linux-kernel - Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8)

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Message-ID: <b6a2187b0904161715s46412569t4aa9b255427f9626@mail.gmail.com>
Date:	Fri, 17 Apr 2009 08:15:44 +0800
From:	Jeff Chua <jeff.chua.linux@...il.com>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	paulmck@...ux.vnet.ibm.com, David Miller <davem@...emloft.net>,
	kaber@...sh.net, torvalds@...ux-foundation.org,
	dada1@...mosbay.com, paulus@...ba.org, 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
Subject: Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8)

On Fri, Apr 17, 2009 at 7:52 AM, Stephen Hemminger
<shemminger@...tta.com> wrote:
> This version of x_tables (ip/ip6/arp) locking uses a per-cpu
> recursive lock that can be nested. It is sort of like existing kernel_lock,
> rwlock_t and even old 2.4 brlock.

Tested and working. As fast as before.

Thanks,
Jeff.
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