# \[PATCH 16/29\] jfs: use bdev\_nr\_sectors instead of open coding it

- From: Christoph Hellwig \<hch@lst.de\>
- Date: 2021-10-13 05:33:05 
- List: linux-ext4
- Page: https://ratatoskr.run/linux-ext4/2021/10/215837
- Thread: https://ratatoskr.run/linux-block/2021/10/215820/t.md

```text
Use the proper helper to read the block device size.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/jfs/resize.c | 2 +-
 fs/jfs/super.c  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/jfs/resize.c b/fs/jfs/resize.c
index bde787c354fcc..51a8b22e71030 100644
--- a/fs/jfs/resize.c
+++ b/fs/jfs/resize.c
@@ -199,7 +199,7 @@ int jfs_extendfs(struct super_block *sb, s64 newLVSize, int newLogSize)
 	txQuiesce(sb);
 
 	/* Reset size of direct inode */
-	sbi->direct_inode->i_size =  i_size_read(sb->s_bdev->bd_inode);
+	sbi->direct_inode->i_size = bdev_nr_sectors(sb->s_bdev) << SECTOR_SHIFT;
 
 	if (sbi->mntflag & JFS_INLINELOG) {
 		/*
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index 9030aeaf0f886..992870160903d 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -551,7 +551,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
 		ret = -ENOMEM;
 		goto out_unload;
 	}
-	inode->i_size = i_size_read(sb->s_bdev->bd_inode);
+	inode->i_size = bdev_nr_sectors(sb->s_bdev) << SECTOR_SHIFT;
 	inode->i_mapping->a_ops = &jfs_metapage_aops;
 	inode_fake_hash(inode);
 	mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
-- 
2.30.2

```