From 06c2a9238fad48ec38f1be00455bf942d54377ee Mon Sep 17 00:00:00 2001 From: Steven Rostedt Date: Wed, 2 Jul 2014 18:17:19 -0700 Subject: [PATCH] rcu: Export RCU-tasks APIs to GPL modules This commit exports the RCU-tasks synchronous APIs, synchronize_rcu_tasks() and rcu_barrier_tasks(), to GPL-licensed kernel modules. Signed-off-by: Steven Rostedt Signed-off-by: Paul E. McKenney Reviewed-by: Josh Triplett --- kernel/rcu/update.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/rcu/update.c b/kernel/rcu/update.c index 403fc4ae539e..aef8109152ce 100644 --- a/kernel/rcu/update.c +++ b/kernel/rcu/update.c @@ -430,6 +430,7 @@ void synchronize_rcu_tasks(void) /* Wait for the grace period. */ wait_rcu_gp(call_rcu_tasks); } +EXPORT_SYMBOL_GPL(synchronize_rcu_tasks); /** * rcu_barrier_tasks - Wait for in-flight call_rcu_tasks() callbacks. @@ -442,6 +443,7 @@ void rcu_barrier_tasks(void) /* There is only one callback queue, so this is easy. ;-) */ synchronize_rcu_tasks(); } +EXPORT_SYMBOL_GPL(rcu_barrier_tasks); /* See if the current task has stopped holding out, remove from list if so. */ static void check_holdout_task(struct task_struct *t)