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-rw-r--r--net/802/mrp.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/net/802/mrp.c b/net/802/mrp.c
index 1eb05d80b07b..3ed616215870 100644
--- a/net/802/mrp.c
+++ b/net/802/mrp.c
@@ -24,6 +24,11 @@
static unsigned int mrp_join_time __read_mostly = 200;
module_param(mrp_join_time, uint, 0644);
MODULE_PARM_DESC(mrp_join_time, "Join time in ms (default 200ms)");
+
+static unsigned int mrp_periodic_time __read_mostly = 1000;
+module_param(mrp_periodic_time, uint, 0644);
+MODULE_PARM_DESC(mrp_periodic_time, "Periodic time in ms (default 1s)");
+
MODULE_LICENSE("GPL");
static const u8
@@ -595,6 +600,24 @@ static void mrp_join_timer(unsigned long data)
mrp_join_timer_arm(app);
}
+static void mrp_periodic_timer_arm(struct mrp_applicant *app)
+{
+ mod_timer(&app->periodic_timer,
+ jiffies + msecs_to_jiffies(mrp_periodic_time));
+}
+
+static void mrp_periodic_timer(unsigned long data)
+{
+ struct mrp_applicant *app = (struct mrp_applicant *)data;
+
+ spin_lock(&app->lock);
+ mrp_mad_event(app, MRP_EVENT_PERIODIC);
+ mrp_pdu_queue(app);
+ spin_unlock(&app->lock);
+
+ mrp_periodic_timer_arm(app);
+}
+
static int mrp_pdu_parse_end_mark(struct sk_buff *skb, int *offset)
{
__be16 endmark;
@@ -845,6 +868,9 @@ int mrp_init_applicant(struct net_device *dev, struct mrp_application *appl)
rcu_assign_pointer(dev->mrp_port->applicants[appl->type], app);
setup_timer(&app->join_timer, mrp_join_timer, (unsigned long)app);
mrp_join_timer_arm(app);
+ setup_timer(&app->periodic_timer, mrp_periodic_timer,
+ (unsigned long)app);
+ mrp_periodic_timer_arm(app);
return 0;
err3:
@@ -870,6 +896,7 @@ void mrp_uninit_applicant(struct net_device *dev, struct mrp_application *appl)
* all pending messages before the applicant is gone.
*/
del_timer_sync(&app->join_timer);
+ del_timer_sync(&app->periodic_timer);
spin_lock_bh(&app->lock);
mrp_mad_event(app, MRP_EVENT_TX);