Andrew Morton wrote:
> Jeff Garzik <jgarzik@pobox.com> wrote:
> 
>>>I'd be suspecting the vmscan.c change, but we allegedly fixed that later on.
>>
>> > Can you try reverting it?  (Can't reproduce the problem here)
>>
>>
>> Verified -- reverting the vmscan.c changeset (attached) fixed my hang.
> 
> 
> Can we get a sysrq-M dump from that machine please?

alas, for the 'hang' case, my during-initscripts console is going to 
strange place.  here's sysrq-m from 2.6.9-rc3-bk4 with the mm/vmscan.c 
patch reverted (the its-fixed version).

	Jeff