From mboxrd@z Thu Jan  1 00:00:00 1970
From: Zheng Liu <gnehzuil.liu@gmail.com>
Subject: Re: [PATCH 23/25] libext2fs: support modifying arbitrary extended
 attributes
Date: Fri, 29 Nov 2013 13:30:13 +0800
Message-ID: <20131129053013.GA25516@gmail.com>
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Cc: tytso@mit.edu, linux-ext4@vger.kernel.org
To: "Darrick J. Wong" <darrick.wong@oracle.com>
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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.

Thanks,
                                                - Zheng