netdev - Re: [PATCH] vlan: lockdep subclass for ppp _xmit_lock Re: ppp

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Message-Id: <20070509.023224.31601789.davem@davemloft.net>
Date:	Wed, 09 May 2007 02:32:24 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jarkao2@...pl
Cc:	jura@...ams.com, akpm@...ux-foundation.org, netdev@...r.kernel.org,
	paulus@...ba.org, greearb@...delatech.com, mostrows@...akeasy.net
Subject: Re: [PATCH] vlan: lockdep subclass for ppp _xmit_lock Re:
 ppp_generic: fix lockdep warning

From: Jarek Poplawski <jarkao2@...pl>
Date: Wed, 9 May 2007 11:35:37 +0200

> After rethinking there is the 3-rd way (as usual):
> 
> c) vlan should use different lockdep lock subclasses or
> classes for different types of devices, used at the same
> time.

Perhaps we should just bite the bullet and use a seperate
unique lock class for ->_xmit_lock of each device type.

We are going to find more cases like this one, for sure.

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