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From: "Kok, Auke" <auke-jan.h.kok@intel.com>
To: David Acker <dacker@roinet.com>, Milton Miller <miltonm@bga.com>
Cc: Jeff Garzik <jgarzik@pobox.com>,
	e1000-devel@lists.sourceforge.net,
	Jeff Kirsher <jeffrey.t.kirsher@intel.com>,
	John Ronciak <john.ronciak@intel.com>,
	Jesse Brandeburg <jesse.brandeburg@intel.com>,
	Scott Feldman <sfeldma@pobox.com>,
	netdev@vger.kernel.org
Subject: Re: [PATCH] fix e100 rx path on ARM (was [PATCH] e100 rx: or s and el bits)
Date: Fri, 18 May 2007 10:47:44 -0700	[thread overview]
Message-ID: <464DE6C0.7050505@intel.com> (raw)
In-Reply-To: <464DDE3E.9010400@roinet.com>

David Acker wrote:
> Kok, Auke wrote:
>> First impression just came in: It seems RX performance is dropped to 
>> 10mbit. TX is unaffected and runs at 94mbit/tcp, but RX the new code 
>> seems to misbehave and  fluctuate, dropping below 10mbit after a few 
>> netperf runs and staying there...
>>
>> ideas?
> 
> I found the problem.  Another casualty of working with two different kernels at once...arg.
> The blank rfd needs to have its el-bit clear now.  Here is the new and improved patch.


> -	nic->blank_rfd.command = cpu_to_le16(cb_el & cb_s);
> +	nic->blank_rfd.command = 0;

OK, that fixed it and it's getting 94mbit/tcp rx now without issues. Milton, can 
you look at this patch? I'd like some more feedback. Meanwhile I will try to get 
this tested on a variety of e100 NICs, which will take a few days.

Thanks,

Auke

  reply	other threads:[~2007-05-18 17:48 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-01 11:24 [PATCH] e100 rx: or s and el bits Milton Miller
2007-05-01 15:01 ` David Acker
2007-05-02 20:21   ` David Acker
2007-05-04 21:43     ` David Acker
2007-05-06  6:36       ` Milton Miller
2007-05-07 15:27         ` David Acker
2007-05-14 18:26         ` [PATCH] fix e100 rx path on ARM (was [PATCH] e100 rx: or s and el bits) David Acker
2007-05-18  1:54           ` Jeff Garzik
2007-05-18  3:47             ` Kok, Auke
2007-05-18 14:07               ` David Acker
2007-05-18 14:20                 ` David Acker
2007-05-18 15:29                   ` Kok, Auke
2007-05-18 15:47                     ` David Acker
2007-05-18 15:59                       ` Kok, Auke
2007-05-18 17:11                         ` David Acker
2007-05-18 17:47                           ` Kok, Auke [this message]
2007-05-21 17:35                           ` Milton Miller
2007-05-21 17:45                             ` Kok, Auke
2007-05-22 16:51                               ` Milton Miller
2007-05-22 22:07                                 ` David Acker
2007-05-23 14:02                                   ` Milton Miller
2007-05-23 21:32                                     ` David Acker
2007-05-24  5:26                                       ` Milton Miller
2007-05-24 11:21                                         ` Milton Miller
2007-05-24 12:51                                           ` David Acker
2007-05-24 14:25                                             ` Milton Miller
2007-05-29 15:58                                           ` David Acker
2007-05-30  8:26                                             ` Milton Miller
2007-06-01 20:45                                               ` David Acker
2007-06-01 21:13                                                 ` Jeff Garzik
2007-06-01 22:13                                                   ` Kok, Auke
2007-06-04  9:03                                                 ` Milton Miller
2007-06-05 13:34                                                   ` David Acker
2007-06-05 16:14                                                     ` Milton Miller
2007-08-27 17:34                                                       ` Kok, Auke
2007-08-27 18:32                                                         ` David Acker
2007-06-05 16:14                                                     ` Milton Miller
2007-06-05 17:27                                                       ` Kok, Auke
2007-06-05 17:39                                                         ` Jeff Garzik
2007-06-05 17:42                                                           ` David Acker
2007-06-05 17:43                                                           ` Kok, Auke
2007-06-05 17:56                                                             ` Milton Miller
2007-06-05 23:33                                                               ` Kok, Auke
2007-06-05 23:44                                                                 ` Jeff Garzik
2007-06-06  2:26                                                                 ` Kok, Auke
2007-06-06  9:28                                                                   ` Milton Miller
2007-06-11 15:58                                                                     ` Milton Miller
2007-06-15 14:39                                                                       ` Jeff Garzik
2007-05-24 12:44                                         ` David Acker
2007-05-24  4:13                                     ` Milton Miller
2007-05-01 15:21 ` [PATCH] e100 rx: or s and el bits Kok, Auke

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