netdev - [RFC PATCH] openvswitch: Use net_ratelimit in OVS

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Date:	Sun, 02 Feb 2014 22:55:26 -0800
From:	Joe Perches <joe@...ches.com>
To:	Jesse Gross <jesse@...ira.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	dev@...nvswitch.com, Andy Zhou <azhou@...ira.com>,
	Ben Pfaff <blp@...ira.com>
Subject: [RFC PATCH] openvswitch: Use net_ratelimit in OVS_NLERR

Perhaps it'd make sense to use net_ratelimit()
instead of printk_once for OVS_NLERR
---
 net/openvswitch/datapath.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/net/openvswitch/datapath.h b/net/openvswitch/datapath.h
index 6be9fbb..0f5e77c 100644
--- a/net/openvswitch/datapath.h
+++ b/net/openvswitch/datapath.h
@@ -194,7 +194,9 @@ struct sk_buff *ovs_vport_cmd_build_info(struct vport *, u32 pid, u32 seq,
 int ovs_execute_actions(struct datapath *dp, struct sk_buff *skb);
 void ovs_dp_notify_wq(struct work_struct *work);
 
-#define OVS_NLERR(fmt, ...) \
-	pr_info_once("netlink: " fmt, ##__VA_ARGS__)
-
+#define OVS_NLERR(fmt, ...)					\
+do {								\
+	if (net_ratelimit())					\
+		pr_info("netlink: " fmt, ##__VA_ARGS__);	\
+} while (0)
 #endif /* datapath.h */


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