From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pavel Emelyanov <xemul@openvz.org>
Subject: Re: [e1000][net-2.6 tree] Regression: driver doesn't
 detect card on my node.
Date: Wed, 06 Feb 2008 10:27:22 +0300
Message-ID: <47A9615A.4080203@openvz.org>
References: <47A89A77.1050608@openvz.org> <47A89BC1.6080702@intel.com>
	<200802050943.01652.yinghai.lu@sun.com>
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Cc: "Kok, Auke" <auke-jan.h.kok@intel.com>,
	e1000-devel@lists.sourceforge.net,
	Linux Netdev List <netdev@vger.kernel.org>,
	jesse.brandeburg@intel.com, john.ronciak@intel.com,
	Thomas Gleixner <tglx@linutronix.de>, jeffrey.t.kirsher@intel.com,
	Denis Lunev <den@openvz.org>, Ingo Molnar <mingo@elte.hu>,
	David Miller <davem@davemloft.net>,
	Justin Piszcz <jpiszcz@lucidpixels.com>
To: Yinghai Lu <Yinghai.Lu@Sun.COM>
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Yinghai Lu wrote:
> On Tuesday 05 February 2008 09:24:17 am Kok, Auke wrote:
>> [Added Ingo, Thomas, Justin who signed off on the patch/tested it]
>>
>> Pavel Emelyanov wrote:
>>> The commit
>>>
>>> 	093af8d7f0ba3c6be1485973508584ef081e9f93
>>> 	x86_32: trim memory by updating e820
>>>
>>> broke my e1000 card: on loading driver says that
>>>
>>> 	e1000: probe of 0000:04:03.0 failed with error -5
>>>
>>> and the interface doesn't appear.
>>>
>>> With this commit reset everything is OK.
>>>
>>> lspci output:
>>> 04:03.0 Ethernet controller: Intel Corporation 82541GI Gigabit Ethernet Controller (rev 05)
>>> lspci -n output:
>>> 04:03.0 Class 0200: 8086:1076 (rev 05)
>>>
>>> My colleague Denis Lunev has e1000 adapter too, but doesn't
>>> experience such problems.
>>>
>>> What other info from me is required?

Upd: booting with disable_mtrr_trim option helps.

> 
> boot log please. with the patch and reverting the patch.
> 
> Thanks
> 
> YH
> 


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