On Sat, 01 Sep 2012 11:35:13 -0700, Ben Widawsky <ben at bwidawsk.net> wrote: > I have no problem with Daniel's patch. It's just a matter of cutting > through some scheduler BS of "when the GPU wants to change frequency" > vs. "when we actually change the GPU frequency." I think *both* are > interesting. We already trace the interrupt, which has been invaluable in debugging. And there is no other source currently... :) -Chris -- Chris Wilson, Intel Open Source Technology Centre