1 files changed, 16 insertions, 5 deletions

diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 31c3d77b4733..922054c1d544 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -542,6 +542,9 @@ static int negotiate_nvsp_ver(struct hv_device *device,
 		init_packet->msg.v2_msg.send_ndis_config.capability.teaming = 1;
 	}
 
+	if (nvsp_ver >= NVSP_PROTOCOL_VERSION_61)
+		init_packet->msg.v2_msg.send_ndis_config.capability.rsc = 1;
+
 	trace_nvsp_send(ndev, init_packet);
 
 	ret = vmbus_sendpacket(device->channel, init_packet,
@@ -1111,11 +1114,12 @@ static void enq_receive_complete(struct net_device *ndev,
 
 static int netvsc_receive(struct net_device *ndev,
 			  struct netvsc_device *net_device,
-			  struct vmbus_channel *channel,
+			  struct netvsc_channel *nvchan,
 			  const struct vmpacket_descriptor *desc,
 			  const struct nvsp_message *nvsp)
 {
 	struct net_device_context *net_device_ctx = netdev_priv(ndev);
+	struct vmbus_channel *channel = nvchan->channel;
 	const struct vmtransfer_page_packet_header *vmxferpage_packet
 		= container_of(desc, const struct vmtransfer_page_packet_header, d);
 	u16 q_idx = channel->offermsg.offer.sub_channel_index;
@@ -1150,6 +1154,7 @@ static int netvsc_receive(struct net_device *ndev,
 		int ret;
 
 		if (unlikely(offset + buflen > net_device->recv_buf_size)) {
+			nvchan->rsc.cnt = 0;
 			status = NVSP_STAT_FAIL;
 			netif_err(net_device_ctx, rx_err, ndev,
 				  "Packet offset:%u + len:%u too big\n",
@@ -1160,11 +1165,13 @@ static int netvsc_receive(struct net_device *ndev,
 
 		data = recv_buf + offset;
 
+		nvchan->rsc.is_last = (i == count - 1);
+
 		trace_rndis_recv(ndev, q_idx, data);
 
 		/* Pass it to the upper layer */
 		ret = rndis_filter_receive(ndev, net_device,
-					   channel, data, buflen);
+					   nvchan, data, buflen);
 
 		if (unlikely(ret != NVSP_STAT_SUCCESS))
 			status = NVSP_STAT_FAIL;
@@ -1203,6 +1210,9 @@ static void netvsc_send_vf(struct net_device *ndev,
 
 	net_device_ctx->vf_alloc = nvmsg->msg.v4_msg.vf_assoc.allocated;
 	net_device_ctx->vf_serial = nvmsg->msg.v4_msg.vf_assoc.serial;
+	netdev_info(ndev, "VF slot %u %s\n",
+		    net_device_ctx->vf_serial,
+		    net_device_ctx->vf_alloc ? "added" : "removed");
 }
 
 static  void netvsc_receive_inband(struct net_device *ndev,
@@ -1220,12 +1230,13 @@ static  void netvsc_receive_inband(struct net_device *ndev,
 }
 
 static int netvsc_process_raw_pkt(struct hv_device *device,
-				  struct vmbus_channel *channel,
+				  struct netvsc_channel *nvchan,
 				  struct netvsc_device *net_device,
 				  struct net_device *ndev,
 				  const struct vmpacket_descriptor *desc,
 				  int budget)
 {
+	struct vmbus_channel *channel = nvchan->channel;
 	const struct nvsp_message *nvmsg = hv_pkt_data(desc);
 
 	trace_nvsp_recv(ndev, channel, nvmsg);
@@ -1237,7 +1248,7 @@ static int netvsc_process_raw_pkt(struct hv_device *device,
 		break;
 
 	case VM_PKT_DATA_USING_XFER_PAGES:
-		return netvsc_receive(ndev, net_device, channel,
+		return netvsc_receive(ndev, net_device, nvchan,
 				      desc, nvmsg);
 		break;
 
@@ -1281,7 +1292,7 @@ int netvsc_poll(struct napi_struct *napi, int budget)
 		nvchan->desc = hv_pkt_iter_first(channel);
 
 	while (nvchan->desc && work_done < budget) {
-		work_done += netvsc_process_raw_pkt(device, channel, net_device,
+		work_done += netvsc_process_raw_pkt(device, nvchan, net_device,
 						    ndev, nvchan->desc, budget);
 		nvchan->desc = hv_pkt_iter_next(channel, nvchan->desc);
 	}