netdev - Re: [PATCH take2] Re: Nested VLAN causes recursive locking error

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Message-ID: <47863A4A.6070303@trash.net>
Date:	Thu, 10 Jan 2008 16:31:22 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Jarek Poplawski <jarkao2@...il.com>
CC:	Benny Amorsen <benny+usenet@...rsen.dk>,
	Chuck Ebbert <cebbert@...hat.com>, netdev@...r.kernel.org
Subject: Re: [PATCH take2] Re: Nested VLAN causes recursive locking error

Jarek Poplawski wrote:
> As a matter of fact I started to doubt it's a real problem: 2 vlan
> headers in the row - is it working?

Yes, apparently some people are using this.

> Anyway, as Patrick pointed, the previous patch was a bit buggy, and
> deeper nesting needs a little more (if it's can work too...). So,
> here is something minimal.
> 
> Patrick, if you think about something else, then of course don't care
> about this patch.

No, this seems fine, thanks. Even better would be a way to get
the last lockdep subclass through lockdep somehow, but I couldn't
find a clean way for this. So I've applied your patch and also
fixed macvlan.


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