Merge branch 'tso-gso-limit-split'

Jakub Kicinski says:

====================
net: disambiguate the TSO and GSO limits

This series separates the device-reported TSO limitations
from the user space-controlled GSO limits. It used to be that
we only had the former (HW limits) but they were named GSO.
This probably lead to confusion and letting user override them.

The problem came up in the BIG TCP discussion between Eric and
Alex, and seems like something we should address.

Targeting net-next because (a) nobody is reporting problems;
and (b) there is a tiny but non-zero chance that some actually
wants to lift the HW limitations.
====================

Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

30 files changed, 48 insertions, 52 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index c9e75a9de282..f245e439f44c 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1419,8 +1419,8 @@ static void bond_compute_features(struct bonding *bond)
 	struct list_head *iter;
 	struct slave *slave;
 	unsigned short max_hard_header_len = ETH_HLEN;
-	unsigned int gso_max_size = GSO_MAX_SIZE;
-	u16 gso_max_segs = GSO_MAX_SEGS;
+	unsigned int tso_max_size = TSO_MAX_SIZE;
+	u16 tso_max_segs = TSO_MAX_SEGS;
 
 	if (!bond_has_slaves(bond))
 		goto done;
@@ -1449,8 +1449,8 @@ static void bond_compute_features(struct bonding *bond)
 		if (slave->dev->hard_header_len > max_hard_header_len)
 			max_hard_header_len = slave->dev->hard_header_len;
 
-		gso_max_size = min(gso_max_size, slave->dev->gso_max_size);
-		gso_max_segs = min(gso_max_segs, slave->dev->gso_max_segs);
+		tso_max_size = min(tso_max_size, slave->dev->tso_max_size);
+		tso_max_segs = min(tso_max_segs, slave->dev->tso_max_segs);
 	}
 	bond_dev->hard_header_len = max_hard_header_len;
 
@@ -1463,8 +1463,8 @@ done:
 	bond_dev->hw_enc_features |= xfrm_features;
 #endif /* CONFIG_XFRM_OFFLOAD */
 	bond_dev->mpls_features = mpls_features;
-	netif_set_gso_max_segs(bond_dev, gso_max_segs);
-	netif_set_gso_max_size(bond_dev, gso_max_size);
+	netif_set_tso_max_segs(bond_dev, tso_max_segs);
+	netif_set_tso_max_size(bond_dev, tso_max_size);
 
 	bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
 	if ((bond_dev->priv_flags & IFF_XMIT_DST_RELEASE_PERM) &&
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
index 56e5f440e666..20681860a599 100644
--- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
@@ -2395,7 +2395,7 @@ static int atl1e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	INIT_WORK(&adapter->reset_task, atl1e_reset_task);
 	INIT_WORK(&adapter->link_chg_task, atl1e_link_chg_task);
-	netif_set_gso_max_size(netdev, MAX_TSO_SEG_SIZE);
+	netif_set_tso_max_size(netdev, MAX_TSO_SEG_SIZE);
 	err = register_netdev(netdev);
 	if (err) {
 		netdev_err(netdev, "register netdevice failed\n");
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index ba28aa444e5a..bee35ce60171 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -3563,7 +3563,7 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
 					      | NETIF_F_TSO | NETIF_F_TSO6
 					      | NETIF_F_LRO;
 		}
-		netif_set_gso_max_size(netdev, OCTNIC_GSO_MAX_SIZE);
+		netif_set_tso_max_size(netdev, OCTNIC_GSO_MAX_SIZE);
 
 		/*  Copy of transmit encapsulation capabilities:
 		 *  TSO, TSO6, Checksums for this device
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
index 568f211d91cc..ac196883f07e 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
@@ -2094,7 +2094,7 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
 				      | NETIF_F_TSO | NETIF_F_TSO6
 				      | NETIF_F_GRO
 				      | NETIF_F_LRO;
-		netif_set_gso_max_size(netdev, OCTNIC_GSO_MAX_SIZE);
+		netif_set_tso_max_size(netdev, OCTNIC_GSO_MAX_SIZE);
 
