linux-kernel - Re: [GIT] Networking

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Message-ID: <20100816095325.GA8547@ff.dom.local>
Date:	Mon, 16 Aug 2010 09:53:25 +0000
From:	Jarek Poplawski <jarkao2@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Patrick McHardy <kaber@...sh.net>
Subject: Re: [GIT] Networking

Eric Dumazet wrote:
> Le dimanche 15 aou^t 2010 a` 12:55 +0200, Eric Dumazet a écrit :
...
> [PATCH] netfilter: {ip,ip6,arp}_tables: avoid lockdep false positive
> 
> After commit 24b36f019 (netfilter: {ip,ip6,arp}_tables: dont block
> bottom half more than necessary), lockdep can raise a warning
> because we attempt to lock a spinlock with BH enabled, while
> the same lock is usually locked by another cpu in a softirq context.

Btw, could you remind us how get_counters() are serialized (I guess
you can't have them on 2 cpus at the same time)?

Thanks,
Jarek P.
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