net/ixgbe: fix link status synchronization on BSD

DPDK does not implement interrupt mechanism on BSD,
so force NIC status synchronization.

Fixes: dc66e5fd01b9 ("net/ixgbe: improve link state check on VF")
Cc: stable@dpdk.org
Signed-off-by: Zhihong Peng <zhihongx.peng@intel.com>
Tested-by: Zhimin Huang <zhiminx.huang@intel.com>
Acked-by: Xiaolong Ye <xiaolong.ye@intel.com>

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index aa1e8aa..cf5f1fe 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -4257,6 +4257,11 @@ ixgbe_dev_link_update_share(struct rte_eth_dev *dev,
        if (wait_to_complete == 0 || dev->data->dev_conf.intr_conf.lsc != 0)
                wait = 0;
 
+/* BSD has no interrupt mechanism, so force NIC status synchronization. */
+#ifdef RTE_EXEC_ENV_FREEBSD
+       wait = 1;
+#endif
+
        if (vf)
                diag = ixgbevf_check_link(hw, &link_speed, &link_up, wait);
        else