To anyone follow this story, here some things to see!
I'm doing Pairwise Master Keys with all 7 compute units on a PS3 via OpenCL, check out my three kernel's output:
Was January 14, 2011 when I've told: "Correctly improve that is possible, we have tools."
I was right, I've wrote the fastest implementation ever!
Now I need to improve more, there's again!