That would be one of the maintainers of the Linux graphics subsystem. He has almost 4000 Linux kernel commits on his resume, so you're in for quite some work.
Also the patch that was committed (which was the third version) was reviewed by two other developers and acked by two more. That will add about 1700 more commits to your endeavor.
Also the patch that was committed (which was the third version) was reviewed by two other developers and acked by two more. That will add about 1700 more commits to your endeavor.