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SubjectRe: [PATCH v2 tip/core/rcu 04/10] rcu: Export RCU-tasks APIs to GPL modules
On Wed, Jul 30, 2014 at 05:39:36PM -0700, Paul E. McKenney wrote:
> 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>

Should this remain a separate patch, or go into the patch that creates
these APIs?

> kernel/rcu/update.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/kernel/rcu/update.c b/kernel/rcu/update.c
> index c8d304dc6d8a..1bfc07ed854e 100644
> --- a/kernel/rcu/update.c
> +++ b/kernel/rcu/update.c
> @@ -429,6 +429,7 @@ 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.
> @@ -441,6 +442,7 @@ void rcu_barrier_tasks(void)
> /* There is only one callback queue, so this is easy. ;-) */
> synchronize_rcu_tasks();
> }
> +EXPORT_SYMBOL_GPL(rcu_barrier_tasks);
>
> /* RCU-tasks kthread that detects grace periods and invokes callbacks. */
> static int __noreturn rcu_tasks_kthread(void *arg)
> --
> 1.8.1.5
>


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