rcu: Add tracing to rcu_gp_kthread()
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Fri, 9 Aug 2013 19:19:29 +0000 (12:19 -0700)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Mon, 23 Sep 2013 16:16:14 +0000 (09:16 -0700)
commit63c4db78e80407976e47bccaa2a4d8251b5a10bc
tree31b832426eec3bf0e954440afe461b388f84e12d
parent591c6d1710cd73824057d08eda302cf2a7cfd18a
rcu: Add tracing to rcu_gp_kthread()

This commit adds tracing to the rcu_gp_kthread() function in order to
help trace down hangs potentially involving this kthread.

Reported-by: Clark Williams <williams@redhat.com>
Reported-by: Carsten Emde <C.Emde@osadl.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
include/trace/events/rcu.h
kernel/rcutree.c