tree 71f6dbc174eb9405c1d4313fafa2b5db369d5939
parent ded5e5ed2f3348ba2f9a319c6497e46c22850e97
author Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1279143510 -0700
committer Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1282263483 -0700

rcu: allow RCU CPU stall warning messages to be controlled in /sys

Set the permissions of the rcu_cpu_stall_suppress to 644 to enable RCU
CPU stall warnings to be enabled and disabled at runtime via sysfs.

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