netdev - Re: [PATCH v3 2/4] net: Allow for more then a single subclass for netif_addr

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Date:	Wed, 4 Jun 2014 22:50:22 +0000
From:	"Keller, Jacob E" <jacob.e.keller@...el.com>
To:	"davem@...emloft.net" <davem@...emloft.net>
CC:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"vyasevic@...hat.com" <vyasevic@...hat.com>,
	"vfalico@...il.com" <vfalico@...il.com>,
	"dingtianhong@...wei.com" <dingtianhong@...wei.com>,
	"jiri@...nulli.us" <jiri@...nulli.us>,
	"kaber@...sh.net" <kaber@...sh.net>
Subject: Re: [PATCH v3 2/4] net: Allow for more then a single subclass for
 netif_addr_lock

On Wed, 2014-06-04 at 14:53 -0700, David Miller wrote:
> From: "Keller, Jacob E" <jacob.e.keller@...el.com>
> Date: Wed, 4 Jun 2014 21:42:12 +0000
> 
> > This only occurs if CONFIG_DEBUG_LOCK_ALLOC=Y, and there seems to be no
> > easy fix for the warning, due to how spin_lock_nested is a macro that
> > discards the second parameter when DEBUG_LOCK_ALLOC is disabled.
> 
> spin_lock_nested(), in that case, should mark the argument as unused.
> 
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Can it do that? spin_lock_nested is a macro.

Thanks,
Jake