Messages in this thread | | | Date | Thu, 31 Jul 2014 13:55:02 -0700 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH v2 tip/core/rcu 04/10] rcu: Export RCU-tasks APIs to GPL modules |
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On Thu, Jul 31, 2014 at 09:56:20AM -0700, josh@joshtriplett.org wrote: > 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?
Excellent question. Keeping them separate for now, but...
Thanx, Paul
> > 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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