Commits
Paul E. McKenney committed 9963185c047
documentation: Add pointer to percpu-ref for RCU and refcount Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org> Reviewed-by: Lai Jiangshan <laijs@cn.fujitsu.com>