Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
userspace RCU library in a patch submitted on May 8, 2009 from Paul E.
McKenney and reviewed by Steven L. Bennett:
- http://lists.casi.polymtl.ca/pipermail/ltt-dev/2009-May/001584.html
+ https://lists.lttng.org/pipermail/lttng-dev/2009-May/012835.html
I (Mathieu Desnoyers) re-implemented ACCESS_ONCE(), likely(), unlikely() and
barrier() from scratch without reference to the original code.