summaryrefslogtreecommitdiff
path: root/kernel/rcu/update.c
diff options
context:
space:
mode:
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-06-30 08:17:40 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-07-22 15:27:33 -0700
commita76a9a485d730024a7cbd76efcd9c6eb46003829 (patch)
tree356c3e8f06894f64c6917e434d6345cb2fe547c3 /kernel/rcu/update.c
parentf78f5b90c4ffa559e400c3919a02236101f29f3f (diff)
downloadlinux-sh-a76a9a485d730024a7cbd76efcd9c6eb46003829.tar.gz
rcu: Fix backwards RCU_LOCKDEP_WARN() in synchronize_rcu_tasks()
The RCU_LOCKDEP_WARN() in synchronize_rcu_tasks() triggers if the scheduler is active, which is backwards. This commit therefore negates the test. Reported-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/update.c')
-rw-r--r--kernel/rcu/update.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/update.c b/kernel/rcu/update.c
index 47268fb1d27b..7a0b3bc7c5ed 100644
--- a/kernel/rcu/update.c
+++ b/kernel/rcu/update.c
@@ -589,7 +589,7 @@ EXPORT_SYMBOL_GPL(call_rcu_tasks);
void synchronize_rcu_tasks(void)
{
/* Complain if the scheduler has not started. */
- RCU_LOCKDEP_WARN(rcu_scheduler_active,
+ RCU_LOCKDEP_WARN(!rcu_scheduler_active,
"synchronize_rcu_tasks called too soon");
/* Wait for the grace period. */