From patchwork Thu Jul 20 11:14:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yang, Weijiang" X-Patchwork-Id: 13320596 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 99204C0015E for ; Thu, 20 Jul 2023 14:21:26 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qMUVs-0000xj-Pn; Thu, 20 Jul 2023 10:20:16 -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 1qMUVU-0000sV-Fg for qemu-devel@nongnu.org; Thu, 20 Jul 2023 10:19:53 -0400 Received: from mga01.intel.com ([192.55.52.88]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qMUVS-0004Ur-9d for qemu-devel@nongnu.org; Thu, 20 Jul 2023 10:19:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689862789; x=1721398789; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=aJKqAgRWdUOMC97LhTdm7nitnjY3ECOh03U/NV5Ta9A=; b=LLW4ukoHOjt27oJvhgndg9X8+w6i/A58le924na9Yhs4Ei6Q6Hal5TmH f698hNpWjPlcJZTNDrS6OhtF8Af5v1iwPqtRESPQqWab4T58oklCR+sJQ Qo27zV4X8J/x8Pe0Ju0wsvd0FdmPx29NEyC73l9/Rj9S9BgWCJMEpeOOy 4ERV0C2+8kg1A3Jt97rBGxnkOfDi25TGWR+su8bA2ARwgWY12Fczzhkan 5jIm/jWyocS7Li/4bbIhahqKD7WnYXwBvyp4+IPdQ4/jhNEjuYnHYhmep IE4HxP34OgFFyFEzOQdZ/QnDNtIdlbcr7wedeszwgvk7EQardz5csz5S9 Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10777"; a="397629154" X-IronPort-AV: E=Sophos;i="6.01,219,1684825200"; d="scan'208";a="397629154" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2023 07:19:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10777"; a="898295616" X-IronPort-AV: E=Sophos;i="6.01,219,1684825200"; d="scan'208";a="898295616" Received: from embargo.jf.intel.com ([10.165.9.183]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2023 07:19:29 -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 v2 0/4] Enable CET userspace support Date: Thu, 20 Jul 2023 07:14:41 -0400 Message-Id: <20230720111445.99509-1-weijiang.yang@intel.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.88; envelope-from=weijiang.yang@intel.com; helo=mga01.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, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, 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 CET virtualization requires VMM userspace setup for CET feature bits enumeration, this series enables all related settings. Guest CET user and kernel mode SHSTK/IBT are both supported. Changes in v2: 1. Added supervisor CET states support. 2. Consolidated all CET states in a struct of vmstate. v1 link: https://lore.kernel.org/all/20230421041227.90915-1-weijiang.yang@intel.com/ Yang Weijiang (4): target/i386: Enable XSAVES support for CET states target/i386: Add CET MSRs access interface target/i386: Add CET states to vmstate target/i386: Advertise CET related flags in feature words target/i386/cpu.c | 54 +++++++++++++++++++++++++++++---------- target/i386/cpu.h | 41 ++++++++++++++++++++++++++++++ target/i386/kvm/kvm.c | 59 +++++++++++++++++++++++++++++++++++++++++++ target/i386/machine.c | 28 ++++++++++++++++++++ 4 files changed, 169 insertions(+), 13 deletions(-) base-commit: a342ce9dfeed8088c426e5d51d4a7e47f3764b84