li --- scripts/kvm/vmxcap | 3 +++ target/i386/cpu.c | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/scripts/kvm/vmxcap b/scripts/kvm/vmxcap index 7da1e00ca8..44898d73c2 100755 --- a/scripts/kvm/vmxcap +++ b/scripts/kvm/vmxcap @@ -229,6 +229,8 @@ controls =3D [ Allowed1Control( name =3D 'secondary VM-Exit controls', bits =3D { + 0: 'Save IA32 FRED MSRs', + 1: 'Load IA32 FRED MSRs', }, cap_msr =3D MSR_IA32_VMX_EXIT_CTLS2, ), @@ -246,6 +248,7 @@ controls =3D [ 16: 'Load IA32_BNDCFGS', 17: 'Conceal VM entries from PT', 18: 'Load IA32_RTIT_CTL', + 23: 'Load IA32 FRED MSRs', }, cap_msr =3D MSR_IA32_VMX_ENTRY_CTLS, true_cap_msr =3D MSR_IA32_VMX_TRUE_ENTRY_CTLS, diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 227ee1c759..dcf914a7ec 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1285,7 +1285,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] =3D { NULL, "vmx-entry-ia32e-mode", NULL, NULL, NULL, "vmx-entry-load-perf-global-ctrl", "vmx-entry-load-pat",= "vmx-entry-load-efer", "vmx-entry-load-bndcfgs", NULL, "vmx-entry-load-rtit-ctl", NUL= L, - NULL, NULL, "vmx-entry-load-pkrs", NULL, + NULL, NULL, "vmx-entry-load-pkrs", "vmx-entry-load-fred", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, }, --=20 2.42.0