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Date: Tue, 7 Feb 2017 01:53:49 -0800
From: Christoph Hellwig <hch@infradead.org>
To: Djalal Harouni <tixxdz@gmail.com>
Cc: Christoph Hellwig <hch@infradead.org>,
        James Bottomley <James.Bottomley@hansenpartnership.com>,
        Chris Mason <clm@fb.com>, Theodore Tso <tytso@mit.edu>,
        Josh Triplett <josh@joshtriplett.org>,
        "Eric W. Biederman" <ebiederm@xmission.com>,
        Andy Lutomirski <luto@kernel.org>,
        Seth Forshee <seth.forshee@canonical.com>,
        Linux FS Devel <linux-fsdevel@vger.kernel.org>,
        linux-kernel@vger.kernel.org,
        LSM List <linux-security-module@vger.kernel.org>,
        Dongsu Park <dongsu@endocode.com>,
        David Herrmann <dh.herrmann@googlemail.com>,
        Miklos Szeredi <mszeredi@redhat.com>,
        Alban Crequy <alban.crequy@gmail.com>,
        Al Viro <viro@zeniv.linux.org.uk>,
        "Serge E. Hallyn" <serge@hallyn.com>, Phil Estes <estesp@gmail.com>
Subject: Re: [RFC 1/1] shiftfs: uid/gid shifting bind mount
Message-ID: <20170207095349.GA10388@infradead.org>
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On Tue, Feb 07, 2017 at 10:39:48AM +0100, Djalal Harouni wrote:
> I proposed an RFC months ago which implements all of this at the VFS
> layer [1], I received some feedback especially from Dave Chinner,
> however I failed to fix my bugs and improve it not enough resources...

And none of the issues goes away by hiding them in a stackable fs,
in fact many of them are getting worse.