linux-kernel - Re: [PATCH] fs: Add flags to __d_path for suppressing suffix and mapping /proc/self

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Message-ID: <20100215161523.GA31908@infradead.org>
Date:	Mon, 15 Feb 2010 11:15:23 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Cc:	viro@...IV.linux.org.uk, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fs: Add flags to __d_path for suppressing suffix and
	mapping /proc/self

On Mon, Feb 15, 2010 at 11:11:37PM +0900, Tetsuo Handa wrote:
> This patch allows __d_path() to
> (1) suppress " (deleted)" suffix if dentry was already deleted

This part looks fine to me.

> (2) convert /proc/PID to /proc/self if dentry is under /proc/self directory

This not.  If you security module is broken enough to require special
casing /proc/pid entries that's your business, but there's not reason
to put ugly hacks into core code for that.

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