diff options
Diffstat (limited to 'drivers/net/hyperv/netvsc_drv.c')
| -rw-r--r-- | drivers/net/hyperv/netvsc_drv.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 3af6d8d15233..f8c18370d9d1 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -744,14 +744,16 @@ void netvsc_linkstatus_callback(struct net_device *net, } static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, - struct napi_struct *napi, - const struct ndis_tcp_ip_checksum_info *csum_info, - const struct ndis_pkt_8021q_info *vlan, - void *data, u32 buflen) + struct netvsc_channel *nvchan) { + struct napi_struct *napi = &nvchan->napi; + const struct ndis_pkt_8021q_info *vlan = nvchan->rsc.vlan; + const struct ndis_tcp_ip_checksum_info *csum_info = + nvchan->rsc.csum_info; struct sk_buff *skb; + int i; - skb = napi_alloc_skb(napi, buflen); + skb = napi_alloc_skb(napi, nvchan->rsc.pktlen); if (!skb) return skb; @@ -759,7 +761,8 @@ static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, * Copy to skb. This copy is needed here since the memory pointed by * hv_netvsc_packet cannot be deallocated */ - skb_put_data(skb, data, buflen); + for (i = 0; i < nvchan->rsc.cnt; i++) + skb_put_data(skb, nvchan->rsc.data[i], nvchan->rsc.len[i]); skb->protocol = eth_type_trans(skb, net); @@ -792,14 +795,11 @@ static struct sk_buff *netvsc_alloc_recv_skb(struct net_device *net, */ int netvsc_recv_callback(struct net_device *net, struct netvsc_device *net_device, - struct vmbus_channel *channel, - void *data, u32 len, - const struct ndis_tcp_ip_checksum_info *csum_info, - const struct ndis_pkt_8021q_info *vlan) + struct netvsc_channel *nvchan) { struct net_device_context *net_device_ctx = netdev_priv(net); + struct vmbus_channel *channel = nvchan->channel; u16 q_idx = channel->offermsg.offer.sub_channel_index; - struct netvsc_channel *nvchan = &net_device->chan_table[q_idx]; struct sk_buff *skb; struct netvsc_stats *rx_stats; @@ -807,8 +807,8 @@ int netvsc_recv_callback(struct net_device *net, return NVSP_STAT_FAIL; /* Allocate a skb - TODO direct I/O to pages? */ - skb = netvsc_alloc_recv_skb(net, &nvchan->napi, - csum_info, vlan, data, len); + skb = netvsc_alloc_recv_skb(net, nvchan); + if (unlikely(!skb)) { ++net_device_ctx->eth_stats.rx_no_memory; rcu_read_unlock(); @@ -825,7 +825,7 @@ int netvsc_recv_callback(struct net_device *net, rx_stats = &nvchan->rx_stats; u64_stats_update_begin(&rx_stats->syncp); rx_stats->packets++; - rx_stats->bytes += len; + rx_stats->bytes += nvchan->rsc.pktlen; if (skb->pkt_type == PACKET_BROADCAST) ++rx_stats->broadcast; |