datpath: Avoid reporting half updated statistics.

[sliver-openvswitch.git] / datapath / vport.h

diff --git a/datapath/vport.h b/datapath/vport.h
index a5c17f6..0a6801d 100644 (file)
--- a/datapath/vport.h
+++ b/datapath/vport.h
@@ -10,6 +10,7 @@
 #define VPORT_H 1
 
 #include <linux/list.h>
+#include <linux/seqlock.h>
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>
 
@@ -83,6 +84,7 @@ struct vport_percpu_stats {
        u64 rx_packets;
        u64 tx_bytes;
        u64 tx_packets;
+       seqcount_t seqlock;
 };
 
 struct vport_err_stats {