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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>
This commit is contained in:
Shan Wei 2012-11-13 09:52:25 +08:00 committed by Jesse Gross
parent 3fdbd1ce11
commit 404f2f1019
2 changed files with 4 additions and 5 deletions
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4
net/openvswitch/datapath.c
View File

@ -208,7 +208,7 @@ void ovs_dp_process_received_packet(struct vport *p, struct sk_buff *skb)
int error;
int key_len;
stats = per_cpu_ptr(dp->stats_percpu, smp_processor_id());
stats = this_cpu_ptr(dp->stats_percpu);
/* Extract flow from 'skb' into 'key'. */
error = ovs_flow_extract(skb, p->port_no, &key, &key_len);
@ -282,7 +282,7 @@ int ovs_dp_upcall(struct datapath *dp, struct sk_buff *skb,
return 0;
err:
stats = per_cpu_ptr(dp->stats_percpu, smp_processor_id());
stats = this_cpu_ptr(dp->stats_percpu);
u64_stats_update_begin(&stats->sync);
stats->n_lost++;

5
net/openvswitch/vport.c
View File

@ -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++;