diff options
| author | stephen hemminger <stephen@networkplumber.org> | 2017-04-07 14:41:19 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-09 18:14:25 -0700 |
| commit | f9645430ef5f53ddf0ddd481e9f70f6fce7ccff2 (patch) | |
| tree | f433c3de0f1f82c5c0d8c18a8ca398197c0ed54f /drivers/net/hyperv | |
| parent | cdd3210c3d06c221fa46594e1a07ae48d8220668 (diff) | |
| download | linux-f9645430ef5f53ddf0ddd481e9f70f6fce7ccff2.tar.bz2 | |
netvsc: use napi_consume_skb
This allows using deferred skb freeing and with NAPI. And get buffer
recycling.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv')
| -rw-r--r-- | drivers/net/hyperv/netvsc.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 7ab06b338a14..fd21d5aab580 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -601,7 +601,8 @@ static inline void netvsc_free_send_slot(struct netvsc_device *net_device, static void netvsc_send_tx_complete(struct netvsc_device *net_device, struct vmbus_channel *incoming_channel, struct hv_device *device, - const struct vmpacket_descriptor *desc) + const struct vmpacket_descriptor *desc, + int budget) { struct sk_buff *skb = (struct sk_buff *)(unsigned long)desc->trans_id; struct net_device *ndev = hv_get_drvdata(device); @@ -628,7 +629,7 @@ static void netvsc_send_tx_complete(struct netvsc_device *net_device, tx_stats->bytes += packet->total_bytes; u64_stats_update_end(&tx_stats->syncp); - dev_consume_skb_any(skb); + napi_consume_skb(skb, budget); } queue_sends = @@ -646,7 +647,8 @@ static void netvsc_send_tx_complete(struct netvsc_device *net_device, static void netvsc_send_completion(struct netvsc_device *net_device, struct vmbus_channel *incoming_channel, struct hv_device *device, - const struct vmpacket_descriptor *desc) + const struct vmpacket_descriptor *desc, + int budget) { struct nvsp_message *nvsp_packet = hv_pkt_data(desc); struct net_device *ndev = hv_get_drvdata(device); @@ -664,7 +666,7 @@ static void netvsc_send_completion(struct netvsc_device *net_device, case NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE: netvsc_send_tx_complete(net_device, incoming_channel, - device, desc); + device, desc, budget); break; default: @@ -1174,14 +1176,16 @@ static int netvsc_process_raw_pkt(struct hv_device *device, struct vmbus_channel *channel, struct netvsc_device *net_device, struct net_device *ndev, - const struct vmpacket_descriptor *desc) + const struct vmpacket_descriptor *desc, + int budget) { struct net_device_context *net_device_ctx = netdev_priv(ndev); struct nvsp_message *nvmsg = hv_pkt_data(desc); switch (desc->type) { case VM_PKT_COMP: - netvsc_send_completion(net_device, channel, device, desc); + netvsc_send_completion(net_device, channel, device, + desc, budget); break; case VM_PKT_DATA_USING_XFER_PAGES: @@ -1230,7 +1234,7 @@ int netvsc_poll(struct napi_struct *napi, int budget) while (nvchan->desc && work_done < budget) { work_done += netvsc_process_raw_pkt(device, channel, net_device, - ndev, nvchan->desc); + ndev, nvchan->desc, budget); nvchan->desc = hv_pkt_iter_next(channel, nvchan->desc); } |