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From: Jens Axboe <axboe@kernel.dk>
To: linux-kernel@vger.kernel.org
Cc: Jens Axboe <axboe@kernel.dk>
Subject: [PATCH 041/437] fs: convert any user of fops->read() for seq_read to read_iter
Date: Thu, 11 Apr 2024 09:13:01 -0600
Message-ID: <20240411153126.16201-42-axboe@kernel.dk>
In-Reply-To: <20240411153126.16201-1-axboe@kernel.dk>
References: <20240411153126.16201-1-axboe@kernel.dk>
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There's a seq_read_iter that can be used, do that.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 fs/dlm/debug_fs.c              | 10 +++++-----
 fs/gfs2/glock.c                |  6 +++---
 fs/ocfs2/cluster/netdebug.c    |  6 +++---
 fs/ocfs2/dlm/dlmdebug.c        |  2 +-
 fs/ocfs2/dlmglue.c             |  2 +-
 fs/orangefs/orangefs-debugfs.c |  2 +-
 fs/proc/array.c                |  2 +-
 7 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/fs/dlm/debug_fs.c b/fs/dlm/debug_fs.c
index 4fa11d9ddbb6..1236e8d13453 100644
--- a/fs/dlm/debug_fs.c
+++ b/fs/dlm/debug_fs.c
@@ -774,7 +774,7 @@ static int table_open5(struct inode *inode, struct file *file)
 static const struct file_operations format1_fops = {
 	.owner   = THIS_MODULE,
 	.open    = table_open1,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = seq_release
 };
@@ -782,7 +782,7 @@ static const struct file_operations format1_fops = {
 static const struct file_operations format2_fops = {
 	.owner   = THIS_MODULE,
 	.open    = table_open2,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.write   = table_write2,
 	.llseek  = seq_lseek,
 	.release = seq_release
@@ -791,7 +791,7 @@ static const struct file_operations format2_fops = {
 static const struct file_operations format3_fops = {
 	.owner   = THIS_MODULE,
 	.open    = table_open3,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = seq_release
 };
@@ -799,7 +799,7 @@ static const struct file_operations format3_fops = {
 static const struct file_operations format4_fops = {
 	.owner   = THIS_MODULE,
 	.open    = table_open4,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = seq_release
 };
@@ -807,7 +807,7 @@ static const struct file_operations format4_fops = {
 static const struct file_operations format5_fops = {
 	.owner   = THIS_MODULE,
 	.open    = table_open5,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = seq_release
 };
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 34540f9d011c..c57d468dce21 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -2699,7 +2699,7 @@ static int gfs2_glstats_open(struct inode *inode, struct file *file)
 static const struct file_operations gfs2_glocks_fops = {
 	.owner   = THIS_MODULE,
 	.open    = gfs2_glocks_open,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = gfs2_glocks_release,
 };
@@ -2707,7 +2707,7 @@ static const struct file_operations gfs2_glocks_fops = {
 static const struct file_operations gfs2_glstats_fops = {
 	.owner   = THIS_MODULE,
 	.open    = gfs2_glstats_open,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = gfs2_glocks_release,
 };
@@ -2876,7 +2876,7 @@ static int gfs2_glockfd_open(struct inode *inode, struct file *file)
 static const struct file_operations gfs2_glockfd_fops = {
 	.owner   = THIS_MODULE,
 	.open    = gfs2_glockfd_open,
-	.read    = seq_read,
+	.read_iter    = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = seq_release_private,
 };
diff --git a/fs/ocfs2/cluster/netdebug.c b/fs/ocfs2/cluster/netdebug.c
index bc27301eab6d..fde10358c8ee 100644
--- a/fs/ocfs2/cluster/netdebug.c
+++ b/fs/ocfs2/cluster/netdebug.c
@@ -184,7 +184,7 @@ static int nst_fop_release(struct inode *inode, struct file *file)
 
 static const struct file_operations nst_seq_fops = {
 	.open = nst_fop_open,
-	.read = seq_read,
+	.read_iter = seq_read_iter,
 	.llseek = seq_lseek,
 	.release = nst_fop_release,
 };
@@ -416,7 +416,7 @@ static int stats_fop_open(struct inode *inode, struct file *file)
 
 static const struct file_operations stats_seq_fops = {
 	.open = stats_fop_open,
-	.read = seq_read,
+	.read_iter = seq_read_iter,
 	.llseek = seq_lseek,
 	.release = sc_fop_release,
 };
@@ -428,7 +428,7 @@ static int sc_fop_open(struct inode *inode, struct file *file)
 
 static const struct file_operations sc_seq_fops = {
 	.open = sc_fop_open,
-	.read = seq_read,
+	.read_iter = seq_read_iter,
 	.llseek = seq_lseek,
 	.release = sc_fop_release,
 };
diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c
index be5e9ed7da8d..cd4857d5a44a 100644
--- a/fs/ocfs2/dlm/dlmdebug.c
+++ b/fs/ocfs2/dlm/dlmdebug.c
@@ -651,7 +651,7 @@ static int debug_lockres_release(struct inode *inode, struct file *file)
 static const struct file_operations debug_lockres_fops = {
 	.open =		debug_lockres_open,
 	.release =	debug_lockres_release,
-	.read =		seq_read,
+	.read_iter =	seq_read_iter,
 	.llseek =	seq_lseek,
 };
 /* end - debug lockres funcs */
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index cb40cafbc062..673697bfae39 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -3299,7 +3299,7 @@ static int ocfs2_dlm_debug_open(struct inode *inode, struct file *file)
 static const struct file_operations ocfs2_dlm_debug_fops = {
 	.open =		ocfs2_dlm_debug_open,
 	.release =	ocfs2_dlm_debug_release,
-	.read =		seq_read,
+	.read_iter =	seq_read_iter,
 	.llseek =	seq_lseek,
 };
 
diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index 1b508f543384..2f1ed95ac8fb 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -116,7 +116,7 @@ static const struct seq_operations help_debug_ops = {
 static const struct file_operations debug_help_fops = {
 	.owner		= THIS_MODULE,
 	.open           = orangefs_debug_help_open,
-	.read           = seq_read,
+	.read_iter      = seq_read_iter,
 	.release        = seq_release,
 	.llseek         = seq_lseek,
 };
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 34a47fb0c57f..756fc6accd26 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -815,7 +815,7 @@ static int children_seq_open(struct inode *inode, struct file *file)
 
 const struct file_operations proc_tid_children_operations = {
 	.open    = children_seq_open,
-	.read    = seq_read,
+	.read_iter = seq_read_iter,
 	.llseek  = seq_lseek,
 	.release = seq_release,
 };
-- 
2.43.0