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SubjectRe: powerpc boot regression
Badari Pulavarty wrote:
> On Thu, 2008-05-01 at 15:13 +1000, Tony Breeds wrote:
>> On Tue, Apr 29, 2008 at 11:12:41PM -0700, David Miller wrote:
>> >
>> > This commit causes bootup failures on sparc64:
>> >
>> > commit 86f6dae1377523689bd8468fed2f2dd180fc0560
>> > Author: Yasunori Goto <y-goto@jp.fujitsu.com>
>> > Date: Mon Apr 28 02:13:33 2008 -0700
>> >
>> > memory hotplug: allocate usemap on the section with pgdat
>>
>>
>> <snip>
>>
>> We're seeing a boot failure on powerpc. git bisect points the problem
>> at this commit. However reverting just this one comitt doesn't fix the
>> regression. I also needed to revert
>> 04753278769f3b6c3b79a080edb52f21d83bf6e2 (memory hotplug: register
>> section/node id to free")
>>
>> Problem seen on power4, power5 and ps3.
>
> I don't see the problem on my power5 machine. Can you send the
> config ? Is CONFIG_SPARSEMEM_VMEMMAP enabled ?


The bug is hit with ps3_defconfig. It does not have
CONFIG_SPARSEMEM_VMEMMAP set.


-Geoff



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