tree dd275a3f4848784bc6625574341c11befc1b3823
parent 0ac3d136b2e3cdf1161178223bc5da14a06241d0
author Paul E. McKenney <paul.mckenney@linaro.org> 1301446108 -0700
committer Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1304662616 -0700

rcu: add tracing for RCU's kthread run states.

Add tracing to help debugging situations when RCU's kthreads are not
running but are supposed to be.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>