linux-kernel - Re: [PATCH] fix pktcdvd breakage from commit e105b8bfc769b0545b6f0f395179d1e43cbee822

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Message-ID: <20081130135031.GB28946@ZenIV.linux.org.uk>
Date:	Sun, 30 Nov 2008 13:50:31 +0000
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Kay Sievers <kay.sievers@...y.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>, gregkh@...e.de,
	petero2@...ia.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fix pktcdvd breakage from commit
	e105b8bfc769b0545b6f0f395179d1e43cbee822

On Sun, Nov 30, 2008 at 02:44:24PM +0100, Kay Sievers wrote:

> >> Which part of the above constitutes a creation of char device node?
> >
> > Wait a minute...  Are you saying that something in userland ends up
> > seeing that sucker, noticing .../dev and proceeding to do mknod?
> 
> Sure, it does mkod, as the kernel says it should. But that does not
> cause any real problem.

"It" being udev, presumably?

What a mess...  How does drivers/usb/core/devio.c avoid essentially the same
problem?
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