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Date: Fri, 09 Nov 2012 10:21:09 +0800 From: Shan Wei <shanwei88@...il.com> To: jesse@...ira.com, dev@...nvswitch.org, NetDev <netdev@...r.kernel.org>, Kernel-Maillist <linux-kernel@...r.kernel.org>, David Miller <davem@...emloft.net>, cl@...ux-foundation.org, Shan Wei <shanwei88@...il.com> Subject: [PATCH v3 4/9] net: openvswitch: use this_cpu_ptr per-cpu helper From: Shan Wei <davidshan@...cent.com> just use more faster this_cpu_ptr instead of per_cpu_ptr(p, smp_processor_id()); Signed-off-by: Shan Wei <davidshan@...cent.com> --- no changes vs v2. --- net/openvswitch/datapath.c | 4 ++-- net/openvswitch/vport.c | 5 ++--- 2 files changed, 4 insertions(+), 5 deletions(-) diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index 4c4b62c..77d16a5 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -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++; diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c index 03779e8..70af0be 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++; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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