linux-kernel - Re: regression in 4.0.0-rc1 with r8169 ethernet

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Message-ID: <54F17715.6050506@linux.intel.com>
Date:	Sat, 28 Feb 2015 16:06:45 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Thomas Voegtle <tv@...96.de>
CC:	Dave Airlie <airlied@...il.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Lv Zheng <lv.zheng@...el.com>
Subject: Re: regression in 4.0.0-rc1 with r8169 ethernet

On 2015/2/28 6:24, Rafael J. Wysocki wrote:
> On Friday, February 27, 2015 03:50:32 PM Thomas Voegtle wrote:
>>
>> Hi,
>>
>> I have the same problem with a Asrock Q1900B-ITX mainboard with 
>> a Intel Celeron J1900 onboard.
>>
>> I did a bisect and ended up with:
>>
>> 593669c2ac0fe18baee04a3cd5539a148aa48574 is the first bad commit
>>
>> commit 593669c2ac0fe18baee04a3cd5539a148aa48574
>> Author: Jiang Liu <jiang.liu@...ux.intel.com>
>> Date:   Thu Feb 5 13:44:46 2015 +0800
>>
>>      x86/PCI/ACPI: Use common ACPI resource interfaces to simplify 
>> implementation
>>
>>
>> I can revert this quite big commit on current git head (4f671fe) with no 
>> problems and then everything is fine again.
> 
> Thanks for nailing this one!
> 
> It really wasn't supposed to make any functional difference, though, so there
> must be some subtle mistake that escaped everyone in it.
> 
> I'll have a look at that and hopefully Jiang Liu will be able to help in the
> meantime too.
Hi all,
	Sorry for slow response, just return from Chinese New Holidays:)
Hi Thomas,
	Could you please help to provide the dmesgs before and after the
revert?
Thanks!
Gerry

> 
> 
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