69 		struct user_msghdr __user	*umsg;  member
257 				    struct user_msghdr __user *umsg)  in io_copy_msghdr_from_user()  argument
259 	if (!user_access_begin(umsg, sizeof(*umsg)))  in io_copy_msghdr_from_user()
261 	unsafe_get_user(msg->msg_name, &umsg->msg_name, ua_end);  in io_copy_msghdr_from_user()
262 	unsafe_get_user(msg->msg_namelen, &umsg->msg_namelen, ua_end);  in io_copy_msghdr_from_user()
263 	unsafe_get_user(msg->msg_iov, &umsg->msg_iov, ua_end);  in io_copy_msghdr_from_user()
264 	unsafe_get_user(msg->msg_iovlen, &umsg->msg_iovlen, ua_end);  in io_copy_msghdr_from_user()
265 	unsafe_get_user(msg->msg_control, &umsg->msg_control, ua_end);  in io_copy_msghdr_from_user()
266 	unsafe_get_user(msg->msg_controllen, &umsg->msg_controllen, ua_end);  in io_copy_msghdr_from_user()
279 	struct user_msghdr __user *umsg = sr->umsg;  in io_msg_copy_hdr()  local
300 	ret = io_copy_msghdr_from_user(msg, umsg);  in io_msg_copy_hdr()
380 	sr->umsg = u64_to_user_ptr(READ_ONCE(sqe->addr));  in io_sendmsg_setup()
767 	sr->umsg = u64_to_user_ptr(READ_ONCE(sqe->addr));  in io_recvmsg_prep()
1019 		ret = __sys_recvmsg_sock(sock, &kmsg->msg, sr->umsg,  in io_recvmsg()