linux-kernel - Re: inotify and /proc/<pid>

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Message-ID: <20070731031720.GF21089@ftp.linux.org.uk>
Date:	Tue, 31 Jul 2007 04:17:20 +0100
From:	Al Viro <viro@....linux.org.uk>
To:	linux-kernel@...r.kernel.org
Subject: Re: inotify and /proc/<pid>

On Mon, Jul 30, 2007 at 09:16:16PM -0500, Joseph Pingenot wrote:
> I was trying to use inotify to watch process changes (especially process
>   termination) by watching /proc/<pid>.
> 
> Sadly, although I could see something reading various files, nothing
>   was issued when the process I was watching exited and the directory
>   went away.
> 
> Is this intentional, or a bug?

It's a bug you intend to introduce in your program...  IOW, don't
do that.
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