Received: by 2002:a25:c593:0:0:0:0:0 with SMTP id v141csp830390ybe; Thu, 5 Sep 2019 06:37:20 -0700 (PDT) X-Google-Smtp-Source: APXvYqyO+voJCv/8fkGKJx/WcgadFXgKTZ+TIlXdf0icI8CckjtyJhoJW0O5uganHMmDgiPfHNXu X-Received: by 2002:a17:90a:d795:: with SMTP id z21mr204504pju.12.1567690639924; Thu, 05 Sep 2019 06:37:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1567690639; cv=none; d=google.com; s=arc-20160816; b=JN0DZNtPZMTd5yZ3pblRZa/3WY0NYijH/tzVPRHq94F5tdTcVG8n1V9mwLK57rjR+C W1sRNPTZvKDIPmG/YYcNySShhDs5K2P4JTomqiWqdkg8wxinucrymADaJ/phVDr/8nGN HiPXpWQyTE8rPLDWPOmMmD9JFhf8iAhj9xZYnwWf/uVvGrnQ5VDoDc2v284rAP9Z2Oji wjghDlfqt6zrz5CfqTTAdvvrWMn1TTwL76Kky5GXyYAuj6/rnZ4FMoTgjRi/aPJaYtCb 4pwzJTBHaSxSeexzkUzaiL9MouVCyKqj0YxFaxVBXiXuQ2wfOhtFyzoI2wdy4z63Nr2X Yysg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=19v+2oc8/CXb1iV/S8wdotK1HhSAPGrUIHT6Pnafz98=; b=OPzG957ylhF5lb2iDJruZC5XLopsa9eCxMmh8FMPxtk5hJXPQIXiXNEqtz8OYOh3ft 7XtiiK14P/dMXdlYKpTNjUtyHsG/BOjPu9nf/mWLgMGHslBFd4fydQOqpCbf7HQLiSAc p4d2zYleJ6IQnAqciawnabrek20UQKHfVPMzPLLWNFYlzc4/ynNjsAoctbNX7jVLyW4x EuOLb7p+rp3D9+/w6EoqF3Fc3dlOHNPLZXSC4i8yC+0HK1zg/yDdSdsnssWAurCEDOBy zi48tftRNTIIv+Wrpiv2esp72E9kIRPt6cl2QhN0U67uqDhqMGEtdSn+WUfFXxBcrNDr fKgA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id s3si1862585pgn.467.2019.09.05.06.37.03; Thu, 05 Sep 2019 06:37:19 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389370AbfIEM1p (ORCPT + 99 others); Thu, 5 Sep 2019 08:27:45 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52294 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726453AbfIEM1o (ORCPT ); Thu, 5 Sep 2019 08:27:44 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 93EF53001836; Thu, 5 Sep 2019 12:27:44 +0000 (UTC) Received: from jason-ThinkPad-X1-Carbon-6th.redhat.com (ovpn-12-44.pek2.redhat.com [10.72.12.44]) by smtp.corp.redhat.com (Postfix) with ESMTP id DA1775D9E2; Thu, 5 Sep 2019 12:27:37 +0000 (UTC) From: Jason Wang To: mst@redhat.com, jasowang@redhat.com, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, jgg@mellanox.com, aarcange@redhat.com, jglisse@redhat.com, linux-mm@kvack.org Subject: [PATCH 0/2] Revert and rework on the metadata accelreation Date: Thu, 5 Sep 2019 20:27:34 +0800 Message-Id: <20190905122736.19768-1-jasowang@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.40]); Thu, 05 Sep 2019 12:27:44 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi: Per request from Michael and Jason, the metadata accelreation is reverted in this version and rework in next version. Please review. Thanks Jason Wang (2): Revert "vhost: access vq metadata through kernel virtual address" vhost: re-introducing metadata acceleration through kernel virtual address drivers/vhost/vhost.c | 202 +++++++++++++++++++++++++----------------- drivers/vhost/vhost.h | 8 +- 2 files changed, 123 insertions(+), 87 deletions(-) -- 2.19.1