A few days ago the author those changes are listed under (Dave Airlie) was on the HN frontpage for his comments on an AMD RFC[1].
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.g...