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Diffstat (limited to 'include/net')
-rw-r--r--include/net/netns/ipv4.h1
-rw-r--r--include/net/tcp.h5
2 files changed, 4 insertions, 2 deletions
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index 9e9bbebaebd1..6e26ea2d0374 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -95,6 +95,7 @@ struct netns_ipv4 {
u32 sysctl_tcp_probe_interval;
int sysctl_tcp_keepalive_time;
+ int sysctl_tcp_keepalive_probes;
struct ping_group_range ping_group_range;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index cb4d4cf25744..0646521400bf 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -240,7 +240,6 @@ extern int sysctl_tcp_timestamps;
extern int sysctl_tcp_window_scaling;
extern int sysctl_tcp_sack;
extern int sysctl_tcp_fin_timeout;
-extern int sysctl_tcp_keepalive_probes;
extern int sysctl_tcp_keepalive_intvl;
extern int sysctl_tcp_syn_retries;
extern int sysctl_tcp_synack_retries;
@@ -1236,7 +1235,9 @@ static inline int keepalive_time_when(const struct tcp_sock *tp)
static inline int keepalive_probes(const struct tcp_sock *tp)
{
- return tp->keepalive_probes ? : sysctl_tcp_keepalive_probes;
+ struct net *net = sock_net((struct sock *)tp);
+
+ return tp->keepalive_probes ? : net->ipv4.sysctl_tcp_keepalive_probes;
}
static inline u32 keepalive_time_elapsed(const struct tcp_sock *tp)