From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kara Subject: Re: [PATCH 23/25] libext2fs: support modifying arbitrary extended attributes Date: Fri, 29 Nov 2013 09:17:07 +0100 Message-ID: <20131129081707.GD23954@quack.suse.cz> References: <20131018044854.7339.48457.stgit@birch.djwong.org> <20131018045134.7339.30673.stgit@birch.djwong.org> <20131126072115.GA22136@gmail.com> <20131127015617.GC3068@birch.djwong.org> <20131129053013.GA25516@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "Darrick J. Wong" , tytso@mit.edu, linux-ext4@vger.kernel.org To: Zheng Liu Return-path: Received: from cantor2.suse.de ([195.135.220.15]:59827 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751089Ab3K2IRK (ORCPT ); Fri, 29 Nov 2013 03:17:10 -0500 Content-Disposition: inline In-Reply-To: <20131129053013.GA25516@gmail.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Fri 29-11-13 13:30:13, Zheng Liu wrote: > On Tue, Nov 26, 2013 at 05:56:17PM -0800, Darrick J. Wong wrote: > [...] > > > > +static struct ea_name_index ea_names[] = { > > > > + {1, "user."}, > > > > + {2, "system.posix_acl_access"}, > > > > + {3, "system.posix_acl_default"}, > > > > + {4, "trusted."}, > > > > + {6, "security."}, > > > > + {7, "system."}, > > > > > > It seems that we also have a _RICHACL name here. > > > > Yes. Do you know what it's used for? EXT4_XATTR_INDEX_RICHACL isn't used as > > of 3.13-rc1. > > Sorry, I just look at this mail. If I remember correctly, this flag is > added by Jan Kara because he want to reserve this flag for rich acl > which has been implemented out of upstream kernel tree. Yes, SUSE kernels use EXT4_XATTR_INDEX_RICHACL to store Samba acls. Honza -- Jan Kara SUSE Labs, CR