driverdiff.patch

diff -Naur linux-4.19.138/drivers/net/vmxnet3/vmxnet3_drv.c ../SOURCES/linux-5.8/drivers/net/vmxnet3/vmxnet3_drv.c
--- linux-4.19.138/drivers/net/vmxnet3/vmxnet3_drv.c	2020-09-18 02:49:39.826513351 +0100
+++ ../SOURCES/linux-5.8/drivers/net/vmxnet3/vmxnet3_drv.c	2020-09-18 02:58:22.467376972 +0100
@@ -535,8 +535,8 @@
 	}
 
 	sz = tq->tx_ring.size * sizeof(tq->buf_info[0]);
-	tq->buf_info = dma_zalloc_coherent(&adapter->pdev->dev, sz,
-					   &tq->buf_info_pa, GFP_KERNEL);
+	tq->buf_info = dma_alloc_coherent(&adapter->pdev->dev, sz,
+					  &tq->buf_info_pa, GFP_KERNEL);
 	if (!tq->buf_info)
 		goto err;
 
@@ -657,13 +657,12 @@
 vmxnet3_append_frag(struct sk_buff *skb, struct Vmxnet3_RxCompDesc *rcd,
 		    struct vmxnet3_rx_buf_info *rbi)
 {
-	struct skb_frag_struct *frag = skb_shinfo(skb)->frags +
-		skb_shinfo(skb)->nr_frags;
+	skb_frag_t *frag = skb_shinfo(skb)->frags + skb_shinfo(skb)->nr_frags;
 
 	BUG_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS);
 
 	__skb_frag_set_page(frag, rbi->page);
-	frag->page_offset = 0;
+	skb_frag_off_set(frag, 0);
 	skb_frag_size_set(frag, rcd->len);
 	skb->data_len += rcd->len;
 	skb->truesize += PAGE_SIZE;
@@ -755,7 +754,7 @@
 	}
 
 	for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
-		const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
+		const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
 		u32 buf_size;
 
 		buf_offset = 0;
@@ -988,10 +987,7 @@
 		tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, 0,
 						 IPPROTO_TCP, 0);
 	} else if (ctx->ipv6) {
-		struct ipv6hdr *iph = ipv6_hdr(skb);
-
-		tcph->check = ~csum_ipv6_magic(&iph->saddr, &iph->daddr, 0,
-					       IPPROTO_TCP, 0);
+		tcp_v6_gso_csum_prep(skb);
 	}
 }
 
@@ -1001,7 +997,7 @@
 	int i;
 
 	for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
-		const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
+		const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
 
 		count += VMXNET3_TXD_NEEDED(skb_frag_size(frag));
 	}
@@ -1891,8 +1887,8 @@
 
 	sz = sizeof(struct vmxnet3_rx_buf_info) * (rq->rx_ring[0].size +
 						   rq->rx_ring[1].size);
-	bi = dma_zalloc_coherent(&adapter->pdev->dev, sz, &rq->buf_info_pa,
-				 GFP_KERNEL);
+	bi = dma_alloc_coherent(&adapter->pdev->dev, sz, &rq->buf_info_pa,
+				GFP_KERNEL);
 	if (!bi)
 		goto err;
 
@@ -3325,7 +3321,7 @@
 
 
 static void
-vmxnet3_tx_timeout(struct net_device *netdev)
+vmxnet3_tx_timeout(struct net_device *netdev, unsigned int txqueue)
 {
 	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 	adapter->tx_timeout_count++;
@@ -3373,6 +3369,7 @@
 		.ndo_start_xmit = vmxnet3_xmit_frame,
 		.ndo_set_mac_address = vmxnet3_set_mac_addr,
 		.ndo_change_mtu = vmxnet3_change_mtu,
+		.ndo_fix_features = vmxnet3_fix_features,
 		.ndo_set_features = vmxnet3_set_features,
 		.ndo_get_stats64 = vmxnet3_get_stats64,
 		.ndo_tx_timeout = vmxnet3_tx_timeout,
@@ -3560,7 +3557,6 @@
 			err = -ENOMEM;
 			goto err_ver;
 		}
-		memset(adapter->coal_conf, 0, sizeof(*adapter->coal_conf));
 		adapter->coal_conf->coalMode = VMXNET3_COALESCE_DISABLED;
 		adapter->default_coal_mode = true;
 	}
@@ -3787,13 +3783,19 @@
 	}
 
 	if (adapter->wol & WAKE_ARP) {
-		in_dev = in_dev_get(netdev);
-		if (!in_dev)
+		rcu_read_lock();
+
+		in_dev = __in_dev_get_rcu(netdev);
+		if (!in_dev) {
+			rcu_read_unlock();
 			goto skip_arp;
+		}
 
-		ifa = (struct in_ifaddr *)in_dev->ifa_list;
-		if (!ifa)
+		ifa = rcu_dereference(in_dev->ifa_list);
+		if (!ifa) {
+			rcu_read_unlock();
 			goto skip_arp;
+		}
 
 		pmConf->filters[i].patternSize = ETH_HLEN + /* Ethernet header*/
 			sizeof(struct arphdr) +		/* ARP header */
@@ -3813,7 +3815,9 @@
 
 		/* The Unicast IPv4 address in 'tip' field. */
 		arpreq += 2 * ETH_ALEN + sizeof(u32);
-		*(u32 *)arpreq = ifa->ifa_address;
+		*(__be32 *)arpreq = ifa->ifa_address;
+
+		rcu_read_unlock();
 
