netdev - [net-next 02/15] ice: Restore VLAN switch rule if port VLAN existed before

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Date:   Mon, 25 Mar 2019 13:29:40 -0700
From:   Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:     davem@...emloft.net
Cc:     Michal Swiatkowski <michal.swiatkowski@...el.com>,
        netdev@...r.kernel.org, nhorman@...hat.com, sassmann@...hat.com,
        Anirudh Venkataramanan <anirudh.venkataramanan@...el.com>,
        Andrew Bowers <andrewx.bowers@...el.com>,
        Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 02/15] ice: Restore VLAN switch rule if port VLAN existed before

From: Michal Swiatkowski <michal.swiatkowski@...el.com>

The VLAN rule is lost when VM starts or the AVF driver (iavf.ko) is
reloaded. So it is necessary to add this rule again.

Signed-off-by: Michal Swiatkowski <michal.swiatkowski@...el.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@...el.com>
Tested-by: Andrew Bowers <andrewx.bowers@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
 drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index c725fb8e81bf..011c52a9442c 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -457,8 +457,10 @@ static int ice_alloc_vsi_res(struct ice_vf *vf)
 	vsi->hw_base_vector += 1;
 
 	/* Check if port VLAN exist before, and restore it accordingly */
-	if (vf->port_vlan_id)
+	if (vf->port_vlan_id) {
 		ice_vsi_manage_pvid(vsi, vf->port_vlan_id, true);
+		ice_vsi_add_vlan(vsi, vf->port_vlan_id & ICE_VLAN_M);
+	}
 
 	eth_broadcast_addr(broadcast);
 
-- 
2.20.1