linux-kernel - [PATCH V9 31/33] ecrpytfs: Convert aio_read/write ops to read/write

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Message-Id: <1381932286-14978-32-git-send-email-dave.kleikamp@oracle.com>
Date:	Wed, 16 Oct 2013 09:04:44 -0500
From:	Dave Kleikamp <dave.kleikamp@...cle.com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-fsdevel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Maxim V. Patlasov" <mpatlasov@...allels.com>,
	Zach Brown <zab@...bo.net>,
	Christoph Hellwig <hch@...radead.org>,
	Dave Kleikamp <dave.kleikamp@...cle.com>,
	Tyler Hicks <tyhicks@...onical.com>,
	Dustin Kirkland <dustin.kirkland@...zang.com>,
	ecryptfs@...r.kernel.org
Subject: [PATCH V9 31/33] ecrpytfs: Convert aio_read/write ops to read/write_iter

Signed-off-by: Dave Kleikamp <dave.kleikamp@...cle.com>
Cc: Tyler Hicks <tyhicks@...onical.com>
Cc: Dustin Kirkland <dustin.kirkland@...zang.com>
Cc: ecryptfs@...r.kernel.org
---
 fs/ecryptfs/file.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index 992cf95..3ed6e5f 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -37,22 +37,21 @@
 /**
  * ecryptfs_read_update_atime
  *
- * generic_file_read updates the atime of upper layer inode.  But, it
+ * generic_file_read_iter updates the atime of upper layer inode.  But, it
  * doesn't give us a chance to update the atime of the lower layer
- * inode.  This function is a wrapper to generic_file_read.  It
- * updates the atime of the lower level inode if generic_file_read
+ * inode.  This function is a wrapper to generic_file_read_iter.  It
+ * updates the atime of the lower level inode if generic_file_read_iter
  * returns without any errors. This is to be used only for file reads.
  * 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 *iter, loff_t pos)
 {
 	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, iter, pos);
 	/*
 	 * Even though this is a async interface, we need to wait
 	 * for IO to finish to update atime
@@ -357,9 +356,9 @@ const struct file_operations ecryptfs_dir_fops = {
 const struct file_operations ecryptfs_main_fops = {
 	.llseek = generic_file_llseek,
 	.read = do_sync_read,
-	.aio_read = ecryptfs_read_update_atime,
+	.read_iter = ecryptfs_read_update_atime,
 	.write = do_sync_write,
-	.aio_write = generic_file_aio_write,
+	.write_iter = generic_file_write_iter,
 	.iterate = ecryptfs_readdir,
 	.unlocked_ioctl = ecryptfs_unlocked_ioctl,
 #ifdef CONFIG_COMPAT
-- 
1.8.4

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