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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 931E8C433DF for ; Fri, 29 May 2020 02:55:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7CAE1207D3 for ; Fri, 29 May 2020 02:55:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2407215AbgE2CzK (ORCPT ); Thu, 28 May 2020 22:55:10 -0400 Received: from outgoing-auth-1.mit.edu ([18.9.28.11]:53391 "EHLO outgoing.mit.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2406778AbgE2CzJ (ORCPT ); Thu, 28 May 2020 22:55:09 -0400 Received: from callcc.thunk.org (pool-100-0-195-244.bstnma.fios.verizon.net [100.0.195.244]) (authenticated bits=0) (User authenticated as tytso@ATHENA.MIT.EDU) by outgoing.mit.edu (8.14.7/8.12.4) with ESMTP id 04T2sfhO021649 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 28 May 2020 22:54:42 -0400 Received: by callcc.thunk.org (Postfix, from userid 15806) id AB339420304; Thu, 28 May 2020 22:54:41 -0400 (EDT) Date: Thu, 28 May 2020 22:54:41 -0400 From: "Theodore Y. Ts'o" To: ira.weiny@intel.com Cc: linux-ext4@vger.kernel.org, Andreas Dilger , Jan Kara , Eric Biggers , Al Viro , Dan Williams , Dave Chinner , Christoph Hellwig , Jeff Moyer , "Darrick J. Wong" , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V5 0/9] Enable ext4 support for per-file/directory DAX operations Message-ID: <20200529025441.GI228632@mit.edu> References: <20200528150003.828793-1-ira.weiny@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200528150003.828793-1-ira.weiny@intel.com> Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Thu, May 28, 2020 at 07:59:54AM -0700, ira.weiny@intel.com wrote: > From: Ira Weiny > > Changes from V4: > Fix up DAX mutual exclusion with other flags. > Add clean up patch (remove jflags) > > Changes from V3: > Change EXT4_DAX_FL to bit24 > Cache device DAX support in the super block and use that is > ext4_should_use_dax() > > Changes from V2: > Rework DAX exclusivity with verity and encryption based on feedback > from Eric > > Enable the same per file DAX support in ext4 as was done for xfs. This series > builds and depends on the V11 series for xfs.[1] > > This passes the same xfstests test as XFS. > > The only issue is that this modifies the old mount option parsing code rather > than waiting for the new parsing code to be finalized. > > This series starts with 3 fixes which include making Verity and Encrypt truly > mutually exclusive from DAX. I think these first 3 patches should be picked up > for 5.8 regardless of what is decided regarding the mount parsing. > > [1] https://lore.kernel.org/lkml/20200428002142.404144-1-ira.weiny@intel.com/ > > To: linux-ext4@vger.kernel.org > To: Andreas Dilger > To: "Theodore Y. Ts'o" > To: Jan Kara > To: Eric Biggers Thanks, applied to the ext4-dax branch. - Ted