net: openvswitch: use this_cpu_ptr per-cpu helper

just use more faster this_cpu_ptr instead of per_cpu_ptr(p, smp_processor_id());

Signed-off-by: Shan Wei <davidshan@tencent.com>
Reviewed-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c
index 03779e8a2622..70af0bedbac4 100644
--- a/net/openvswitch/vport.c
+++ b/net/openvswitch/vport.c
@@ -333,8 +333,7 @@ void ovs_vport_receive(struct vport *vport, struct sk_buff *skb)
 {
         struct vport_percpu_stats *stats;
 
-        stats = per_cpu_ptr(vport->percpu_stats, smp_processor_id());
-
+        stats = this_cpu_ptr(vport->percpu_stats);
         u64_stats_update_begin(&stats->sync);
         stats->rx_packets++;
         stats->rx_bytes += skb->len;
@@ -359,7 +358,7 @@ int ovs_vport_send(struct vport *vport, struct sk_buff *skb)
         if (likely(sent)) {
                 struct vport_percpu_stats *stats;
 
-                stats = per_cpu_ptr(vport->percpu_stats, smp_processor_id());
+                stats = this_cpu_ptr(vport->percpu_stats);
 
                 u64_stats_update_begin(&stats->sync);
                 stats->tx_packets++;