574 static ssize_t kernel_readv(struct file *file, const struct iovec *vec,  in kernel_readv()
584 	res = vfs_readv(file, (const struct iovec __user *)vec, vlen, &pos);  in kernel_readv()
615 	struct iovec *vec, __vec[PIPE_DEF_BUFFERS];  in default_file_splice_read()
635 		vec = kmalloc(spd.nr_pages_max * sizeof(struct iovec), GFP_KERNEL);  in default_file_splice_read()
1437 static int get_iovec_page_array(const struct iovec __user *iov,  in get_iovec_page_array()
1446 		struct iovec entry;  in get_iovec_page_array()
1543 static long vmsplice_to_user(struct file *file, const struct iovec __user *uiov,  in vmsplice_to_user()
1549 	struct iovec iovstack[UIO_FASTIOV];  in vmsplice_to_user()
1550 	struct iovec *iov = iovstack;  in vmsplice_to_user()
1583 static long vmsplice_to_pipe(struct file *file, const struct iovec __user *iov,  in vmsplice_to_pipe()
1634 SYSCALL_DEFINE4(vmsplice, int, fd, const struct iovec __user *, iov,  in SYSCALL_DEFINE4()
1664 	struct iovec __user *iov;  in COMPAT_SYSCALL_DEFINE4()
1667 	iov = compat_alloc_user_space(nr_segs * sizeof(struct iovec));  in COMPAT_SYSCALL_DEFINE4()