linux-kernel - Re: debugfs & vfs file permission issue?

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Message-ID: <20090106231158.GA1388@suse.de>
Date:	Tue, 6 Jan 2009 15:11:59 -0800
From:	Greg KH <gregkh@...e.de>
To:	Robin Getz <rgetz@...ckfin.uclinux.org>
Cc:	Mike Frysinger <vapier.adi@...il.com>, viro@...iv.linux.org.uk,
	linux-kernel@...r.kernel.org
Subject: Re: debugfs & vfs file permission issue?

On Tue, Jan 06, 2009 at 10:12:38AM -0500, Robin Getz wrote:
> On Tue 6 Jan 2009 07:05, Robin Getz suggested:
> >
> > adding a readonly, and writeonly, and ensuring that when you call 
> > debugfs_create_*, the mode is checked, and the "correct" fops are set 
> > doesn't seem like it would be a bad idea? This would enforce the
> > kernel programmer's view on the world, and not allow pesky root users
> > to override things....
> > 
> > Greg - would you take something like that?
> 
> How about this?
> 
> Feel free to nak it - we can do the same thing where we are calling the
> debugfs_create_* functions - this just makes it cleaner in my opinion.

I like it, want me to queue it up?

thanks,

greg k-h
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