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=-1.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, HK_RANDOM_FROM,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 A2BE9C433E0 for ; Tue, 26 May 2020 06:19:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7554C20870 for ; Tue, 26 May 2020 06:19:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727957AbgEZGTg (ORCPT ); Tue, 26 May 2020 02:19:36 -0400 Received: from mga07.intel.com ([134.134.136.100]:20138 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726746AbgEZGTg (ORCPT ); Tue, 26 May 2020 02:19:36 -0400 IronPort-SDR: JfwWV1tovY89ASKwzuc6fDYYu35r+3zRgoRGPlJF5dJDbmr/vaw2dl0QYx/b05zNPGedAFtwMn ZMxGbXdGaXaQ== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 May 2020 23:19:36 -0700 IronPort-SDR: qXOnqWJvVvKcb/iGAXTmUtWtdmcxyX4LrERJxa+q5mfb+YCjavf2Tg8NzCIQWKL4F8c3/dJuDB OKhp/l5FMyJw== X-IronPort-AV: E=Sophos;i="5.73,436,1583222400"; d="scan'208";a="441964147" Received: from unknown (HELO [10.239.13.122]) ([10.239.13.122]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 May 2020 23:19:33 -0700 Subject: Re: [PATCH v9 0/8] KVM: Add virtualization support of split lock detection From: Xiaoyao Li To: Paolo Bonzini , Thomas Gleixner , kvm@vger.kernel.org Cc: Sean Christopherson , linux-kernel@vger.kernel.org, x86@kernel.org, Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Andy Lutomirski , peterz@infradead.org, Arvind Sankar , Tony Luck , Fenghua Yu References: <20200509110542.8159-1-xiaoyao.li@intel.com> <98c5ccc7-30bb-bed2-2065-59f7b7b09fbc@intel.com> Message-ID: Date: Tue, 26 May 2020 14:19:31 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <98c5ccc7-30bb-bed2-2065-59f7b7b09fbc@intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Thomas, On 5/18/2020 9:27 AM, Xiaoyao Li wrote: > On 5/9/2020 7:05 PM, Xiaoyao Li wrote: >> This series aims to add the virtualization of split lock detection in >> KVM. >> >> Due to the fact that split lock detection is tightly coupled with CPU >> model and CPU model is configurable by host VMM, we elect to use >> paravirt method to expose and enumerate it for guest. > > Thomas and Paolo, > > Do you have time to have a look at this version? Does this series have any chance to meet 5.8? If not, do you plan to take a look at it after merge window? Thanks, -Xiaoyao