From: Eric Dumazet <dada1@cosmosbay.com>
To: Christoph Lameter <cl@linux.com>
Cc: linux kernel <linux-kernel@vger.kernel.org>,
Andi Kleen <andi@firstfloor.org>,
David Miller <davem@davemloft.net>,
jesse.brandeburg@intel.com, netdev@vger.kernel.org,
haoki@redhat.com, mchan@broadcom.com, davidel@xmailserver.org,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH] poll: Avoid extra wakeups in select/poll
Date: Tue, 28 Apr 2009 23:04:44 +0200 [thread overview]
Message-ID: <49F76F6C.80005@cosmosbay.com> (raw)
In-Reply-To: <alpine.DEB.1.10.0904281629090.15947@qirst.com>
Christoph Lameter a écrit :
> On Tue, 28 Apr 2009, Eric Dumazet wrote:
>
>> The one that did improved your udpping 'bench' :)
>>
>> http://git2.kernel.org/?p=linux/kernel/git/davem/net-2.6.git;a=commitdiff;h=bf368e4e70cd4e0f880923c44e95a4273d725ab4
>
> Well yes that is git2p1. The measurements that we took showed not much of
> an effect as you see.
>
It depends of coalescing parameters of NIC.
BNX2 interrupts first handle TX completions, then RX events.
So If by the
next prev parent reply other threads:[~2009-04-28 21:06 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-24 20:10 udp ping pong with various process bindings (and correct cpu mappings) Christoph Lameter
2009-04-24 21:18 ` Eric Dumazet
2009-04-25 15:47 ` [PATCH] net: Avoid extra wakeups of threads blocked in wait_for_packet() Eric Dumazet
2009-04-26 9:04 ` David Miller
2009-04-26 10:46 ` [PATCH] poll: Avoid extra wakeups Eric Dumazet
2009-04-26 13:33 ` Jarek Poplawski
2009-04-26 14:27 ` Eric Dumazet
2009-04-28 9:15 ` David Miller
2009-04-28 9:24 ` Eric Dumazet
2009-04-28 14:21 ` Andi Kleen
2009-04-28 14:58 ` Eric Dumazet
2009-04-28 15:06 ` [PATCH] poll: Avoid extra wakeups in select/poll Eric Dumazet
2009-04-28 19:05 ` Christoph Lameter
2009-04-28 20:05 ` Eric Dumazet
2009-04-28 20:14 ` Christoph Lameter
2009-04-28 20:33 ` Eric Dumazet
2009-04-28 20:49 ` Christoph Lameter
2009-04-28 21:04 ` Eric Dumazet [this message]
2009-04-28 21:00 ` Christoph Lameter
2009-04-28 21:05 ` Eric Dumazet
2009-04-28 21:04 ` Christoph Lameter
2009-04-28 21:11 ` Eric Dumazet
2009-04-29 9:11 ` Ingo Molnar
2009-04-30 10:49 ` Eric Dumazet
2009-04-30 11:57 ` Ingo Molnar
2009-04-30 14:08 ` Eric Dumazet
2009-04-30 16:07 ` [BUG] perf_counter: change cpu frequencies Eric Dumazet
2009-05-03 6:06 ` Eric Dumazet
2009-05-03 7:25 ` Ingo Molnar
2009-05-04 10:39 ` Eric Dumazet
2009-04-30 21:24 ` [PATCH] poll: Avoid extra wakeups in select/poll Paul E. McKenney
2009-04-29 7:20 ` Andrew Morton
2009-04-29 7:35 ` Andi Kleen
2009-04-29 7:37 ` Eric Dumazet
2009-04-29 9:22 ` Ingo Molnar
2009-04-29 7:39 ` Eric Dumazet
2009-04-29 8:26 ` Eric Dumazet
2009-04-29 9:16 ` Ingo Molnar
2009-04-29 9:36 ` Eric Dumazet
2009-04-29 10:27 ` Ingo Molnar
2009-04-29 12:29 ` Eric Dumazet
2009-04-29 13:07 ` Ingo Molnar
2009-04-29 15:53 ` Davide Libenzi
2009-04-28 9:26 ` [PATCH] net: Avoid extra wakeups of threads blocked in wait_for_packet() David Miller
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