From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 065BBC433E0 for ; Sun, 5 Jul 2020 23:23:30 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id CEF462070B for ; Sun, 5 Jul 2020 23:23:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CEF462070B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:35990 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jsDyr-0004iB-1c for qemu-devel@archiver.kernel.org; Sun, 05 Jul 2020 19:23:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48862) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jsDy6-0003Pi-QI for qemu-devel@nongnu.org; Sun, 05 Jul 2020 19:22:43 -0400 Received: from mga17.intel.com ([192.55.52.151]:47201) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jsDy4-0008Iy-38 for qemu-devel@nongnu.org; Sun, 05 Jul 2020 19:22:42 -0400 IronPort-SDR: hf3YOkqQhqCRg+yr0bv0wDSUMnzvKfqmlaRppbHOCtMcALxmeuJbgKtkuZyoTvDdHtq+bEJckt n/BSsGgjmn3A== X-IronPort-AV: E=McAfee;i="6000,8403,9673"; a="127412307" X-IronPort-AV: E=Sophos;i="5.75,317,1589266800"; d="scan'208";a="127412307" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jul 2020 16:22:30 -0700 IronPort-SDR: n9tGc8GXrK9SHRXjiBEFklKEqHISA0HsFpgts9vWE0pHNjYHNEfVuXMx9FRmLPlOucOhiIY2c7 CEVMq95qcg/g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,317,1589266800"; d="scan'208";a="388044988" Received: from unknown (HELO localhost.localdomain.bj.intel.com) ([10.238.156.127]) by fmsmga001.fm.intel.com with ESMTP; 05 Jul 2020 16:22:31 -0700 From: Cathy Zhang To: qemu-devel@nongnu.org Subject: [PATCH 0/2] Add new features for intel processor Date: Mon, 6 Jul 2020 07:17:14 +0800 Message-Id: <1593991036-12183-1-git-send-email-cathy.zhang@intel.com> X-Mailer: git-send-email 1.8.3.1 Received-SPF: pass client-ip=192.55.52.151; envelope-from=cathy.zhang@intel.com; helo=mga17.intel.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/05 19:22:32 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Cathy Zhang , pbonzini@redhat.com, ehabkost@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This patchset is to add two new features for intel processors which support them, like Sapphire Rapids. SERIALIZE is a faster serializing instruction which does not modify registers, arithmetic flags or memory, will not cause VM exit. TSX suspend load tracking instruction aims to give a way to choose which memory accesses do not need to be tracked in the TSX read set. Cathy Zhang (2): target/i386: Add SERIALIZE cpu feature target/i386: Enable TSX Suspend Load Address Tracking feature target/i386/cpu.c | 4 ++-- target/i386/cpu.h | 4 ++++ 2 files changed, 6 insertions(+), 2 deletions(-) -- 1.8.3.1