+always_inline int
+gbp_endpoint_update_required (const gbp_endpoint_t * ge0,
+ u32 rx_sw_if_index, sclass_t sclass)
+{
+ /* Conditions for [re]learning this EP */
+
+ /* 1. it doesn't have a dataplane source */
+ if (!gbp_endpoint_is_learnt (ge0))
+ return (!0);
+
+ /* 2. has the input interface changed */
+ if (gbp_itf_get_sw_if_index (ge0->ge_fwd.gef_itf) != rx_sw_if_index)
+ return (!0);
+
+ /* 3. has the sclass changed */
+ if (sclass != ge0->ge_fwd.gef_sclass)
+ return (!0);
+
+ /* otherwise it's unchanged */
+ return (0);
+}
+