diff options
Diffstat (limited to 'drivers/net/ethernet/ibm/ibmvnic.c')
| -rw-r--r-- | drivers/net/ethernet/ibm/ibmvnic.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index b65f5f3ac034..8f2a77ecf4fb 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -59,6 +59,7 @@ #include <linux/mm.h> #include <linux/ethtool.h> #include <linux/proc_fs.h> +#include <linux/if_arp.h> #include <linux/in.h> #include <linux/ip.h> #include <linux/ipv6.h> @@ -1177,6 +1178,9 @@ static int build_hdr_data(u8 hdr_field, struct sk_buff *skb, hdr_len[2] = tcp_hdrlen(skb); else if (ipv6_hdr(skb)->nexthdr == IPPROTO_UDP) hdr_len[2] = sizeof(struct udphdr); + } else if (skb->protocol == htons(ETH_P_ARP)) { + hdr_len[1] = arp_hdr_len(skb->dev); + hdr_len[2] = 0; } memset(hdr_data, 0, 120); @@ -1412,7 +1416,8 @@ static int ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev) /* determine if l2/3/4 headers are sent to firmware */ if ((*hdrs >> 7) & 1 && (skb->protocol == htons(ETH_P_IP) || - skb->protocol == htons(ETH_P_IPV6))) { + skb->protocol == htons(ETH_P_IPV6) || + skb->protocol == htons(ETH_P_ARP))) { build_hdr_descs_arr(tx_buff, &num_entries, *hdrs); tx_crq.v1.n_crq_elem = num_entries; tx_buff->indir_arr[0] = tx_crq; @@ -2484,6 +2489,12 @@ static irqreturn_t ibmvnic_interrupt_rx(int irq, void *instance) struct ibmvnic_sub_crq_queue *scrq = instance; struct ibmvnic_adapter *adapter = scrq->adapter; + /* When booting a kdump kernel we can hit pending interrupts + * prior to completing driver initialization. + */ + if (unlikely(adapter->state != VNIC_OPEN)) + return IRQ_NONE; + adapter->rx_stats_buffers[scrq->scrq_num].interrupts++; if (napi_schedule_prep(&adapter->napi[scrq->scrq_num])) { @@ -4335,7 +4346,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) } netdev = alloc_etherdev_mq(sizeof(struct ibmvnic_adapter), - IBMVNIC_MAX_TX_QUEUES); + IBMVNIC_MAX_QUEUES); if (!netdev) return -ENOMEM; |