__sys_sendmsg     372 include/linux/socket.h extern long __sys_sendmsg(int fd, struct user_msghdr __user *msg,
__sys_sendmsg     642 net/compat.c   	return __sys_sendmsg(fd, (struct user_msghdr __user *)msg,
__sys_sendmsg    2406 net/socket.c   	return __sys_sendmsg(fd, msg, flags, true);
__sys_sendmsg    2904 net/socket.c   		err = __sys_sendmsg(a0, (struct user_msghdr __user *)a1,