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

Yinghai Lu
2008-08-30T00:28:05Z

On Fri, Aug 29, 2008 at 5:20 PM, Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> On Fri, Aug 29, 2008 at 5:08 PM, Linus Torvalds
> <torvalds@linux-foundation.org> wrote:
>>
>>
>> On Fri, 29 Aug 2008, Yinghai Lu wrote:
>>> >
>>> > http://www.sisk.pl/kernel/debug/mainline/2.6.27-rc5/broken.log
>>>
>>> pci 0000:00:00.0: BAR has MMCONFIG at e0000000-ffffffff
>>
>> And that seems utter crap to begin with.
>>
>> PCI: Using MMCONFIG at e0000000 - efffffff
>>
>> Where did it get that bogus "ffffffff" end address?
>>
>> Anyway, that whole MMCONFIG/BAR thing was totally broken to begin with,
>> and it's reverted now in my tree, so I guess it doesn't much matter.
>
> we need to handle it. otherwise if the BAR go first, and it will stop
> other BARs to be registered...
>
> a quirk should do the work....
>
> Rafael, can you send out lspci -tv and lspci --vvxxx too.

cat /proc/iomem please.

YH