linux-kernel - [PATCH 342/437] s390: fs3270: convert to read/write iterators

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Date: Thu, 11 Apr 2024 09:18:02 -0600
From: Jens Axboe <axboe@...nel.dk>
To: linux-kernel@...r.kernel.org
Cc: Jens Axboe <axboe@...nel.dk>
Subject: [PATCH 342/437] s390: fs3270: convert to read/write iterators

Signed-off-by: Jens Axboe <axboe@...nel.dk>
---
 drivers/s390/char/fs3270.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c
index 4d824f86bbbb..c8c767342167 100644
--- a/drivers/s390/char/fs3270.c
+++ b/drivers/s390/char/fs3270.c
@@ -276,6 +276,7 @@ static ssize_t fs3270_read(struct file *filp, char __user *data,
 	idal_buffer_free(ib);
 	return rc;
 }
+FOPS_READ_ITER_HELPER(fs3270_read);
 
 /*
  * Process writes to fullscreen 3270.
@@ -316,6 +317,7 @@ static ssize_t fs3270_write(struct file *filp, const char __user *data,
 	idal_buffer_free(ib);
 	return rc;
 }
+FOPS_WRITE_ITER_HELPER(fs3270_write);
 
 /*
  * process ioctl commands for the tube driver
@@ -509,8 +511,8 @@ static int fs3270_close(struct inode *inode, struct file *filp)
 
 static const struct file_operations fs3270_fops = {
 	.owner		 = THIS_MODULE,		/* owner */
-	.read		 = fs3270_read,		/* read */
-	.write		 = fs3270_write,	/* write */
+	.read_iter	 = fs3270_read_iter,	/* read */
+	.write_iter	 = fs3270_write_iter,	/* write */
 	.unlocked_ioctl	 = fs3270_ioctl,	/* ioctl */
 	.compat_ioctl	 = fs3270_ioctl,	/* ioctl */
 	.open		 = fs3270_open,		/* open */
-- 
2.43.0