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From: Jens Axboe <axboe@kernel.dk>
To: linux-kernel@vger.kernel.org
Cc: Jens Axboe <axboe@kernel.dk>
Subject: [PATCH 135/437] fs/notify: convert to read/write iterators
Date: Thu, 11 Apr 2024 09:14:35 -0600
Message-ID: <20240411153126.16201-136-axboe@kernel.dk>
In-Reply-To: <20240411153126.16201-1-axboe@kernel.dk>
References: <20240411153126.16201-1-axboe@kernel.dk>
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Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 fs/notify/fanotify/fanotify_user.c | 6 ++++--
 fs/notify/inotify/inotify_user.c   | 3 ++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index fbdc63cc10d9..52b97f6c2285 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -868,6 +868,7 @@ static ssize_t fanotify_read(struct file *file, char __user *buf,
 		ret = buf - start;
 	return ret;
 }
+FOPS_READ_ITER_HELPER(fanotify_read);
 
 static ssize_t fanotify_write(struct file *file, const char __user *buf, size_t count, loff_t *pos)
 {
@@ -900,6 +901,7 @@ static ssize_t fanotify_write(struct file *file, const char __user *buf, size_t
 
 	return count;
 }
+FOPS_WRITE_ITER_HELPER(fanotify_write);
 
 static int fanotify_release(struct inode *ignored, struct file *file)
 {
@@ -984,8 +986,8 @@ static long fanotify_ioctl(struct file *file, unsigned int cmd, unsigned long ar
 static const struct file_operations fanotify_fops = {
 	.show_fdinfo	= fanotify_show_fdinfo,
 	.poll		= fanotify_poll,
-	.read		= fanotify_read,
-	.write		= fanotify_write,
+	.read_iter	= fanotify_read_iter,
+	.write_iter	= fanotify_write_iter,
 	.fasync		= NULL,
 	.release	= fanotify_release,
 	.unlocked_ioctl	= fanotify_ioctl,
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 85d8fdd55329..bdc424a79e3c 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -297,6 +297,7 @@ static ssize_t inotify_read(struct file *file, char __user *buf,
 		ret = buf - start;
 	return ret;
 }
+FOPS_READ_ITER_HELPER(inotify_read);
 
 static int inotify_release(struct inode *ignored, struct file *file)
 {
@@ -357,7 +358,7 @@ static long inotify_ioctl(struct file *file, unsigned int cmd,
 static const struct file_operations inotify_fops = {
 	.show_fdinfo	= inotify_show_fdinfo,
 	.poll		= inotify_poll,
-	.read		= inotify_read,
+	.read_iter	= inotify_read_iter,
 	.fasync		= fsnotify_fasync,
 	.release	= inotify_release,
 	.unlocked_ioctl	= inotify_ioctl,
-- 
2.43.0