Re: Linux 2.6.27-rc5: System boot regression caused by commit a2bd7274b47124d2fc4dfdb8c0591f545ba749dd

Yinghai Lu
2008-08-29T21:19:25Z

On Fri, Aug 29, 2008 at 2:13 PM, Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> On Fri, Aug 29, 2008 at 12:57 PM, Rafael J. Wysocki <rjw@sisk.pl> wrote:
>> On Friday, 29 of August 2008, Rafael J. Wysocki wrote:
>>> On Friday, 29 of August 2008, Linus Torvalds wrote:
>>> >
>>> > Another week (my weeks do seem to be eight days, don't they? Very odd),
>>> > another -rc.
>>> >
>>> > The dirstat pretty much says it all:
>>> >
>>> > 43.0% arch/arm/configs/
>>> > 43.9% arch/arm/
>>> > 25.5% arch/powerpc/configs/
>>> > 26.8% arch/powerpc/
>>> > 73.9% arch/
>>> > 4.4% drivers/usb/musb/
>>> > 5.4% drivers/usb/
>>> > 4.0% drivers/watchdog/
>>> > 16.0% drivers/
>>> > 3.5% fs/
>>> >
>>> > yeah, the bulk of it is all config updates, and with arm and powerpc
>>> > leading the pack.
>>>
>>> Doesn't boot on my quad core test box, apparently because of an AHCI failure.
>>>
>>> Bisecting ...
>>
>> Bisection turned up commit a2bd7274b47124d2fc4dfdb8c0591f545ba749dd as the culprit:
>>
>> commit a2bd7274b47124d2fc4dfdb8c0591f545ba749dd
>> Author: Yinghai Lu <yhlu.kernel@gmail.com>
>> Date: Mon Aug 25 00:56:08 2008 -0700
>>
>> x86: fix HPET regression in 2.6.26 versus 2.6.25, check hpet against BAR, v3
>>
>> Reverting this commit helps.

can you try tip/master? we have another fix according to Linus..

YH