Commit e91e7dd7 authored by stephen hemminger's avatar stephen hemminger Committed by David S. Miller

netvsc: replace netdev_alloc_skb_ip_align with napi_alloc_skb

Gives potential performance gain.
Signed-off-by: default avatarStephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 742fe54c
...@@ -589,13 +589,14 @@ void netvsc_linkstatus_callback(struct hv_device *device_obj, ...@@ -589,13 +589,14 @@ void netvsc_linkstatus_callback(struct hv_device *device_obj,
} }
static struct sk_buff *netvsc_alloc_recv_skb(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_tcp_ip_checksum_info *csum_info,
const struct ndis_pkt_8021q_info *vlan, const struct ndis_pkt_8021q_info *vlan,
void *data, u32 buflen) void *data, u32 buflen)
{ {
struct sk_buff *skb; struct sk_buff *skb;
skb = netdev_alloc_skb_ip_align(net, buflen); skb = napi_alloc_skb(napi, buflen);
if (!skb) if (!skb)
return skb; return skb;
...@@ -664,7 +665,8 @@ int netvsc_recv_callback(struct net_device *net, ...@@ -664,7 +665,8 @@ int netvsc_recv_callback(struct net_device *net,
net = vf_netdev; net = vf_netdev;
/* Allocate a skb - TODO direct I/O to pages? */ /* Allocate a skb - TODO direct I/O to pages? */
skb = netvsc_alloc_recv_skb(net, csum_info, vlan, data, len); skb = netvsc_alloc_recv_skb(net, &nvchan->napi,
csum_info, vlan, data, len);
if (unlikely(!skb)) { if (unlikely(!skb)) {
++net->stats.rx_dropped; ++net->stats.rx_dropped;
rcu_read_unlock(); rcu_read_unlock();
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment