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Subject[PATCH v4 tip/core/rcu 05/11] rcu: Export RCU-tasks APIs to GPL modules
Date
From: Steven Rostedt <rostedt@goodmis.org>

This commit exports the RCU-tasks APIs, call_rcu_tasks(),
synchronize_rcu_tasks(), and rcu_barrier_tasks(), to GPL-licensed
kernel modules.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
---
kernel/rcu/update.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/kernel/rcu/update.c b/kernel/rcu/update.c
index bf5c15a0d72d..0aa7852bff02 100644
--- a/kernel/rcu/update.c
+++ b/kernel/rcu/update.c
@@ -433,6 +433,7 @@ 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.
@@ -445,6 +446,7 @@ 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 tasks are still holding out, complain if so. */
static void check_holdout_task(struct task_struct *t)
--
1.8.1.5


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