[PATCH net-next 26/27] net/hyperv: enable passing of VLAN.CFI bit
From: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Date: 2016-12-13 00:12:45
Subsystem:
hyper-v/azure core and drivers, networking drivers, the rest · Maintainers:
"K. Y. Srinivasan", Haiyang Zhang, Wei Liu, Dexuan Cui, Long Li, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> --- drivers/net/hyperv/netvsc_drv.c | 1 + drivers/net/hyperv/rndis_filter.c | 1 + 2 files changed, 2 insertions(+)
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 6597d79..4e20f4c 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c@@ -441,6 +441,7 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net) vlan = (struct ndis_pkt_8021q_info *)((void *)ppi + ppi->ppi_offset); vlan->vlanid = skb->vlan_tci & VLAN_VID_MASK; + vlan->cfi = !!(skb->vlan_tci & VLAN_CFI_MASK); vlan->pri = (skb->vlan_tci & VLAN_PRIO_MASK) >> VLAN_PRIO_SHIFT; }
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 7f7b410..9759d73 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c@@ -382,6 +382,7 @@ static int rndis_filter_receive_data(struct rndis_device *dev, vlan = rndis_get_ppi(rndis_pkt, IEEE_8021Q_INFO); if (vlan) { vlan_tci = vlan->vlanid | + (vlan->cfi ? VLAN_CFI_MASK : 0) | (vlan->pri << VLAN_PRIO_SHIFT); }
--
2.10.2