Re: iptables very slow after commit 784544739a25c30637397ace5489eeb6e15d7d49

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From: Ingo Molnar

Subject: Re: iptables very slow after commit 784544739a25c30637397ace5489eeb6e15d7d49

Date: Sunday, April 12, 2009 - 3:54 am

* Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote:

quoted text> On Sat, Apr 11, 2009 at 09:08:54AM +0200, Ingo Molnar wrote:
> > 
> > * Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote:
> > 
> > > 	I will nevertheless suggest the following egregious hack to
> > > 	get a consistent sample of one counter for some other CPU:
> > > 
> > > 	a.	Disable interrupts
> > > 	b.	Atomically exchange the bottom 32 bits of the
> > > 		counter with the value zero.
> > > 	c.	Atomically exchange the top 32 bits of the counter
> > > 		with the value zero.
> > > 	d.	Concatenate the values obtained in (b) and (c), which
> > > 		is the snapshot value.
> > 
> > Note, i have recently implemented full atomic64_t support on 32-bit 
> > x86, for the perfcounters code, based on the CMPXCHG8B instruction.
> > 
> > Which, while not the lightest of instructions, is still much better 
> > than the sequence above.
> > 
> > So i think a better approach would be to also add a dumb generic 
> > implementation for atomic64_t (using a global lock or so), and then 
> > generic code could just assume that atomic64_t always exists.
> > 
> > It is far nicer - and faster as well - as the hack above, even on 
> > 32-bit x86.
> 
> If the generic implementation is needed only on !SMP systems, that 
> could work.  The architectures I would be worried about include 
> powerpc and ia64, which I believe support 32-bit SMP builds.

ia64 would naturally support the CMPXCHG8B instructions.

Not sure about powerpc32. Having a lock for the library 
implementation is not _that_ much of a problem. We obviously dont 
want the design of Linux to be dictated by the weakest link of all 
platforms, right?

	Ingo
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Re: iptables very slow after commit784544739a25c30637397ac ..., David Miller, (Fri Apr 10, 6:25 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Linus Torvalds, (Fri Apr 10, 6:39 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Fri Apr 10, 9:15 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Jan Engelhardt, (Fri Apr 10, 10:14 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Fri Apr 10, 10:42 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., David Miller, (Fri Apr 10, 11:00 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Ingo Molnar, (Sat Apr 11, 12:08 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Stephen Hemminger, (Sat Apr 11, 8:05 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Stephen Hemminger, (Sat Apr 11, 8:07 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Stephen Hemminger, (Sat Apr 11, 8:50 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Jeff Chua, (Sat Apr 11, 9:05 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Sat Apr 11, 10:43 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Sat Apr 11, 10:48 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Linus Torvalds, (Sat Apr 11, 10:51 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Kyle Moffett, (Sat Apr 11, 11:12 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Arkadiusz Miskiewicz, (Sat Apr 11, 11:32 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Linus Torvalds, (Sat Apr 11, 11:57 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Sat Apr 11, 5:34 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., david, (Sat Apr 11, 5:54 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Kyle Moffett, (Sat Apr 11, 10:05 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Evgeniy Polyakov, (Sun Apr 12, 12:23 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Ingo Molnar, (Sun Apr 12, 3:54 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul Mackerras, (Sun Apr 12, 4:34 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Harald Welte, (Sun Apr 12, 5:30 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Stephen Hemminger, (Sun Apr 12, 9:06 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Jan Engelhardt, (Sun Apr 12, 9:38 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Sun Apr 12, 10:30 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Sun Apr 12, 10:31 am)

Re: iptables very slow after commit 784544739a25c30637397a ..., David Miller, (Sun Apr 12, 6:13 pm)

Re: iptables very slow after commit 784544739a25c30637397a ..., Paul E. McKenney, (Sun Apr 12, 9:04 pm)

[PATCH] netfilter: use per-cpu spinlock rather than RCU, Stephen Hemminger, (Mon Apr 13, 9:53 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Eric Dumazet, (Mon Apr 13, 10:40 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Stephen Hemminger, (Mon Apr 13, 11:11 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Martin Josefsson, (Mon Apr 13, 12:06 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Linus Torvalds, (Mon Apr 13, 12:17 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Andrew Morton, (Mon Apr 13, 3:24 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Stephen Hemminger, (Mon Apr 13, 4:20 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Andrew Morton, (Mon Apr 13, 4:26 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Linus Torvalds, (Mon Apr 13, 4:37 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Ingo Molnar, (Mon Apr 13, 4:52 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Patrick McHardy, (Tue Apr 14, 5:27 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Eric Dumazet, (Tue Apr 14, 7:23 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Stephen Hemminger, (Tue Apr 14, 7:45 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Eric Dumazet, (Tue Apr 14, 8:49 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Jeff Chua, (Tue Apr 14, 9:51 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RCU, Stephen Hemminger, (Tue Apr 14, 10:19 am)

