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rcutorture: Export RCU grace-period kthread wait state to rcutorture

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This commit allows rcutorture to print additional state for the
RCU grace-period kthreads in cases where RCU seems reluctant to
start a new grace period.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Paul E. McKenney
2014-03-12 07:10:41 -07:00
parent 945fa9c631
commit afea227fd4
5 changed files with 30 additions and 1 deletions
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include/linux/rcutiny.h
+4
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@@ -119,6 +119,10 @@ static inline void rcu_sched_force_quiescent_state(void)
{
}
static inline void show_rcu_gp_kthreads(void)
{
}
static inline void rcu_cpu_stall_reset(void)
{
}