min_rcvbuf 27 net/core/sysctl_net_core.c static int min_rcvbuf = SOCK_MIN_RCVBUF; min_rcvbuf 332 net/core/sysctl_net_core.c .extra1 = &min_rcvbuf, min_rcvbuf 348 net/core/sysctl_net_core.c .extra1 = &min_rcvbuf,