Added fmm non-det patch. Fix the patch in splash2x/cholesky, fmm, and radiosity. Use sched_yield() instead of cond var is much better and easier to annotate ad hoc sync, hehe.
Added fmm non-det patch. Fix the patch in splash2x/cholesky, fmm, and radiosity. Use sched_yield() instead of cond var is much better and easier to annotate ad hoc sync, hehe.

columbia/xtern,columbia/xtern,hemingcui/xtern_with_paxos,hemingcui/xtern_with_paxos,hemingcui/xtern_with_paxos,columbia/xtern,columbia/xtern,hemingcui/xtern_with_paxos,columbia/xtern,hemingcui/xtern_with_paxos,columbia/xtern