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authorWANG Cong <xiyou.wangcong@gmail.com>2014-02-13 11:46:28 -0800
committerDavid S. Miller <davem@davemloft.net>2014-02-14 15:49:55 -0500
commit1c213bd24ad04f4430031d20d740d7783162b099 (patch)
treeeb42b8d216e89008065634185fd6a5fcce5ec4e9 /drivers/net/vxlan.c
parented1acc8cd8c22efa919da8d300bab646e01c2dce (diff)
net: introduce netdev_alloc_pcpu_stats() for drivers
There are many drivers calling alloc_percpu() to allocate pcpu stats and then initializing ->syncp. So just introduce a helper function for them. Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/vxlan.c')
-rw-r--r--drivers/net/vxlan.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index b0f705c2378f..dec9820bc182 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1978,19 +1978,11 @@ static int vxlan_init(struct net_device *dev)
struct vxlan_dev *vxlan = netdev_priv(dev);
struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id);
struct vxlan_sock *vs;
- int i;
- dev->tstats = alloc_percpu(struct pcpu_sw_netstats);
+ dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
if (!dev->tstats)
return -ENOMEM;
- for_each_possible_cpu(i) {
- struct pcpu_sw_netstats *vxlan_stats;
- vxlan_stats = per_cpu_ptr(dev->tstats, i);
- u64_stats_init(&vxlan_stats->syncp);
- }
-
-
spin_lock(&vn->sock_lock);
vs = vxlan_find_sock(dev_net(dev), vxlan->dst_port);
if (vs) {