 		/* Copy of transmit encapsulation capabilities:
 		 * TSO, TSO6, Checksums for this device
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 5939068a8f62..cd4e243da5fa 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -5204,7 +5204,7 @@ static void be_netdev_init(struct net_device *netdev)
 
 	netdev->flags |= IFF_MULTICAST;
 
-	netif_set_gso_max_size(netdev, BE_MAX_GSO_SIZE - ETH_HLEN);
+	netif_set_tso_max_size(netdev, BE_MAX_GSO_SIZE - ETH_HLEN);
 
 	netdev->netdev_ops = &be_netdev_ops;
 
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 9f33ec838b52..6e52f3ad182f 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3566,7 +3566,7 @@ static int fec_enet_init(struct net_device *ndev)
 		ndev->features |= NETIF_F_HW_VLAN_CTAG_RX;
 
 	if (fep->quirks & FEC_QUIRK_HAS_CSUM) {
-		netif_set_gso_max_segs(ndev, FEC_MAX_TSO_SEGS);
+		netif_set_tso_max_segs(ndev, FEC_MAX_TSO_SEGS);
 
 		/* enable hw accelerator */
 		ndev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index 22a463e15678..2f0bd21a9082 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -1782,7 +1782,7 @@ static int hns_nic_set_features(struct net_device *netdev,
 			priv->ops.fill_desc = fill_tso_desc;
 			priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tso;
 			/* The chip only support 7*4096 */
-			netif_set_gso_max_size(netdev, 7 * 4096);
+			netif_set_tso_max_size(netdev, 7 * 4096);
 		} else {
 			priv->ops.fill_desc = fill_v2_desc;
 			priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tx;
@@ -2168,7 +2168,7 @@ static void hns_nic_set_priv_ops(struct net_device *netdev)
 			priv->ops.fill_desc = fill_tso_desc;
 			priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tso;
 			/* This chip only support 7*4096 */
-			netif_set_gso_max_size(netdev, 7 * 4096);
+			netif_set_tso_max_size(netdev, 7 * 4096);
 		} else {
 			priv->ops.fill_desc = fill_v2_desc;
 			priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tx;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index c4a4954aa317..292a025e5423 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -5051,12 +5051,12 @@ static void ixgbe_configure_dcb(struct ixgbe_adapter *adapter)
 
 	if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED)) {
 		if (hw->mac.type == ixgbe_mac_82598EB)
-			netif_set_gso_max_size(adapter->netdev, 65536);
+			netif_set_tso_max_size(adapter->netdev, 65536);
 		return;
 	}
 
 	if (hw->mac.type == ixgbe_mac_82598EB)
-		netif_set_gso_max_size(adapter->netdev, 32768);
+		netif_set_tso_max_size(adapter->netdev, 32768);
 
 #ifdef IXGBE_FCOE
 	if (adapter->netdev->features & NETIF_F_FCOE_MTU)
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index c18801490649..57eff4e9e6de 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -3207,7 +3207,7 @@ static int mv643xx_eth_probe(struct platform_device *pdev)
 	dev->hw_features = dev->features;
 
 	dev->priv_flags |= IFF_UNICAST_FLT;
-	netif_set_gso_max_segs(dev, MV643XX_MAX_TSO_SEGS);
+	netif_set_tso_max_segs(dev, MV643XX_MAX_TSO_SEGS);
 
 	/* MTU range: 64 - 9500 */
 	dev->min_mtu = 64;
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index f6a54c7f0c69..384f5a16753d 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -5617,7 +5617,7 @@ static int mvneta_probe(struct platform_device *pdev)
 	dev->hw_features |= dev->features;
 	dev->vlan_features |= dev->features;
 	dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
-	netif_set_gso_max_segs(dev, MVNETA_MAX_TSO_SEGS);
+	netif_set_tso_max_segs(dev, MVNETA_MAX_TSO_SEGS);
 