[PATCH] netfilter: use per-cpu spinlock rather than RCU (v2), Stephen Hemminger, (Tue Apr 14, 11:17 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Eric Dumazet, (Tue Apr 14, 12:28 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Stephen Hemminger, (Tue Apr 14, 2:11 pm)

[PATCH] netfilter: use per-cpu spinlock rather than RCU (v3), Stephen Hemminger, (Tue Apr 14, 2:13 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Eric Dumazet, (Tue Apr 14, 2:40 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., David Miller, (Tue Apr 14, 8:23 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Patrick McHardy, (Wed Apr 15, 3:59 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Stephen Hemminger, (Wed Apr 15, 9:31 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Stephen Hemminger, (Wed Apr 15, 1:55 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Eric Dumazet, (Wed Apr 15, 2:07 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Jan Engelhardt, (Wed Apr 15, 2:55 pm)

[PATCH] netfilter: use per-cpu rwlock rather than RCU (v4), Stephen Hemminger, (Wed Apr 15, 2:57 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., David Miller, (Wed Apr 15, 4:48 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Stephen Hemminger, (Wed Apr 15, 5:01 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Linus Torvalds, (Wed Apr 15, 5:02 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., David Miller, (Wed Apr 15, 5:05 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Linus Torvalds, (Wed Apr 15, 5:10 pm)

[PATCH] netfilter: use per-cpu spinlock and RCU (v5), Stephen Hemminger, (Wed Apr 15, 5:45 pm)

Re: [PATCH] netfilter: use per-cpu spinlock and RCU (v5), Eric Dumazet, (Wed Apr 15, 10:01 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Eric Dumazet, (Wed Apr 15, 11:26 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Patrick McHardy, (Thu Apr 16, 5:12 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Jan Engelhardt, (Thu Apr 16, 5:24 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Patrick McHardy, (Thu Apr 16, 5:28 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Patrick McHardy, (Thu Apr 16, 5:31 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Patrick McHardy, (Thu Apr 16, 6:11 am)

Re: [PATCH] netfilter: use per-cpu spinlock and RCU (v5), Patrick McHardy, (Thu Apr 16, 6:53 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Thu Apr 16, 7:33 am)

Re: [PATCH] netfilter: use per-cpu spinlock and RCU (v5), Paul E. McKenney, (Thu Apr 16, 7:47 am)

[PATCH] netfilter: use per-cpu recursive spinlock (v6), Eric Dumazet, (Thu Apr 16, 9:10 am)

Re: [PATCH] netfilter: use per-cpu recursive spinlock (v6), Eric Dumazet, (Thu Apr 16, 9:20 am)

Re: [PATCH] netfilter: use per-cpu recursive spinlock (v6), Linus Torvalds, (Thu Apr 16, 9:37 am)

Re: [PATCH] netfilter: use per-cpu recursive spinlock (v6), Patrick McHardy, (Thu Apr 16, 9:59 am)

Re: [PATCH] netfilter: use per-cpu recursive spinlock (v6), Paul E. McKenney, (Thu Apr 16, 10:58 am)

Re: [PATCH] netfilter: use per-cpu recursive spinlock (v6), Eric Dumazet, (Thu Apr 16, 11:41 am)

[PATCH[] netfilter: use per-cpu reader-writer lock (v0.7), Stephen Hemminger, (Thu Apr 16, 1:49 pm)

Re: [PATCH[] netfilter: use per-cpu reader-writer lock (v0.7), Linus Torvalds, (Thu Apr 16, 2:02 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., David Miller, (Thu Apr 16, 3:33 pm)

Re: [PATCH[] netfilter: use per-cpu reader-writer lock (v0.7), Ingo Molnar, (Thu Apr 16, 4:04 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Thu Apr 16, 4:49 pm)

[PATCH] netfilter: per-cpu spin-lock with recursion (v0.8), Stephen Hemminger, (Thu Apr 16, 4:52 pm)

Re: [PATCH] netfilter: use per-cpu recursive spinlock (v6), Paul E. McKenney, (Thu Apr 16, 5:13 pm)

Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8), Jeff Chua, (Thu Apr 16, 5:15 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Thu Apr 16, 6:28 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Mathieu Desnoyers, (Thu Apr 16, 7:19 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Stephen Hemminger, (Thu Apr 16, 9:50 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Thu Apr 16, 10:05 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Thu Apr 16, 10:08 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Eric Dumazet, (Thu Apr 16, 10:16 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Thu Apr 16, 10:40 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Mathieu Desnoyers, (Thu Apr 16, 10:44 pm)

Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8), Peter Zijlstra, (Thu Apr 16, 10:55 pm)

Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8), Eric Dumazet, (Thu Apr 16, 11:03 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Peter Zijlstra, (Thu Apr 16, 11:12 pm)

Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8), Eric Dumazet, (Thu Apr 16, 11:14 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., David Miller, (Fri Apr 17, 1:07 am)

Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8), Patrick McHardy, (Fri Apr 17, 4:17 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Fri Apr 17, 7:51 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Fri Apr 17, 8:00 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Fri Apr 17, 9:33 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Peter Zijlstra, (Fri Apr 17, 9:51 am)

Re: [PATCH] netfilter: per-cpu spin-lock with recursion (v0.8), Peter Zijlstra, (Fri Apr 17, 10:08 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Peter Zijlstra, (Fri Apr 17, 10:22 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Linus Torvalds, (Fri Apr 17, 10:32 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Fri Apr 17, 2:29 pm)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Evgeniy Polyakov, (Sat Apr 18, 2:40 am)

Re: [PATCH] netfilter: use per-cpu spinlock rather than RC ..., Paul E. McKenney, (Sat Apr 18, 7:14 am)

[PATCH] netfilter: use per-cpu recursive lock (v10), Stephen Hemminger, (Mon Apr 20, 10:34 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Paul E. McKenney, (Mon Apr 20, 11:21 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Eric Dumazet, (Mon Apr 20, 11:25 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Stephen Hemminger, (Mon Apr 20, 1:32 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Stephen Hemminger, (Mon Apr 20, 1:42 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Paul E. McKenney, (Mon Apr 20, 2:05 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Paul Mackerras, (Mon Apr 20, 2:23 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Paul E. McKenney, (Mon Apr 20, 2:58 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Paul Mackerras, (Mon Apr 20, 3:41 pm)

[PATCH] netfilter: use per-cpu recursive lock (v11), Stephen Hemminger, (Mon Apr 20, 4:01 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v10), Paul E. McKenney, (Mon Apr 20, 4:44 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Lai Jiangshan, (Mon Apr 20, 8:41 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Eric Dumazet, (Mon Apr 20, 8:56 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Stephen Hemminger, (Mon Apr 20, 9:15 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Eric Dumazet, (Mon Apr 20, 9:59 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Lai Jiangshan, (Mon Apr 20, 10:22 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Lai Jiangshan, (Mon Apr 20, 10:34 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Stephen Hemminger, (Mon Apr 20, 10:45 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Lai Jiangshan, (Mon Apr 20, 10:46 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Lai Jiangshan, (Mon Apr 20, 11:52 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Evgeniy Polyakov, (Tue Apr 21, 1:16 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Lai Jiangshan, (Tue Apr 21, 1:42 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), David Miller, (Tue Apr 21, 1:49 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Eric Dumazet, (Tue Apr 21, 1:55 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Evgeniy Polyakov, (Tue Apr 21, 2:22 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Lai Jiangshan, (Tue Apr 21, 2:34 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Linus Torvalds, (Tue Apr 21, 9:13 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Paul E. McKenney, (Tue Apr 21, 9:37 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Stephen Hemminger, (Tue Apr 21, 9:43 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Linus Torvalds, (Tue Apr 21, 9:50 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Tue Apr 21, 11:02 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Stephen Hemminger, (Tue Apr 21, 11:15 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Paul E. McKenney, (Tue Apr 21, 11:34 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Tue Apr 21, 12:10 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Tue Apr 21, 12:39 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Eric Dumazet, (Tue Apr 21, 12:46 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Linus Torvalds, (Tue Apr 21, 1:14 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Stephen Hemminger, (Tue Apr 21, 2:04 pm)

[PATCH] netfilter: use per-cpu recursive lock (v13), Stephen Hemminger, (Tue Apr 21, 2:39 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v13), Paul E. McKenney, (Tue Apr 21, 9:17 pm)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Wed Apr 22, 12:35 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Wed Apr 22, 1:00 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Eric Dumazet, (Wed Apr 22, 1:53 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Jarek Poplawski, (Wed Apr 22, 3:13 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Wed Apr 22, 4:18 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Wed Apr 22, 4:26 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Jarek Poplawski, (Wed Apr 22, 4:39 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v13), Eric Dumazet, (Wed Apr 22, 7:57 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Linus Torvalds, (Wed Apr 22, 8:19 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v13), Linus Torvalds, (Wed Apr 22, 8:32 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Eric Dumazet, (Wed Apr 22, 9:57 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Linus Torvalds, (Wed Apr 22, 10:18 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Ingo Molnar, (Wed Apr 22, 10:48 am)

Re: [PATCH] netfilter: use per-cpu recursive lock (v11), Jarek Poplawski, (Wed Apr 22, 1:46 pm)

