examples/l3fwd-graph: add graph-based l3fwd skeleton

[dpdk.git] / examples / l3fwd / l3fwd_em_sequential.h

diff --git a/examples/l3fwd/l3fwd_em_sequential.h b/examples/l3fwd/l3fwd_em_sequential.h
index 23fe9de..b231b99 100644 (file)
--- a/examples/l3fwd/l3fwd_em_sequential.h
+++ b/examples/l3fwd/l3fwd_em_sequential.h
@@ -95,4 +95,30 @@ l3fwd_em_send_packets(int nb_rx, struct rte_mbuf **pkts_burst,
 
        send_packets_multi(qconf, pkts_burst, dst_port, nb_rx);
 }
+
+/*
+ * Buffer optimized handling of events, invoked
+ * from main_loop.
+ */
+static inline void
+l3fwd_em_process_events(int nb_rx, struct rte_event **events,
+                    struct lcore_conf *qconf)
+{
+       int32_t i, j;
+
+       rte_prefetch0(rte_pktmbuf_mtod(events[0]->mbuf,
+                     struct rte_ether_hdr *) + 1);
+
+       for (i = 1, j = 0; j < nb_rx; i++, j++) {
+               struct rte_mbuf *mbuf = events[j]->mbuf;
+
+               if (i < nb_rx) {
+                       rte_prefetch0(rte_pktmbuf_mtod(
+                                       events[i]->mbuf,
+                                       struct rte_ether_hdr *) + 1);
+               }
+               mbuf->port = em_get_dst_port(qconf, mbuf, mbuf->port);
+               process_packet(mbuf, &mbuf->port);
+       }
+}
 #endif /* __L3FWD_EM_SEQUENTIAL_H__ */