[PATCH] vfs: remove unused argument in iterate_bdevs

From: Rakesh Pandit
Date: Thu Jan 11 2018 - 09:04:14 EST


Signed-off-by: Rakesh Pandit <rakesh@xxxxxxxxxx>
---
fs/block_dev.c | 4 ++--
fs/sync.c | 12 ++++++------
include/linux/fs.h | 4 ++--
3 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 4a181fc..95eba30 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -2112,7 +2112,7 @@ int __invalidate_device(struct block_device *bdev, bool kill_dirty)
}
EXPORT_SYMBOL(__invalidate_device);

-void iterate_bdevs(void (*func)(struct block_device *, void *), void *arg)
+void iterate_bdevs(void (*func)(struct block_device *))
{
struct inode *inode, *old_inode = NULL;

@@ -2144,7 +2144,7 @@ void iterate_bdevs(void (*func)(struct block_device *, void *), void *arg)

mutex_lock(&bdev->bd_mutex);
if (bdev->bd_openers)
- func(bdev, arg);
+ func(bdev);
mutex_unlock(&bdev->bd_mutex);

spin_lock(&blockdev_superblock->s_inode_list_lock);
diff --git a/fs/sync.c b/fs/sync.c
index 6e0a2cb..47bfff8 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -80,12 +80,12 @@ static void sync_fs_one_sb(struct super_block *sb, void *arg)
sb->s_op->sync_fs(sb, *(int *)arg);
}

-static void fdatawrite_one_bdev(struct block_device *bdev, void *arg)
+static void fdatawrite_one_bdev(struct block_device *bdev)
{
filemap_fdatawrite(bdev->bd_inode->i_mapping);
}

-static void fdatawait_one_bdev(struct block_device *bdev, void *arg)
+static void fdatawait_one_bdev(struct block_device *bdev)
{
/*
* We keep the error status of individual mapping so that
@@ -113,8 +113,8 @@ SYSCALL_DEFINE0(sync)
iterate_supers(sync_inodes_one_sb, NULL);
iterate_supers(sync_fs_one_sb, &nowait);
iterate_supers(sync_fs_one_sb, &wait);
- iterate_bdevs(fdatawrite_one_bdev, NULL);
- iterate_bdevs(fdatawait_one_bdev, NULL);
+ iterate_bdevs(fdatawrite_one_bdev);
+ iterate_bdevs(fdatawait_one_bdev);
if (unlikely(laptop_mode))
laptop_sync_completion();
return 0;
@@ -130,10 +130,10 @@ static void do_sync_work(struct work_struct *work)
*/
iterate_supers(sync_inodes_one_sb, &nowait);
iterate_supers(sync_fs_one_sb, &nowait);
- iterate_bdevs(fdatawrite_one_bdev, NULL);
+ iterate_bdevs(fdatawrite_one_bdev);
iterate_supers(sync_inodes_one_sb, &nowait);
iterate_supers(sync_fs_one_sb, &nowait);
- iterate_bdevs(fdatawrite_one_bdev, NULL);
+ iterate_bdevs(fdatawrite_one_bdev);
printk("Emergency Sync complete\n");
kfree(work);
}
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 511fbaa..6a2d7b9 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2442,7 +2442,7 @@ extern void bd_set_size(struct block_device *, loff_t size);
extern void bd_forget(struct inode *inode);
extern void bdput(struct block_device *);
extern void invalidate_bdev(struct block_device *);
-extern void iterate_bdevs(void (*)(struct block_device *, void *), void *);
+extern void iterate_bdevs(void (*)(struct block_device *));
extern int sync_blockdev(struct block_device *bdev);
extern void kill_bdev(struct block_device *);
extern struct super_block *freeze_bdev(struct block_device *);
@@ -2472,7 +2472,7 @@ static inline int thaw_bdev(struct block_device *bdev, struct super_block *sb)
return 0;
}

-static inline void iterate_bdevs(void (*f)(struct block_device *, void *), void *arg)
+static inline void iterate_bdevs(void (*f)(struct block_device *, void *))
{
}

--
2.5.5