 	/* MTU range: 68 - 9676 */
 	dev->min_mtu = ETH_MIN_MTU;
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index 1a835b48791b..2b7eade373be 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -6861,7 +6861,7 @@ static int mvpp2_port_probe(struct platform_device *pdev,
 		mvpp2_set_hw_csum(port, port->pool_long->id);
 
 	dev->vlan_features |= features;
-	netif_set_gso_max_segs(dev, MVPP2_MAX_TSO_SEGS);
+	netif_set_tso_max_segs(dev, MVPP2_MAX_TSO_SEGS);
 	dev->priv_flags |= IFF_UNICAST_FLT;
 
 	/* MTU range: 68 - 9704 */
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
index 441aafc26a08..53b2706d65a1 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
@@ -2704,7 +2704,7 @@ static int otx2_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	netdev->hw_features |= NETIF_F_LOOPBACK | NETIF_F_RXALL;
 
-	netif_set_gso_max_segs(netdev, OTX2_MAX_GSO_SEGS);
+	netif_set_tso_max_segs(netdev, OTX2_MAX_GSO_SEGS);
 	netdev->watchdog_timeo = OTX2_TX_TIMEOUT;
 
 	netdev->netdev_ops = &otx2_netdev_ops;
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
index 9e87836ed8bf..86653bb8e403 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
@@ -652,7 +652,7 @@ static int otx2vf_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	netdev->hw_features |= NETIF_F_RXALL;
 	netdev->hw_features |= NETIF_F_HW_TC;
 
-	netif_set_gso_max_segs(netdev, OTX2_MAX_GSO_SEGS);
+	netif_set_tso_max_segs(netdev, OTX2_MAX_GSO_SEGS);
 	netdev->watchdog_timeo = OTX2_TX_TIMEOUT;
 
 	netdev->netdev_ops = &otx2vf_netdev_ops;
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index 5528d12d1f48..c60ead337d06 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -2320,7 +2320,7 @@ static void nfp_net_netdev_init(struct nfp_net *nn)
 	netdev->min_mtu = ETH_MIN_MTU;
 	netdev->max_mtu = nn->max_mtu;
 
-	netif_set_gso_max_segs(netdev, NFP_NET_LSO_MAX_SEGS);
+	netif_set_tso_max_segs(netdev, NFP_NET_LSO_MAX_SEGS);
 
 	netif_carrier_off(netdev);
 
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
index ba3fa7eac98d..75b5018f2e1b 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
@@ -286,8 +286,7 @@ nfp_repr_transfer_features(struct net_device *netdev, struct net_device *lower)
 	if (repr->dst->u.port_info.lower_dev != lower)
 		return;
 
-	netif_set_gso_max_size(netdev, lower->gso_max_size);
-	netif_set_gso_max_segs(netdev, lower->gso_max_segs);
+	netif_inherit_tso_max(netdev, lower);
 
 	netdev_update_features(netdev);
 }
@@ -381,7 +380,7 @@ int nfp_repr_init(struct nfp_app *app, struct net_device *netdev,
 
 	/* Advertise but disable TSO by default. */
 	netdev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
-	netif_set_gso_max_segs(netdev, NFP_NET_LSO_MAX_SEGS);
+	netif_set_tso_max_segs(netdev, NFP_NET_LSO_MAX_SEGS);
 
 	netdev->priv_flags |= IFF_NO_QUEUE | IFF_DISABLE_NETPOLL;
 	netdev->features |= NETIF_F_LLTX;
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 33f5c5698ccb..3098d6672192 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -5442,12 +5442,12 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	 */
 	if (rtl_chip_supports_csum_v2(tp)) {
 		dev->hw_features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6;
-		netif_set_gso_max_size(dev, RTL_GSO_MAX_SIZE_V2);
-		netif_set_gso_max_segs(dev, RTL_GSO_MAX_SEGS_V2);
+		netif_set_tso_max_size(dev, RTL_GSO_MAX_SIZE_V2);
+		netif_set_tso_max_segs(dev, RTL_GSO_MAX_SEGS_V2);
 	} else {
 		dev->hw_features |= NETIF_F_SG | NETIF_F_TSO;
-		netif_set_gso_max_size(dev, RTL_GSO_MAX_SIZE_V1);
-		netif_set_gso_max_segs(dev, RTL_GSO_MAX_SEGS_V1);
+		netif_set_tso_max_size(dev, RTL_GSO_MAX_SIZE_V1);
+		netif_set_tso_max_segs(dev, RTL_GSO_MAX_SEGS_V1);
 	}
 
