linux-kernel - Re: [PATCH] netfilter: use per-cpu recursive lock (v11)

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Message-ID: <20090421163758.GF6642@linux.vnet.ibm.com>
Date:	Tue, 21 Apr 2009 09:37:58 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Eric Dumazet <dada1@...mosbay.com>
Cc:	Stephen Hemminger <shemminger@...tta.com>,
	Paul Mackerras <paulus@...ba.org>,
	Evgeniy Polyakov <zbr@...emap.net>,
	David Miller <davem@...emloft.net>, kaber@...sh.net,
	torvalds@...ux-foundation.org, jeff.chua.linux@...il.com,
	mingo@...e.hu, laijs@...fujitsu.com, jengelh@...ozas.de,
	r000n@...0n.net, linux-kernel@...r.kernel.org,
	netfilter-devel@...r.kernel.org, netdev@...r.kernel.org,
	benh@...nel.crashing.org, mathieu.desnoyers@...ymtl.ca
Subject: Re: [PATCH] netfilter: use per-cpu recursive lock (v11)

On Tue, Apr 21, 2009 at 06:59:29AM +0200, Eric Dumazet wrote:

[ . . . ]

> Hopefully, next rcu_bh (or whatever name is used) will permit us
> to switch back to pure RCU in 2.6.31

My excursion in to rcu_fgp can be thought of as a training exercise for
doing this, though perhaps others are also working on an upgraded rcu_bh
as well.

							Thanx, Paul
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