diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 0fe164b42c5d..4c7d07c684c4 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -389,6 +389,9 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; } + if (unlikely(ipv6_hopopt_jumbo_remove(skb))) + goto tx_free; + length = skb->len; len = skb_headlen(skb); last_frag = skb_shinfo(skb)->nr_frags; @@ -11315,6 +11318,7 @@ static bool bnxt_exthdr_check(struct bnxt *bp, struct sk_buff *skb, int nw_off, u8 **nextp) { struct ipv6hdr *ip6h = (struct ipv6hdr *)(skb->data + nw_off); + struct hop_jumbo_hdr *jhdr; int hdr_count = 0; u8 *nexthdr; int start; @@ -11342,9 +11346,27 @@ static bool bnxt_exthdr_check(struct bnxt *bp, struct sk_buff *skb, int nw_off, if (hdrlen > 64) return false; + + /* The ext header may be a hop-by-hop header inserted for + * big TCP purposes. This will be removed before sending + * from NIC, so do not count it. + */ + if (*nexthdr == NEXTHDR_HOP) { + if (likely(skb->len <= GRO_LEGACY_MAX_SIZE)) + goto increment_hdr; + + jhdr = (struct hop_jumbo_hdr *)hp; + if (jhdr->tlv_type != IPV6_TLV_JUMBO || jhdr->hdrlen != 0 || + jhdr->nexthdr != IPPROTO_TCP) + goto increment_hdr; + + goto next_hdr; + } +increment_hdr: + hdr_count++; +next_hdr: nexthdr = &hp->nexthdr; start += hdrlen; - hdr_count++; } if (nextp) { /* Caller will check inner protocol */ @@ -13657,6 +13679,8 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dev->features &= ~NETIF_F_LRO; dev->priv_flags |= IFF_UNICAST_FLT; + netif_set_tso_max_size(dev, GSO_MAX_SIZE); + #ifdef CONFIG_BNXT_SRIOV init_waitqueue_head(&bp->sriov_cfg_wait); #endif |