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| author | WANG Cong <xiyou.wangcong@gmail.com> | 2014-02-13 20:46:28 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-02-14 21:49:55 +0100 |
| commit | 1c213bd24ad04f4430031d20d740d7783162b099 (patch) | |
| tree | eb42b8d216e89008065634185fd6a5fcce5ec4e9 /drivers/net/macvlan.c | |
| parent | net-sysfs: get_netdev_queue_index() cleanup (diff) | |
| download | linux-1c213bd24ad04f4430031d20d740d7783162b099.tar.xz linux-1c213bd24ad04f4430031d20d740d7783162b099.zip | |
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/macvlan.c')
| -rw-r--r-- | drivers/net/macvlan.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 8433de4509c7..25685e3eb472 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -534,7 +534,6 @@ static int macvlan_init(struct net_device *dev) { struct macvlan_dev *vlan = netdev_priv(dev); const struct net_device *lowerdev = vlan->lowerdev; - int i; dev->state = (dev->state & ~MACVLAN_STATE_MASK) | (lowerdev->state & MACVLAN_STATE_MASK); @@ -546,16 +545,10 @@ static int macvlan_init(struct net_device *dev) macvlan_set_lockdep_class(dev); - vlan->pcpu_stats = alloc_percpu(struct vlan_pcpu_stats); + vlan->pcpu_stats = netdev_alloc_pcpu_stats(struct vlan_pcpu_stats); if (!vlan->pcpu_stats) return -ENOMEM; - for_each_possible_cpu(i) { - struct vlan_pcpu_stats *mvlstats; - mvlstats = per_cpu_ptr(vlan->pcpu_stats, i); - u64_stats_init(&mvlstats->syncp); - } - return 0; } |