[PATCH V4 5/5] app/testpmd: stop forwarding in new or destroy event

[Huisong Li]

When testpmd receives the new or destroy event, the port related
information will be updated. Testpmd must stop packet forwarding
before updating the information to avoid some serious problems.

Signed-off-by: Huisong Li <lihuis...@huawei.com>
---
 app/test-pmd/testpmd.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 2e6329c853..746f07652a 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -3806,6 +3806,8 @@ eth_event_callback(portid_t port_id, enum 
rte_eth_event_type type, void *param,
 
        switch (type) {
        case RTE_ETH_EVENT_NEW:
+               if (test_done == 0)
+                       stop_packet_forwarding();
                if (setup_on_probe_event)
                        setup_attached_port(port_id);
                break;
@@ -3816,6 +3818,8 @@ eth_event_callback(portid_t port_id, enum 
rte_eth_event_type type, void *param,
                                "Could not set up deferred device removal\n");
                break;
        case RTE_ETH_EVENT_DESTROY:
+               if (test_done == 0)
+                       stop_packet_forwarding();
                ports[port_id].port_status = RTE_PORT_CLOSED;
                printf("Port %u is closed\n", port_id);
                if (rte_eal_alarm_set(100000, remove_invalid_ports_callback,
-- 
2.22.0