linux-kernel - Re: [PATCH] reiserfs: fix handling of device names with /'s in them

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Message-Id: <200607171952.k6HJqmQ1022070@turing-police.cc.vt.edu>
Date:	Mon, 17 Jul 2006 15:52:48 -0400
From:	Valdis.Kletnieks@...edu
To:	Hans Reiser <reiser@...esys.com>
Cc:	Jeffrey Mahoney <jeffm@...e.com>, 7eggert@....de,
	Eric Dumazet <dada1@...mosbay.com>,
	ReiserFS List <reiserfs-list@...esys.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH] reiserfs: fix handling of device names with /'s in them

On Mon, 17 Jul 2006 11:27:20 PDT, Hans Reiser said:
> Valdis.Kletnieks@...edu wrote:
> >On Sun, 16 Jul 2006 20:02:27 PDT, Hans Reiser said:

> >>Create a mountpoint which knows how to resolve a/b without using a
> >>"directory".

For wanting to resolve it *without* using a "directory"...

> >And said mountpoint gets past the '/' interpretation in the VFS, how, exactly?
> >
> >fs/namei.c, do_path_lookup() does magic on a '/' on about the 3rd line.
> >So you're going to get handed 'a'.

> It does not need to be so complex actually,  Just create a plain old
> parent directory just like every other parent directory in procfs.

This smells a lot like using a directory to resolve it....

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