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=-5.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_2 autolearn=ham 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 D12A4C35669 for ; Fri, 21 Feb 2020 20:20:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AAFA82064C for ; Fri, 21 Feb 2020 20:20:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728206AbgBUUUC (ORCPT ); Fri, 21 Feb 2020 15:20:02 -0500 Received: from mga14.intel.com ([192.55.52.115]:49646 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726683AbgBUUUB (ORCPT ); Fri, 21 Feb 2020 15:20:01 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Feb 2020 12:20:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,469,1574150400"; d="scan'208";a="316156726" Received: from jacob-xps-13-9365.jf.intel.com (HELO jacob-XPS-13-9365) ([10.54.75.153]) by orsmga001.jf.intel.com with ESMTP; 21 Feb 2020 12:19:55 -0800 Date: Fri, 21 Feb 2020 12:20:04 -0800 From: Jacob Pan To: Auger Eric Cc: iommu@lists.linux-foundation.org, LKML , Lu Baolu , Joerg Roedel , David Woodhouse , Yi Liu , "Tian, Kevin" , Raj Ashok , Alex Williamson , Christoph Hellwig , Jean-Philippe Brucker , Jonathan Cameron , jacob.jun.pan@linux.intel.com Subject: Re: [PATCH V9 07/10] iommu/vt-d: Cache virtual command capability register Message-ID: <20200221122004.0307c789@jacob-XPS-13-9365> In-Reply-To: <5776bf45-7541-1576-9ced-38883447bf29@redhat.com> References: <1580277713-66934-1-git-send-email-jacob.jun.pan@linux.intel.com> <1580277713-66934-8-git-send-email-jacob.jun.pan@linux.intel.com> <5776bf45-7541-1576-9ced-38883447bf29@redhat.com> Organization: OTC X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 12 Feb 2020 14:00:22 +0100 Auger Eric wrote: > Hi Jacob, > > On 1/29/20 7:01 AM, Jacob Pan wrote: > > Virtual command registers are used in the guest only, to prevent > > vmexit cost, we cache the capability and store it during > > initialization. > > > > Signed-off-by: Jacob Pan > I sent my R-b in https://lkml.org/lkml/2019/11/8/228 > Also Baolo did. Do I miss any change? > > Again history log would help. > You didn't miss any change. I forgot to add R-bs. Thanks! Jacob > Thanks > > Eric > [...] > [Jacob Pan]