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From: "Kok, Auke" <auke-jan.h.kok@intel.com>
To: "Brandeburg, Jesse" <jesse.brandeburg@intel.com>
Cc: e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org,
	Wolfgang Walter <wolfgang.walter@studentenwerk.mhn.de>
Subject: Re: problems with e1000 and flow control
Date: Tue, 26 Feb 2008 11:06:26 -0800	[thread overview]
Message-ID: <47C46332.7040403@intel.com> (raw)
In-Reply-To: <36D9DB17C6DE9E40B059440DB8D95F52047FCD70@orsmsx418.amr.corp.intel.com>

Brandeburg, Jesse wrote:
> Wolfgang Walter wrote:
>> it seems that e1000 enables flow-control (rx pause frames) even if
>> the switch does not advertise flow control. This seems to get a
>> problem as (at least some) switches then forward pause frames
>> directed to the card from other hosts. We think there are hosts which
>> indeed do this in the lans of our student halls.
>>
>> I think flow control should be completely disabled by default if the
>> switch does not advertise it. It still can be forced with ethtool.
> 
> We agree, and our latest standalone drivers have taken this into
> account, but the kernel drivers have not been updated all the way yet to
> fix this issue.

ok, that explains what is going on :)

I'll take a look into getting these changes upstream. Perhaps Wolfgang can confirm
that the driver on e1000.sf.net is properly working for him?

Auke

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  reply	other threads:[~2008-02-26 19:06 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-25 19:15 problems with e1000 and flow control Wolfgang Walter
2008-02-26 18:10 ` Brandeburg, Jesse
2008-02-26 19:06   ` Kok, Auke [this message]
2008-02-26 18:26 ` Kok, Auke

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