 	dev->hw_features |= NETIF_F_RXALL;
diff --git a/drivers/net/ethernet/sfc/ef100_nic.c b/drivers/net/ethernet/sfc/ef100_nic.c
index b04911bc8c57..a69d756e09b9 100644
--- a/drivers/net/ethernet/sfc/ef100_nic.c
+++ b/drivers/net/ethernet/sfc/ef100_nic.c
@@ -1009,11 +1009,13 @@ static int ef100_process_design_param(struct efx_nic *efx,
 		return 0;
 	case ESE_EF100_DP_GZ_TSO_MAX_PAYLOAD_LEN:
 		nic_data->tso_max_payload_len = min_t(u64, reader->value, GSO_MAX_SIZE);
-		netif_set_gso_max_size(efx->net_dev, nic_data->tso_max_payload_len);
+		netif_set_tso_max_size(efx->net_dev,
+				       nic_data->tso_max_payload_len);
 		return 0;
 	case ESE_EF100_DP_GZ_TSO_MAX_PAYLOAD_NUM_SEGS:
 		nic_data->tso_max_payload_num_segs = min_t(u64, reader->value, 0xffff);
-		netif_set_gso_max_segs(efx->net_dev, nic_data->tso_max_payload_num_segs);
+		netif_set_tso_max_segs(efx->net_dev,
+				       nic_data->tso_max_payload_num_segs);
 		return 0;
 	case ESE_EF100_DP_GZ_TSO_MAX_NUM_FRAMES:
 		nic_data->tso_max_frames = min_t(u64, reader->value, 0xffff);
@@ -1138,7 +1140,8 @@ static int ef100_probe_main(struct efx_nic *efx)
 	nic_data->tso_max_frames = ESE_EF100_DP_GZ_TSO_MAX_NUM_FRAMES_DEFAULT;
 	nic_data->tso_max_payload_num_segs = ESE_EF100_DP_GZ_TSO_MAX_PAYLOAD_NUM_SEGS_DEFAULT;
 	nic_data->tso_max_payload_len = ESE_EF100_DP_GZ_TSO_MAX_PAYLOAD_LEN_DEFAULT;
-	netif_set_gso_max_segs(net_dev, ESE_EF100_DP_GZ_TSO_MAX_HDR_NUM_SEGS_DEFAULT);
+	netif_set_tso_max_segs(net_dev,
+			       ESE_EF100_DP_GZ_TSO_MAX_HDR_NUM_SEGS_DEFAULT);
 	/* Read design parameters */
 	rc = ef100_check_design_params(efx);
 	if (rc) {
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 5e7fe75cb1d4..5a772354da83 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -710,7 +710,7 @@ static int efx_register_netdev(struct efx_nic *efx)
 	if (efx_nic_rev(efx) >= EFX_REV_HUNT_A0)
 		net_dev->priv_flags |= IFF_UNICAST_FLT;
 	net_dev->ethtool_ops = &efx_ethtool_ops;
-	netif_set_gso_max_segs(net_dev, EFX_TSO_MAX_SEGS);
+	netif_set_tso_max_segs(net_dev, EFX_TSO_MAX_SEGS);
 	net_dev->min_mtu = EFX_MIN_MTU;
 	net_dev->max_mtu = EFX_MAX_MTU;
 
diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c
index 60c595ef7589..b7282331faec 100644
--- a/drivers/net/ethernet/sfc/falcon/efx.c
+++ b/drivers/net/ethernet/sfc/falcon/efx.c
@@ -2267,7 +2267,7 @@ static int ef4_register_netdev(struct ef4_nic *efx)
 	net_dev->irq = efx->pci_dev->irq;
 	net_dev->netdev_ops = &ef4_netdev_ops;
 	net_dev->ethtool_ops = &ef4_ethtool_ops;
-	netif_set_gso_max_segs(net_dev, EF4_TSO_MAX_SEGS);
+	netif_set_tso_max_segs(net_dev, EF4_TSO_MAX_SEGS);
 	net_dev->min_mtu = EF4_MIN_MTU;
 	net_dev->max_mtu = EF4_MAX_MTU;
 