 		/* The mask for the relevant bits. */
 		pmConf->filters[i].mask[0] = 0x00;
@@ -3822,7 +3826,6 @@
 		pmConf->filters[i].mask[3] = 0x00;
 		pmConf->filters[i].mask[4] = 0xC0; /* IPv4 TIP */
 		pmConf->filters[i].mask[5] = 0x03; /* IPv4 TIP */
-		in_dev_put(in_dev);
 
 		pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_FILTER;
 		i++;
diff -Naur linux-4.19.138/drivers/net/vmxnet3/vmxnet3_ethtool.c ../SOURCES/linux-5.8/drivers/net/vmxnet3/vmxnet3_ethtool.c
--- linux-4.19.138/drivers/net/vmxnet3/vmxnet3_ethtool.c	2020-09-18 02:49:39.825513356 +0100
+++ ../SOURCES/linux-5.8/drivers/net/vmxnet3/vmxnet3_ethtool.c	2020-08-02 22:21:45.000000000 +0100
@@ -257,6 +257,16 @@
 	}
 }
 
+netdev_features_t vmxnet3_fix_features(struct net_device *netdev,
+				       netdev_features_t features)
+{
+	/* If Rx checksum is disabled, then LRO should also be disabled */
+	if (!(features & NETIF_F_RXCSUM))
+		features &= ~NETIF_F_LRO;
+
+	return features;
+}
+
 static void vmxnet3_enable_encap_offloads(struct net_device *netdev)
 {
 	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
@@ -585,10 +595,8 @@
 	}
 
 	if (VMXNET3_VERSION_GE_3(adapter)) {
-		if (param->rx_mini_pending < 0 ||
-		    param->rx_mini_pending > VMXNET3_RXDATA_DESC_MAX_SIZE) {
+		if (param->rx_mini_pending > VMXNET3_RXDATA_DESC_MAX_SIZE)
 			return -EINVAL;
-		}
 	} else if (param->rx_mini_pending != 0) {
 		return -EINVAL;
 	}
@@ -1040,27 +1048,6 @@
 	if (!VMXNET3_VERSION_GE_3(adapter))
 		return -EOPNOTSUPP;
 
-	if (ec->rx_coalesce_usecs_irq ||
-	    ec->rx_max_coalesced_frames_irq ||
-	    ec->tx_coalesce_usecs ||
-	    ec->tx_coalesce_usecs_irq ||
-	    ec->tx_max_coalesced_frames_irq ||
-	    ec->stats_block_coalesce_usecs ||
-	    ec->use_adaptive_tx_coalesce ||
-	    ec->pkt_rate_low ||
-	    ec->rx_coalesce_usecs_low ||
-	    ec->rx_max_coalesced_frames_low ||
-	    ec->tx_coalesce_usecs_low ||
-	    ec->tx_max_coalesced_frames_low ||
-	    ec->pkt_rate_high ||
-	    ec->rx_coalesce_usecs_high ||
-	    ec->rx_max_coalesced_frames_high ||
-	    ec->tx_coalesce_usecs_high ||
-	    ec->tx_max_coalesced_frames_high ||
-	    ec->rate_sample_interval) {
-		return -EINVAL;
-	}
-
 	if ((ec->rx_coalesce_usecs == 0) &&
 	    (ec->use_adaptive_rx_coalesce == 0) &&
 	    (ec->tx_max_coalesced_frames == 0) &&
@@ -1151,6 +1138,9 @@
 }
 
 static const struct ethtool_ops vmxnet3_ethtool_ops = {
+	.supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS |
+				     ETHTOOL_COALESCE_MAX_FRAMES |
+				     ETHTOOL_COALESCE_USE_ADAPTIVE_RX,
 	.get_drvinfo       = vmxnet3_get_drvinfo,
 	.get_regs_len      = vmxnet3_get_regs_len,
 	.get_regs          = vmxnet3_get_regs,
diff -Naur linux-4.19.138/drivers/net/vmxnet3/vmxnet3_int.h ../SOURCES/linux-5.8/drivers/net/vmxnet3/vmxnet3_int.h
--- linux-4.19.138/drivers/net/vmxnet3/vmxnet3_int.h	2020-09-18 02:49:39.827513345 +0100
+++ ../SOURCES/linux-5.8/drivers/net/vmxnet3/vmxnet3_int.h	2020-08-02 22:21:45.000000000 +0100
@@ -69,12 +69,12 @@
 /*
  * Version numbers
  */
-#define VMXNET3_DRIVER_VERSION_STRING   "1.5.1.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING   "1.5.0.0-k"
 
 /* Each byte of this 32-bit integer encodes a version number in
  * VMXNET3_DRIVER_VERSION_STRING.
  */
-#define VMXNET3_DRIVER_VERSION_NUM      0x01050100
+#define VMXNET3_DRIVER_VERSION_NUM      0x01050000
 
 #if defined(CONFIG_PCI_MSI)
 	/* RSS only makes sense if MSI-X is supported. */
@@ -467,6 +467,9 @@
 void
 vmxnet3_rq_destroy_all(struct vmxnet3_adapter *adapter);
 
+netdev_features_t
+vmxnet3_fix_features(struct net_device *netdev, netdev_features_t features);
+
 int
 vmxnet3_set_features(struct net_device *netdev, netdev_features_t features);