Symbol: __sock_set_rcvbuf
net/core/sock.c
1000
__sock_set_rcvbuf(sk, val);
net/core/sock.c
1375
__sock_set_rcvbuf(sk, min_t(u32, val, READ_ONCE(sysctl_rmem_max)));
net/core/sock.c
1387
__sock_set_rcvbuf(sk, max(val, 0));