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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=unavailable 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 AFC68C169C4 for ; Mon, 11 Feb 2019 22:29:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7D1A22080F for ; Mon, 11 Feb 2019 22:29:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727487AbfBKW3M (ORCPT ); Mon, 11 Feb 2019 17:29:12 -0500 Received: from ipmail01.adl2.internode.on.net ([150.101.137.133]:21674 "EHLO ipmail01.adl2.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726751AbfBKW3M (ORCPT ); Mon, 11 Feb 2019 17:29:12 -0500 Received: from ppp59-167-129-252.static.internode.on.net (HELO dastard) ([59.167.129.252]) by ipmail01.adl2.internode.on.net with ESMTP; 12 Feb 2019 08:59:08 +1030 Received: from dave by dastard with local (Exim 4.80) (envelope-from ) id 1gtK4Z-0002IS-MO; Tue, 12 Feb 2019 09:29:07 +1100 Date: Tue, 12 Feb 2019 09:29:07 +1100 From: Dave Chinner To: Pankaj Gupta Cc: "Michael S. Tsirkin" , dchinner@redhat.com, jack@suse.cz, kvm@vger.kernel.org, david@redhat.com, linux-nvdimm@ml01.01.org, jasowang@redhat.com, qemu-devel@nongnu.org, virtualization@lists.linux-foundation.org, adilger kernel , zwisler@kernel.org, Andrea Arcangeli , dave jiang , darrick wong , vishal l verma , willy@infradead.org, hch@infradead.org, linux-acpi@vger.kernel.org, jmoyer@redhat.com, nilal@redhat.com, riel@surriel.com, stefanha@redhat.com, imammedo@redhat.com, dan j williams , lcapitulino@redhat.com, kwolf@redhat.com, linux-ext4@vger.kernel.org, tytso@mit.edu, xiaoguangrong eric , rjw@rjwysocki.net, linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, pbonzini@redhat.com Subject: Re: [Qemu-devel] security implications of caching with virtio pmem (was Re: [PATCH v3 0/5] kvm "virtio pmem" device) Message-ID: <20190211222907.GR14116@dastard> References: <20190109144736.17452-1-pagupta@redhat.com> <20190204170515-mutt-send-email-mst@kernel.org> <888328358.132676.1549870186945.JavaMail.zimbra@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <888328358.132676.1549870186945.JavaMail.zimbra@redhat.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Mon, Feb 11, 2019 at 02:29:46AM -0500, Pankaj Gupta wrote: > Hello Dave, > Are we okay with this? Sure. I'm not sure I agree with all the analysis presented, but, well, I haven't looked any deeper because I'm tired of being shouted at and being called argumentative for daring to ask hard questions about this topic.... Cheers, Dave. -- Dave Chinner david@fromorbit.com