[dpdk-dev] [PATCH] examples/bond: wait for slaves to become active

[Radu Nicolau]

Do not start the packet processing threads until all configured
slaves become active.

Signed-off-by: Radu Nicolau <radu.nico...@intel.com>
---
 examples/bond/main.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/examples/bond/main.c b/examples/bond/main.c
index b282e68..6623cae 100644
--- a/examples/bond/main.c
+++ b/examples/bond/main.c
@@ -220,6 +220,7 @@ bond_port_init(struct rte_mempool *mbuf_pool)
        struct rte_eth_rxconf rxq_conf;
        struct rte_eth_txconf txq_conf;
        struct rte_eth_conf local_port_conf = port_conf;
+       uint16_t wait_counter = 20;
 
        retval = rte_eth_bond_create("net_bonding0", BONDING_MODE_ALB,
                        0 /*SOCKET_ID_ANY*/);
@@ -274,6 +275,20 @@ bond_port_init(struct rte_mempool *mbuf_pool)
        if (retval < 0)
                rte_exit(retval, "Start port %d failed (res=%d)", BOND_PORT, 
retval);
 
+       printf("Waiting for slaves to become active...");
+       while (wait_counter) {
+               uint16_t act_slaves[16] = {0};
+               if (rte_eth_bond_active_slaves_get(BOND_PORT, act_slaves, 16) ==
+                               slaves_count) {
+                       printf("\n");
+                       break;
+               }
+               sleep(1);
+               printf("...");
+               if (--wait_counter == 0)
+                       rte_exit(-1, "\nFailed to activate slaves\n");
+       }
+
        rte_eth_promiscuous_enable(BOND_PORT);
 
        struct ether_addr addr;
-- 
2.7.5