Subject: Re: 2.6.31-git5 kernel boot hangs on powerpc

From: Tejun Heo <[email-masked]>
Date: Fri, 18 Sep 2009 00:53:05 +0900

Hello,

Benjamin Herrenschmidt wrote:
> On Thu, 2009-09-17 at 16:21 +0530, Sachin Sant wrote:
>> The problem seems to have been introduced with
>> commit ada3fa15057205b7d3f727bba5cd26b5912e350f.
>>
>> Specifically this patch : 
>> powerpc64: convert to dynamic percpu allocator
>>
>> If i revert this patch i am able to boot latest git
>> on a powerpc box.
>>
>> The kernel is configured with 64K pages.
>> Have again attached the config file used.
> 
> Thanks for tracking the commit down. I've tried it today but your config
> has everything as modules and that didn't work out very well with my
> netboot setup. I'll dig a bit more tomorrow.
> 
> It's probably my fault for not properly getting the time to test Tejun
> patches... oh well, that's what being too busy does to you.

Ah... sorry about that.  Sachin, is it possible for you to build the
kernel with debug info and ask gdb where the stalling NIP is in the c
file?

Thanks.

-- 
tejun