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authorSteven Rostedt <rostedt@goodmis.org>2014-07-02 18:17:19 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2014-09-07 16:27:23 -0700
commit06c2a9238fad48ec38f1be00455bf942d54377ee (patch)
treeb2f56973c402fde375e949d29bce466b0da7055e /kernel/rcu/update.c
parent3f95aa81d265223fdb13ea2b59883766a05adbdf (diff)
downloadlinux-sh-06c2a9238fad48ec38f1be00455bf942d54377ee.tar.gz
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 <rostedt@goodmis.org> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'kernel/rcu/update.c')
-rw-r--r--kernel/rcu/update.c2
1 files changed, 2 insertions, 0 deletions
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)