sysctl_tcp_dsack 152 include/net/netns/ipv4.h int sysctl_tcp_dsack; sysctl_tcp_dsack 1156 net/ipv4/sysctl_net_ipv4.c .data = &init_net.ipv4.sysctl_tcp_dsack, sysctl_tcp_dsack 4236 net/ipv4/tcp_input.c if (tcp_is_sack(tp) && sock_net(sk)->ipv4.sysctl_tcp_dsack) { sysctl_tcp_dsack 4282 net/ipv4/tcp_input.c if (tcp_is_sack(tp) && sock_net(sk)->ipv4.sysctl_tcp_dsack) { sysctl_tcp_dsack 2694 net/ipv4/tcp_ipv4.c net->ipv4.sysctl_tcp_dsack = 1;