ecryptfs: switch to ->read_iter()

 * The function to be used for directory reads is ecryptfs_read.

 */

static ssize_t ecryptfs_read_update_atime(struct kiocb *iocb,

				const struct iovec *iov,

				unsigned long nr_segs, loff_t pos)

				struct iov_iter *to)

{

	ssize_t rc;

	struct path *path;

	struct file *file = iocb->ki_filp;

	rc = generic_file_aio_read(iocb, iov, nr_segs, pos);

	rc = generic_file_read_iter(iocb, to);

	/*

	 * Even though this is a async interface, we need to wait

	 * for IO to finish to update atime

const struct file_operations ecryptfs_main_fops = {

	.llseek = generic_file_llseek,

	.read = do_sync_read,

	.aio_read = ecryptfs_read_update_atime,

	.read = new_sync_read,

	.read_iter = ecryptfs_read_update_atime,

	.write = do_sync_write,

	.aio_write = generic_file_aio_write,

	.iterate = ecryptfs_readdir,