+- support multiple simultaneous traces
+- add compilation tests
+- add option to usttrace to select subbuffer size/count
+- add option to see subbuffer size and count (need to test it)
+- performance testing tool (in progress by Douglas Santos)
+- profile with oprofile or similar to check for perf bottlenecks
+- improve support for combined kernel/userspace tracing
+- document API
+- make sure the proper structures are cacheline aligned, and test performance, including multi-threaded
+- fix header/lib priority problem at compilation
+- port changes from recent versions of lttng kernel