The ndo_poll_controller function needs to schedule NAPI to pick
up arriving packets and send completions. Otherwise no data
will ever be received.
Signed-off-by: Stephen Hemminger <sthem...@microsoft.com>
---
drivers/net/hyperv/netvsc_drv.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 4421a6d00375..e487ccea251c 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -1158,11 +1158,20 @@ netvsc_get_rxnfc(struct net_device *dev, struct
ethtool_rxnfc *info,
}
#ifdef CONFIG_NET_POLL_CONTROLLER
-static void netvsc_poll_controller(struct net_device *net)
+static void netvsc_poll_controller(struct net_device *dev)
{
- /* As netvsc_start_xmit() works synchronous we don't have to
- * trigger anything here.
- */
+ struct net_device_context *ndc = netdev_priv(dev);
+ struct netvsc_device *ndev = rtnl_dereference(ndc->nvdev);
+ int i;
+
+ if (!ndev)
+ return;
+
+ for (i = 0; i < ndev->num_chn; i++) {
+ struct netvsc_channel *nvchan = &ndev->chan_table[i];
+
+ napi_schedule(&nvchan->napi);
+ }
}
#endif
--
2.11.0
