ipvs: Make wrr "no available servers" error message rate-limited

No available servers is more an error message than something informational. It
should also be rate-limited, else we're going to flood our logs on a busy
director, if all real servers are out of order with a weight of zero.

Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
Acked-by: Simon Horman <horms@verge.net.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/ipvs/ip_vs_wrr.c b/net/ipv4/ipvs/ip_vs_wrr.c
index 749fa04..85c680a 100644 (file)
--- a/net/ipv4/ipvs/ip_vs_wrr.c
+++ b/net/ipv4/ipvs/ip_vs_wrr.c
@@ -22,6 +22,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/net.h>
 
 #include <net/ip_vs.h>
 
@@ -169,7 +170,7 @@ ip_vs_wrr_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
                                 */
                                if (mark->cw == 0) {
                                        mark->cl = &svc->destinations;
-                                       IP_VS_INFO("ip_vs_wrr_schedule(): "
+                                       IP_VS_ERR_RL("ip_vs_wrr_schedule(): "
                                                   "no available servers\n");
                                        dest = NULL;
                                        goto out;