From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm1-f71.google.com (mail-wm1-f71.google.com [209.85.128.71]) by kanga.kvack.org (Postfix) with ESMTP id 0401C6B0003 for ; Mon, 22 Oct 2018 21:56:46 -0400 (EDT) Received: by mail-wm1-f71.google.com with SMTP id t74-v6so7273617wmt.0 for ; Mon, 22 Oct 2018 18:56:45 -0700 (PDT) Received: from merlin.infradead.org (merlin.infradead.org. [2001:8b0:10b:1231::1]) by mx.google.com with ESMTPS id s189-v6si33117wme.162.2018.10.22.18.56.43 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 22 Oct 2018 18:56:44 -0700 (PDT) Subject: Re: [PATCH 2/9] dax: kernel memory driver for mm ownership of DAX References: <20181022201317.8558C1D8@viggo.jf.intel.com> <20181022201320.45C9785C@viggo.jf.intel.com> From: Randy Dunlap Message-ID: Date: Mon, 22 Oct 2018 18:56:29 -0700 MIME-Version: 1.0 In-Reply-To: <20181022201320.45C9785C@viggo.jf.intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Dave Hansen , linux-kernel@vger.kernel.org Cc: dan.j.williams@intel.com, dave.jiang@intel.com, zwisler@kernel.org, vishal.l.verma@intel.com, thomas.lendacky@amd.com, akpm@linux-foundation.org, mhocko@suse.com, linux-nvdimm@lists.01.org, linux-mm@kvack.org, ying.huang@intel.com, fengguang.wu@intel.com On 10/22/18 1:13 PM, Dave Hansen wrote: > Add the actual driver to which will own the DAX range. This > allows very nice party with the other possible "owners" of Good to see a nice party sometimes. :) > a DAX region: device DAX and filesystem DAX. It also greatly > simplifies the process of handing off control of the memory > between the different owners since it's just a matter of > unbinding and rebinding the device to different drivers. -- ~Randy