From: Alex Gartrell <agartrell@fb.com>
Date: Wed, 26 Aug 2015 16:40:34 +0000 (-0700)
Subject: ipvs: add schedule_icmp sysctl
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=94485fedcb176a9105961e47bd9dda23801c1906;p=linux-beck.git

ipvs: add schedule_icmp sysctl

This sysctl will be used to enable the scheduling of icmp packets.

Signed-off-by: Alex Gartrell <agartrell@fb.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
---

diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index ba90729d1111..47677f0493c7 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -997,6 +997,7 @@ struct netns_ipvs {
 	int			sysctl_pmtu_disc;
 	int			sysctl_backup_only;
 	int			sysctl_conn_reuse_mode;
+	int			sysctl_schedule_icmp;
 
 	/* ip_vs_lblc */
 	int			sysctl_lblc_expiration;
@@ -1115,6 +1116,11 @@ static inline int sysctl_conn_reuse_mode(struct netns_ipvs *ipvs)
 	return ipvs->sysctl_conn_reuse_mode;
 }
 
+static inline int sysctl_schedule_icmp(struct netns_ipvs *ipvs)
+{
+	return ipvs->sysctl_schedule_icmp;
+}
+
 #else
 
 static inline int sysctl_sync_threshold(struct netns_ipvs *ipvs)
@@ -1187,6 +1193,11 @@ static inline int sysctl_conn_reuse_mode(struct netns_ipvs *ipvs)
 	return 1;
 }
 
+static inline int sysctl_schedule_icmp(struct netns_ipvs *ipvs)
+{
+	return 0;
+}
+
 #endif
 
 /* IPVS core functions
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 1a23e91d50d8..31d80e203863 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -1844,6 +1844,12 @@ static struct ctl_table vs_vars[] = {
 		.mode		= 0644,
 		.proc_handler	= proc_dointvec,
 	},
+	{
+		.procname	= "schedule_icmp",
+		.maxlen		= sizeof(int),
+		.mode		= 0644,
+		.proc_handler	= proc_dointvec,
+	},
 #ifdef CONFIG_IP_VS_DEBUG
 	{
 		.procname	= "debug_level",
@@ -3895,7 +3901,7 @@ static int __net_init ip_vs_control_net_init_sysctl(struct net *net)
 	tbl[idx++].data = &ipvs->sysctl_backup_only;
 	ipvs->sysctl_conn_reuse_mode = 1;
 	tbl[idx++].data = &ipvs->sysctl_conn_reuse_mode;
-
+	tbl[idx++].data = &ipvs->sysctl_schedule_icmp;
 
 	ipvs->sysctl_hdr = register_net_sysctl(net, "net/ipv4/vs", tbl);
 	if (ipvs->sysctl_hdr == NULL) {