Date: Fri, 3 Sep 2004 13:32:38 +0100
From: Christoph Hellwig <hch@infradead.org>
To: =?iso-8859-1?Q?Kristian_S=F8rensen?= <ks@cs.aau.dk>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       umbrella-devel@lists.sourceforge.net
Subject: Re: Getting full path from dentry in LSM hooks
Message-ID: <20040903133238.A4145@infradead.org>
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	=?iso-8859-1?Q?Kristian_S=F8rensen?= <ks@cs.aau.dk>,
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	umbrella-devel@lists.sourceforge.net
References: <41385FA5.806@cs.aau.dk>
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In-Reply-To: <41385FA5.806@cs.aau.dk>; from ks@cs.aau.dk on Fri, Sep 03, 2004 at 02:12:21PM +0200
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On Fri, Sep 03, 2004 at 02:12:21PM +0200, Kristian S?rensen wrote:
> I have a short question, concerning how to get the full path of a file 
> from a LSM hook.
> 
> - If the "file" of the dentry is located in the root filesystem: no
>    problem - simply traverse the dentrys, to generate the path.
> 
> - If the "file" is mounted from another partition, you do not get the
>    full path by traversing the dentrys.

There is no canonical full path for a given dentry.

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