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 448fcc325ed7..866af2cc27a3 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -1431,7 +1431,7 @@ static int rndis_netdev_set_hwcaps(struct rndis_device *rndis_device,
 	 */
 	net->features &= ~NETVSC_SUPPORTED_HW_FEATURES | net->hw_features;
 
-	netif_set_gso_max_size(net, gso_max_size);
+	netif_set_tso_max_size(net, gso_max_size);
 
 	ret = rndis_filter_set_offload_params(net, nvdev, &offloads);
 
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index 696e245f6d00..aa28a29e228c 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -139,8 +139,7 @@ static int ipvlan_init(struct net_device *dev)
 	dev->vlan_features = phy_dev->vlan_features & IPVLAN_FEATURES;
 	dev->vlan_features |= IPVLAN_ALWAYS_ON_OFLOADS;
 	dev->hw_enc_features |= dev->features;
-	netif_set_gso_max_size(dev, phy_dev->gso_max_size);
-	netif_set_gso_max_segs(dev, phy_dev->gso_max_segs);
+	netif_inherit_tso_max(dev, phy_dev);
 	dev->hard_header_len = phy_dev->hard_header_len;
 
 	netdev_lockdep_set_classes(dev);
@@ -762,8 +761,7 @@ static int ipvlan_device_event(struct notifier_block *unused,
 
 	case NETDEV_FEAT_CHANGE:
 		list_for_each_entry(ipvlan, &port->ipvlans, pnode) {
-			netif_set_gso_max_size(ipvlan->dev, dev->gso_max_size);
-			netif_set_gso_max_segs(ipvlan->dev, dev->gso_max_segs);
+			netif_inherit_tso_max(ipvlan->dev, dev);
 			netdev_update_features(ipvlan->dev);
 		}
 		break;
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index b00bc8173abe..0017bd0fe3bb 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -904,8 +904,7 @@ static int macvlan_init(struct net_device *dev)
 	dev->vlan_features	= lowerdev->vlan_features & MACVLAN_FEATURES;
 	dev->vlan_features	|= ALWAYS_ON_OFFLOADS;
 	dev->hw_enc_features    |= dev->features;
-	netif_set_gso_max_size(dev, lowerdev->gso_max_size);
-	netif_set_gso_max_segs(dev, lowerdev->gso_max_segs);
+	netif_inherit_tso_max(dev, lowerdev);
 	dev->hard_header_len	= lowerdev->hard_header_len;
 	macvlan_set_lockdep_class(dev);
 
@@ -1763,8 +1762,7 @@ static int macvlan_device_event(struct notifier_block *unused,
 		break;
 	case NETDEV_FEAT_CHANGE:
 		list_for_each_entry(vlan, &port->vlans, list) {
-			netif_set_gso_max_size(vlan->dev, dev->gso_max_size);
-			netif_set_gso_max_segs(vlan->dev, dev->gso_max_segs);
+			netif_inherit_tso_max(vlan->dev, dev);
 			netdev_update_features(vlan->dev);
 		}
 		break;
diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c
index ca409d450a29..3020e81159d0 100644
--- a/drivers/net/usb/aqc111.c
+++ b/drivers/net/usb/aqc111.c
@@ -735,7 +735,7 @@ static int aqc111_bind(struct usbnet *dev, struct usb_interface *intf)
 	dev->net->features |= AQ_SUPPORT_FEATURE;
 	dev->net->vlan_features |= AQ_SUPPORT_VLAN_FEATURE;
 
