diff options
| author | WANG Cong <xiyou.wangcong@gmail.com> | 2014-02-13 11:46:28 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-02-14 15:49:55 -0500 |
| commit | 1c213bd24ad04f4430031d20d740d7783162b099 (patch) | |
| tree | eb42b8d216e89008065634185fd6a5fcce5ec4e9 /net/openvswitch/datapath.c | |
| parent | ed1acc8cd8c22efa919da8d300bab646e01c2dce (diff) | |
| download | op-kernel-dev-1c213bd24ad04f4430031d20d740d7783162b099.zip op-kernel-dev-1c213bd24ad04f4430031d20d740d7783162b099.tar.gz | |
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 'net/openvswitch/datapath.c')
| -rw-r--r-- | net/openvswitch/datapath.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index e9a48ba..3a95406 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -1215,18 +1215,12 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct genl_info *info) if (err) goto err_free_dp; - dp->stats_percpu = alloc_percpu(struct dp_stats_percpu); + dp->stats_percpu = netdev_alloc_pcpu_stats(struct dp_stats_percpu); if (!dp->stats_percpu) { err = -ENOMEM; goto err_destroy_table; } - for_each_possible_cpu(i) { - struct dp_stats_percpu *dpath_stats; - dpath_stats = per_cpu_ptr(dp->stats_percpu, i); - u64_stats_init(&dpath_stats->sync); - } - dp->ports = kmalloc(DP_VPORT_HASH_BUCKETS * sizeof(struct hlist_head), GFP_KERNEL); if (!dp->ports) { |
