[PATCH rcu 03/32] rcu-tasks: Move synchronize_rcu_tasks_generic() down

Paul E. McKenney
2022-06-20T22:54:31Z

This is strictly a code-motion commit that moves the
synchronize_rcu_tasks_generic() down to where it can invoke
rcu_tasks_one_gp() without the need for a forward declaration.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
---
kernel/rcu/tasks.h | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h
index d7b12f524e81c..ad993c4ed924f 100644
--- a/kernel/rcu/tasks.h
+++ b/kernel/rcu/tasks.h
@@ -326,17 +326,6 @@ static void call_rcu_tasks_generic(struct rcu_head *rhp, rcu_callback_t func,
irq_work_queue(&rtpcp->rtp_irq_work);
}

-// Wait for a grace period for the specified flavor of Tasks RCU.
-static void synchronize_rcu_tasks_generic(struct rcu_tasks *rtp)
-{
- /* Complain if the scheduler has not started. */
- RCU_LOCKDEP_WARN(rcu_scheduler_active == RCU_SCHEDULER_INACTIVE,
- "synchronize_rcu_tasks called too soon");
-
- /* Wait for the grace period. */
- wait_rcu_gp(rtp->call_func);
-}
-
// RCU callback function for rcu_barrier_tasks_generic().
static void rcu_barrier_tasks_generic_cb(struct rcu_head *rhp)
{
@@ -558,6 +547,17 @@ static int __noreturn rcu_tasks_kthread(void *arg)
}
}

+// Wait for a grace period for the specified flavor of Tasks RCU.
+static void synchronize_rcu_tasks_generic(struct rcu_tasks *rtp)
+{
+ /* Complain if the scheduler has not started. */
+ RCU_LOCKDEP_WARN(rcu_scheduler_active == RCU_SCHEDULER_INACTIVE,
+ "synchronize_rcu_tasks called too soon");
+
+ /* Wait for the grace period. */
+ wait_rcu_gp(rtp->call_func);
+}
+
/* Spawn RCU-tasks grace-period kthread. */
static void __init rcu_spawn_tasks_kthread_generic(struct rcu_tasks *rtp)
{
--
2.31.1.189.g2e36527f23