ip_getsockopt 380 include/net/ip.h extern int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen); ip_getsockopt 891 net/dccp/ipv4.c .getsockopt = ip_getsockopt, ip_getsockopt 1204 net/ipv4/ip_sockglue.c ip_getsockopt); ip_getsockopt 783 net/ipv4/raw.c return ip_getsockopt(sk, level, optname, optval, optlen); ip_getsockopt 1742 net/ipv4/tcp_ipv4.c .getsockopt = ip_getsockopt, ip_getsockopt 1412 net/ipv4/udp.c return ip_getsockopt(sk, level, optname, optval, optlen); ip_getsockopt 960 net/sctp/protocol.c .getsockopt = ip_getsockopt,