[PATCH] netfilter: use per-CPU recursive lock {XIV}, Stephen Hemminger, (Thu Apr 23, 9:09 pm)

Re: [PATCH] netfilter: use per-CPU recursive lock {XIV}, Eric Dumazet, (Thu Apr 23, 9:58 pm)

Re: [PATCH] netfilter: use per-CPU recursive lock {XIV}, Patrick McHardy, (Fri Apr 24, 8:33 am)

Re: [PATCH] netfilter: use per-CPU recursive lock {XIV}, Stephen Hemminger, (Fri Apr 24, 9:18 am)

Re: [PATCH] netfilter: use per-CPU recursive lock {XIV}, Jarek Poplawski, (Fri Apr 24, 1:43 pm)

[PATCH] netfilter: iptables no lockdep is needed.., Stephen Hemminger, (Sat Apr 25, 1:30 pm)

Re: [PATCH] netfilter: iptables no lockdep is needed.., Jarek Poplawski, (Sun Apr 26, 1:18 am)

[PATCH] netfilter: use per-CPU recursive lock {XV}, Eric Dumazet, (Sun Apr 26, 11:24 am)

Re: [PATCH] netfilter: use per-CPU recursive lock {XV}, Mathieu Desnoyers, (Sun Apr 26, 11:56 am)

Re: [PATCH] netfilter: use per-CPU recursive lock {XV}, Mathieu Desnoyers, (Sun Apr 26, 12:31 pm)

Re: [PATCH] netfilter: use per-CPU recursive lock {XV}, Eric Dumazet, (Sun Apr 26, 1:55 pm)

Re: [PATCH] netfilter: use per-CPU recursive lock {XV}, Mathieu Desnoyers, (Sun Apr 26, 2:39 pm)

Re: [PATCH] netfilter: use per-CPU recursive lock {XV}, Stephen Hemminger, (Sun Apr 26, 2:57 pm)

Re: [PATCH] netfilter: use per-CPU recursive lock {XV}, Mathieu Desnoyers, (Sun Apr 26, 3:32 pm)

Re: [PATCH] netfilter: use per-CPU recursive lock {XV}, Peter Zijlstra, (Mon Apr 27, 10:44 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Stephen Hemminger, (Mon Apr 27, 11:30 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Ingo Molnar, (Mon Apr 27, 11:54 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Stephen Hemminger, (Mon Apr 27, 12:06 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Mon Apr 27, 12:46 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Mon Apr 27, 12:48 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Evgeniy Polyakov, (Mon Apr 27, 1:36 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Mon Apr 27, 1:58 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Stephen Hemminger, (Mon Apr 27, 2:40 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Mon Apr 27, 3:24 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Mon Apr 27, 4:01 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Mon Apr 27, 4:03 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Mon Apr 27, 4:32 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Eric Dumazet, (Mon Apr 27, 11:58 pm)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Peter Zijlstra, (Tue Apr 28, 12:41 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Jan Engelhardt, (Tue Apr 28, 12:42 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, David Miller, (Tue Apr 28, 4:53 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Ingo Molnar, (Tue Apr 28, 5:40 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, David Miller, (Tue Apr 28, 6:43 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Mathieu Desnoyers, (Tue Apr 28, 6:52 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Paul E. McKenney, (Tue Apr 28, 7:22 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, David Miller, (Tue Apr 28, 7:37 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Mathieu Desnoyers, (Tue Apr 28, 7:49 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, David Miller, (Tue Apr 28, 8:00 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Linus Torvalds, (Tue Apr 28, 8:09 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Paul E. McKenney, (Tue Apr 28, 8:42 am)

[PATCH] netfilter: revised locking for x_tables, Stephen Hemminger, (Tue Apr 28, 9:24 am)

Re: [PATCH] netfilter: revised locking for x_tables, Linus Torvalds, (Tue Apr 28, 9:50 am)

Re: [PATCH] netfilter: revised locking for x_tables, Linus Torvalds, (Tue Apr 28, 9:55 am)

Re: [PATCH] netfilter: use per-CPU r**ursive lock {XV}, Christoph Lameter, (Tue Apr 28, 10:35 am)

Re: [PATCH] netfilter: revised locking for x_tables, David Miller, (Tue Apr 28, 10:37 pm)

Re: [PATCH] netfilter: revised locking for x_tables, Jeff Chua, (Wed Apr 29, 8:26 pm)

Re: [PATCH] netfilter: revised locking for x_tables, David Miller, (Wed Apr 29, 8:31 pm)

[PATCH] netfilter: use likely() in xt_info_rdlock_bh(), Eric Dumazet, (Fri May 1, 1:38 am)

Re: [PATCH] netfilter: use likely() in xt_info_rdlock_bh(), David Miller, (Fri May 1, 9:10 am)

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