To: hch@infradead.org
CC: linux-fsdevel@vger.kernel.org, hch@infradead.org,
       linux-kernel@vger.kernel.org, akpm@osdl.org
In-reply-to: <20050424201820.GA28428@infradead.org> (message from Christoph
	Hellwig on Sun, 24 Apr 2005 21:18:20 +0100)
Subject: Re: [PATCH] private mounts
References: <E1DPnOn-0000T0-00@localhost> <20050424201820.GA28428@infradead.org>
Message-Id: <E1DPo3I-0000V0-00@localhost>
From: Miklos Szeredi <miklos@szeredi.hu>
Date: Sun, 24 Apr 2005 22:50:04 +0200
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 844
Lines: 20

> > This simple patch adds support for private (or invisible) mounts.  The
> > rationale is to allow mounts to be private for a user but still in the
> > global namespace.
> 
> As mentioned in the last -fsdevel thread a few times the idea of per-user
> mounts is fundamentally flawed.  Crossing a namespace boundary must be
> explicit - using clone or a new unshare() syscall.

Also mentioned in that thread quite a few times is the fact the the
clone() and unshare() modell does not solve people's requirements.

Care to read through that thread and suggest an alternative solution?

Thanks,
Miklos
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