-	netif_set_gso_max_size(dev->net, 65535);
+	netif_set_tso_max_size(dev->net, 65535);
 
 	aqc111_read_fw_version(dev, aqc111_data);
 	aqc111_data->autoneg = AUTONEG_ENABLE;
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index e2fa56b92685..7a8c11a26eb5 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1382,7 +1382,7 @@ static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf)
 
 	dev->net->hw_features |= dev->net->features;
 
-	netif_set_gso_max_size(dev->net, 16384);
+	netif_set_tso_max_size(dev->net, 16384);
 
 	/* Enable checksum offload */
 	*tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP |
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 94e571fb61da..636a405844c5 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -4372,7 +4372,7 @@ static int lan78xx_probe(struct usb_interface *intf,
 	/* MTU range: 68 - 9000 */
 	netdev->max_mtu = MAX_SINGLE_PACKET_SIZE;
 
-	netif_set_gso_max_size(netdev, LAN78XX_TSO_SIZE(dev));
+	netif_set_tso_max_size(netdev, LAN78XX_TSO_SIZE(dev));
 
 	netif_napi_add(netdev, &dev->napi, lan78xx_poll, NAPI_POLL_WEIGHT);
 
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index ee41088c5251..d3b53db57c26 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -9658,7 +9658,7 @@ static int rtl8152_probe(struct usb_interface *intf,
 	}
 
 	netdev->ethtool_ops = &ops;
-	netif_set_gso_max_size(netdev, RTL_LIMITED_TSO_SIZE);
+	netif_set_tso_max_size(netdev, RTL_LIMITED_TSO_SIZE);
 
 	/* MTU range: 68 - 1500 or 9194 */
 	netdev->min_mtu = ETH_MIN_MTU;
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 3592014e50cc..f474e79a7745 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -1758,8 +1758,7 @@ static int veth_newlink(struct net *src_net, struct net_device *dev,
 	if (ifmp && (dev->ifindex != 0))
 		peer->ifindex = ifmp->ifi_index;
 
-	netif_set_gso_max_size(peer, dev->gso_max_size);
-	netif_set_gso_max_segs(peer, dev->gso_max_segs);
+	netif_inherit_tso_max(peer, dev);
 
 	err = register_netdevice(peer);
 	put_net(net);
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index 8a5e3a6d32d7..2bda692f70c5 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -3683,8 +3683,7 @@ static void vxlan_config_apply(struct net_device *dev,
 	if (lowerdev) {
 		dst->remote_ifindex = conf->remote_ifindex;
 
-		netif_set_gso_max_size(dev, lowerdev->gso_max_size);
-		netif_set_gso_max_segs(dev, lowerdev->gso_max_segs);
+		netif_inherit_tso_max(dev, lowerdev);
 
 		needed_headroom = lowerdev->hard_header_len;
 		needed_headroom += lowerdev->needed_headroom;
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 92698f79a4e0..2d4436cbcb47 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -1129,7 +1129,7 @@ static int qeth_l2_setup_netdev(struct qeth_card *card)
 	if (card->dev->hw_features & (NETIF_F_TSO | NETIF_F_TSO6)) {
 		card->dev->needed_headroom = sizeof(struct qeth_hdr_tso);
 		netif_keep_dst(card->dev);
-		netif_set_gso_max_size(card->dev,
+		netif_set_tso_max_size(card->dev,
 				       PAGE_SIZE * (QDIO_MAX_ELEMENTS_PER_BUFFER - 1));
 	}
 
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index ea3b6b18aa6e..8d44bce0477a 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -1907,7 +1907,7 @@ static int qeth_l3_setup_netdev(struct qeth_card *card)
 
 	netif_keep_dst(card->dev);
 	if (card->dev->hw_features & (NETIF_F_TSO | NETIF_F_TSO6))
-		netif_set_gso_max_size(card->dev,
+		netif_set_tso_max_size(card->dev,
 				       PAGE_SIZE * (QETH_MAX_BUFFER_ELEMENTS(card) - 1));
 
 	netif_napi_add(card->dev, &card->napi, qeth_poll, NAPI_POLL_WEIGHT);