From: "J. Bruce Fields" <bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
Subject: Re: [PATCH v18 19/22] richacl: Add richacl xattr handler
Date: Fri, 11 Mar 2016 09:19:05 -0500
Message-ID: <20160311141905.GC13178@fieldses.org>
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Cc: Andreas Gruenbacher <agruenba-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Alexander Viro <viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org>,
	linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Theodore Ts'o <tytso-3s7WtUTddSA@public.gmane.org>,
	linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Trond Myklebust <trond.myklebust-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, xfs-VZNHf3L845pBDgjK7y7TUQ@public.gmane.org,
	Andreas Dilger <adilger.kernel-m1MBpc4rdrD3fQ9qLvQP4Q@public.gmane.org>,
	linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Jeff Layton <jlayton-vpEMnDpepFuMZCB2o+C8xQ@public.gmane.org>,
	linux-ext4-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Anna Schumaker <anna.schumaker-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org>
To: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
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On Fri, Mar 11, 2016 at 06:17:35AM -0800, Christoph Hellwig wrote:
> On Mon, Feb 29, 2016 at 09:17:24AM +0100, Andreas Gruenbacher wrote:
> > Add richacl xattr handler implementing the xattr operations based on the
> > get_richacl and set_richacl inode operations.
> 
> Given all the issues with Posix ACLs and selinux attributes these really
> should be proper syscalls instead of abusing the xattr interface.

What are those problems exactly?

--b.