sysctl_tcp_keepalive_intvl  127 include/net/netns/ipv4.h 	int sysctl_tcp_keepalive_intvl;
sysctl_tcp_keepalive_intvl 1428 include/net/tcp.h 	return tp->keepalive_intvl ? : net->ipv4.sysctl_tcp_keepalive_intvl;
sysctl_tcp_keepalive_intvl  900 net/ipv4/sysctl_net_ipv4.c 		.data		= &init_net.ipv4.sysctl_tcp_keepalive_intvl,
sysctl_tcp_keepalive_intvl 2668 net/ipv4/tcp_ipv4.c 	net->ipv4.sysctl_tcp_keepalive_intvl = TCP_KEEPALIVE_INTVL;