[dpdk-dev] [PATCH v5 09/10] examples/l2fwd-event: add graceful teardown

[pbhagavatula]

From: Pavan Nikhilesh <pbhagavat...@marvell.com>

Add graceful teardown that addresses both event mode and poll mode.

Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com>
---
 examples/l2fwd-event/main.c | 50 +++++++++++++++++++++++++++++--------
 1 file changed, 40 insertions(+), 10 deletions(-)

diff --git a/examples/l2fwd-event/main.c b/examples/l2fwd-event/main.c
index 958a6e0b7..f075b3f10 100644
--- a/examples/l2fwd-event/main.c
+++ b/examples/l2fwd-event/main.c
@@ -302,7 +302,7 @@ main(int argc, char **argv)
        uint16_t port_id, last_port;
        uint32_t nb_mbufs;
        uint16_t nb_ports;
-       int ret;
+       int i, ret;
 
        /* init EAL */
        ret = rte_eal_init(argc, argv);
@@ -410,16 +410,46 @@ main(int argc, char **argv)
        /* launch per-lcore init on every lcore */
        rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, l2fwd_rsrc,
                                 CALL_MASTER);
-       rte_eal_mp_wait_lcore();
+       if (l2fwd_rsrc->event_mode) {
+               struct l2fwd_event_resources *event_rsrc =
+                                                       l2fwd_rsrc->event_rsrc;
+               for (i = 0; i < event_rsrc->rx_adptr.nb_rx_adptr; i++)
+                       rte_event_eth_rx_adapter_stop(
+                               event_rsrc->rx_adptr.rx_adptr[i]);
+               for (i = 0; i < event_rsrc->tx_adptr.nb_tx_adptr; i++)
+                       rte_event_eth_tx_adapter_stop(
+                               event_rsrc->tx_adptr.tx_adptr[i]);
 
-       RTE_ETH_FOREACH_DEV(port_id) {
-               if ((l2fwd_rsrc->enabled_port_mask &
-                                               (1 << port_id)) == 0)
-                       continue;
-               printf("Closing port %d...", port_id);
-               rte_eth_dev_stop(port_id);
-               rte_eth_dev_close(port_id);
-               printf(" Done\n");
+               RTE_ETH_FOREACH_DEV(port_id) {
+                       if ((l2fwd_rsrc->enabled_port_mask &
+                                                       (1 << port_id)) == 0)
+                               continue;
+                       rte_eth_dev_stop(port_id);
+               }
+
+               rte_eal_mp_wait_lcore();
+               RTE_ETH_FOREACH_DEV(port_id) {
+                       if ((l2fwd_rsrc->enabled_port_mask &
+                                                       (1 << port_id)) == 0)
+                               continue;
+                       rte_eth_dev_close(port_id);
+               }
+
+               rte_event_dev_stop(event_rsrc->event_d_id);
+               rte_event_dev_close(event_rsrc->event_d_id);
+
+       } else {
+               rte_eal_mp_wait_lcore();
+
+               RTE_ETH_FOREACH_DEV(port_id) {
+                       if ((l2fwd_rsrc->enabled_port_mask &
+                                                       (1 << port_id)) == 0)
+                               continue;
+                       printf("Closing port %d...", port_id);
+                       rte_eth_dev_stop(port_id);
+                       rte_eth_dev_close(port_id);
+                       printf(" Done\n");
+               }
        }
        printf("Bye...\n");
 
-- 
2.17.1