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authorstephen hemminger <stephen@networkplumber.org>2017-02-27 10:26:51 -0800
committerDavid S. Miller <davem@davemloft.net>2017-03-06 17:13:13 -0800
commite91e7dd71dedbf4508513c8a66212248a853ecbe (patch)
treecb827146e49ad03939767c43f8674321358c694d /drivers/net/hyperv
parentnetvsc: enable GRO (diff)
downloadlinux-dev-e91e7dd71dedbf4508513c8a66212248a853ecbe.tar.xz
linux-dev-e91e7dd71dedbf4508513c8a66212248a853ecbe.zip
netvsc: replace netdev_alloc_skb_ip_align with napi_alloc_skb
Gives potential performance gain. 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_drv.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 1345f34b6baf..617dd90803c9 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -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,
+ 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 sk_buff *skb;
- skb = netdev_alloc_skb_ip_align(net, buflen);
+ skb = napi_alloc_skb(napi, buflen);
if (!skb)
return skb;
@@ -664,7 +665,8 @@ int netvsc_recv_callback(struct net_device *net,
net = vf_netdev;
/* 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)) {
++net->stats.rx_dropped;
rcu_read_unlock();