# \[PATCH 10/30\] fs: simplify init\_page\_buffers

- From: Christoph Hellwig \<hch@lst.de\>
- