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Commit 404f2f10 authored by Shan Wei's avatar Shan Wei Committed by Jesse Gross
Browse files

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: default avatarShan Wei <davidshan@tencent.com>
Reviewed-by: default avatarChristoph Lameter <cl@linux.com>
Signed-off-by: default avatarJesse Gross <jesse@nicira.com>
parent 3fdbd1ce

net/openvswitch/datapath.c

+2 −2
Original line number Diff line number Diff line
@@ -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++;

net/openvswitch/vport.c

+2 −3
Original line number Diff line number Diff line
@@ -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++;