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=-0.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 029AFC67839 for ; Thu, 13 Dec 2018 02:42:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C45A520811 for ; Thu, 13 Dec 2018 02:42:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C45A520811 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726721AbeLMCmJ (ORCPT ); Wed, 12 Dec 2018 21:42:09 -0500 Received: from mx1.redhat.com ([209.132.183.28]:36612 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726380AbeLMCmJ (ORCPT ); Wed, 12 Dec 2018 21:42:09 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 087B03DE2F; Thu, 13 Dec 2018 02:42:09 +0000 (UTC) Received: from [10.72.12.167] (ovpn-12-167.pek2.redhat.com [10.72.12.167]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 88CC160C44; Thu, 13 Dec 2018 02:42:04 +0000 (UTC) Subject: Re: [PATCH net V2 0/4] Fix various issue of vhost To: David Miller Cc: mst@redhat.com, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <20181212100819.21295-1-jasowang@redhat.com> <20181212.153134.1249380470735153418.davem@davemloft.net> From: Jason Wang Message-ID: Date: Thu, 13 Dec 2018 10:42:02 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20181212.153134.1249380470735153418.davem@davemloft.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Thu, 13 Dec 2018 02:42:09 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2018/12/13 上午7:31, David Miller wrote: > From: Jason Wang > Date: Wed, 12 Dec 2018 18:08:15 +0800 > >> This series tries to fix various issues of vhost: >> >> - Patch 1 adds a missing write barrier between used idx updating and >> logging. >> - Patch 2-3 brings back the protection of device IOTLB through vq >> mutex, this fixes possible use after free in device IOTLB entries. >> - Patch 4-7 fixes the diry page logging when device IOTLB is >> enabled. We should done through GPA instead of GIOVA, this was done >> through intorudce HVA->GPA reverse mapping and convert HVA to GPA >> during logging dirty pages. >> >> Please consider them for -stable. >> >> Thanks >> >> Changes from V1: >> - silent compiler warning for 32bit. >> - use mutex_trylock() on slowpath instead of mutex_lock() even on fast >> path. > Hello Jason. > > Look like Michael wants you to split out patch #4 and target > net-next with it. > > So please do that and respin the first 3 patches here with Michael's > ACKs. > > Thanks. Yes, will send V3. Thanks