Kernel Planet
Maybe you were looking for Roland Dreier, Linux hacker , recovering mathematician , former athlete , blogger , and all around great guy. This is not Roland, but it is his home page.
I am one of the maintainers of the Linux kernel's InfiniBand midlayer. Here is my InfiniBand git repository . I also work on the userspace side of InfiniBand support as part of the OpenIB Alliance .
Here are the results of some of the research I've done:
Kernel Planet