Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / net / hyperv / netvsc_drv.c

diff --git a/kernel/drivers/net/hyperv/netvsc_drv.c b/kernel/drivers/net/hyperv/netvsc_drv.c
index 409b48e..e8a09ff 100644 (file)
--- a/kernel/drivers/net/hyperv/netvsc_drv.c
+++ b/kernel/drivers/net/hyperv/netvsc_drv.c
@@ -40,6 +40,8 @@
 
 #include "hyperv_net.h"
 
+/* Restrict GSO size to account for NVGRE */
+#define NETVSC_GSO_MAX_SIZE    62768
 
 #define RING_SIZE_MIN 64
 static int ring_size = 128;
@@ -1139,6 +1141,7 @@ static int netvsc_probe(struct hv_device *dev,
        nvdev = hv_get_drvdata(dev);
        netif_set_real_num_tx_queues(net, nvdev->num_chn);
        netif_set_real_num_rx_queues(net, nvdev->num_chn);
+       netif_set_gso_max_size(net, NETVSC_GSO_MAX_SIZE);
 
        ret = register_netdev(net);
        if (ret != 0) {