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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 EC3A5C352BE for ; Tue, 14 Apr 2020 20:39:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BE57320575 for ; Tue, 14 Apr 2020 20:39:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2633283AbgDNUjX (ORCPT ); Tue, 14 Apr 2020 16:39:23 -0400 Received: from mga07.intel.com ([134.134.136.100]:20214 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2633271AbgDNUjP (ORCPT ); Tue, 14 Apr 2020 16:39:15 -0400 IronPort-SDR: 7mZfxL0dywrp+YRKi5y3VEr+t6jjr2eMj4AbLgFr+rszM9A6rwW04ff9IqRWpmQ8tRM+Y5U2M+ OfZ4XOkZA/Yg== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Apr 2020 13:39:13 -0700 IronPort-SDR: 7pqIX6PVS4iEVIXIAgFH4UOqHFplFeItWNGqkULEons+fNnJrmTkr+rMrP7/4Mq0CqJFRE7Wdn 2s8qCCEwkDXQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,384,1580803200"; d="scan'208";a="243919223" Received: from iweiny-desk2.sc.intel.com ([10.3.52.147]) by fmsmga007.fm.intel.com with ESMTP; 14 Apr 2020 13:39:12 -0700 Date: Tue, 14 Apr 2020 13:39:12 -0700 From: Ira Weiny To: Christoph Hellwig Cc: linux-kernel@vger.kernel.org, "Darrick J. Wong" , Dave Chinner , Jan Kara , Dan Williams , Dave Chinner , "Theodore Y. Ts'o" , Jeff Moyer , linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH V7 3/9] fs/stat: Define DAX statx attribute Message-ID: <20200414203912.GA1982089@iweiny-DESK2.sc.intel.com> References: <20200413054046.1560106-1-ira.weiny@intel.com> <20200413054046.1560106-4-ira.weiny@intel.com> <20200414062306.GB23154@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200414062306.GB23154@lst.de> User-Agent: Mutt/1.11.1 (2018-12-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 14, 2020 at 08:23:06AM +0200, Christoph Hellwig wrote: > On Sun, Apr 12, 2020 at 10:40:40PM -0700, ira.weiny@intel.com wrote: > > STATX_ATTR_DAX > > > > The file is in the DAX (cpu direct access) state. DAX state > > attempts to minimize software cache effects for both I/O and > > memory mappings of this file. It requires a file system which > > has been configured to support DAX. > > Can we remove the misleading DAX name? Something like > STATX_ATTR_DIRECT_LOAD_STORE? This is easy enough to change but... Honestly I feel like this ship has already sailed. We have so much out there which uses the term "DAX". Is it really better to introduce a new terminology for the same thing? Ira