On Thursday 22 October 2009, Mel Gorman wrote:

Since 2.6.31-rc1, there have been an increasing number of GFP_ATOMIC
failures. A significant number of these have been high-order GFP_ATOMIC
failures and while they are generally brushed away, there has been a
large increase in them recently and there are a number of possible areas
the problem could be in - core vm, page writeback and a specific driver.

I needed a break and have thus been off-line for a few days. Good to see 
there's been progress. I'll try to do some testing tomorrow.

Cheers,
FJP