Add implementation for the Planner global support. Also add unit tests
for the execution engine.

Caveat: the global support is still single-threaded with the execution
engine. I have an idea of how to make it multi-threaded, but I'd like to
push this simpler prototype out first.

Signed-off-by: James Ren <jamesren@google.com>


git-svn-id: http://test.kernel.org/svn/autotest/trunk@4388 592f7852-d20e-0410-864c-8624ca9c26a4
9 files changed