From patchwork Fri Apr 21 04:12:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yang, Weijiang" X-Patchwork-Id: 13219561 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D8A31C7618E for ; Fri, 21 Apr 2023 07:17:45 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ppl17-0007qf-Al; Fri, 21 Apr 2023 03:17:16 -0400 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 1ppl0q-0007om-Nj for qemu-devel@nongnu.org; Fri, 21 Apr 2023 03:16:59 -0400 Received: from mga17.intel.com ([192.55.52.151]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ppl0o-0004Zs-Vv for qemu-devel@nongnu.org; Fri, 21 Apr 2023 03:16:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1682061414; x=1713597414; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=mVOyobHqS70/bnDemHJljxCFKnPUn+13x7a8gc3MjyM=; b=CTWCDExv1jiFPNr8amJ4tKJVRxmMoZiPPhqnQFLds6VZnq1SIewp0BBp KyAMt/0mG/KXcOCzgzWgfQR/P2mAIDxnvoLFTgszDQZiJ95TOGc3uG91X AI5keGAxElbmkjDuRcVcv9hDrOBH3vCGFKigjtucYQou0Lsuulx5DpJY8 ywiHpEzXuWZzFxj8efca17HnuHQruFkVD2STLBpQtD1dsqUP+C4h7dASI M4yxq7rRPAmeHphxLFELyAsX7+xUB6RDAUOqAaXPYDYhNaMLbGwgae+HO QC0hvlC7ewdNGrYveayNH3hEqwdSJH55lAuIIgIjl2CKp6NEmuL0uX+oL w==; X-IronPort-AV: E=McAfee;i="6600,9927,10686"; a="326260528" X-IronPort-AV: E=Sophos;i="5.99,214,1677571200"; d="scan'208";a="326260528" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Apr 2023 00:16:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10686"; a="938385322" X-IronPort-AV: E=Sophos;i="5.99,214,1677571200"; d="scan'208";a="938385322" Received: from embargo.jf.intel.com ([10.165.9.183]) by fmsmga006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Apr 2023 00:16:39 -0700 From: Yang Weijiang To: pbonzini@redhat.com, mtosatti@redhat.com, seanjc@google.com, qemu-devel@nongnu.org Cc: kvm@vger.kernel.org, weijiang.yang@intel.com Subject: [PATCH 0/4] Enable VMM userspace support for CET virtualization Date: Fri, 21 Apr 2023 00:12:23 -0400 Message-Id: <20230421041227.90915-1-weijiang.yang@intel.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.151; envelope-from=weijiang.yang@intel.com; helo=mga17.intel.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DATE_IN_PAST_03_06=1.592, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org These are VMM userspace enabling patches for CET virtualization. Currently CET user mode SHSTK/IBT and kernel mode IBT are supported. supervisor SHSTK are not supported now, so related MSRs support are not included in this series. Yang Weijiang (4): target/i386: Enable XSAVES support for user mode CET states target/i386: Add CET MSRs access interfaces target/i386: Enable CET states migration target/i386: Advertise CET flags in feature words target/i386/cpu.c | 47 ++++++++++++++++++------- target/i386/cpu.h | 23 ++++++++++++ target/i386/kvm/kvm.c | 44 +++++++++++++++++++++++ target/i386/machine.c | 81 +++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 183 insertions(+), 12 deletions(-) base-commit: c283ff89d11ff123efc9af49128ef58511f73012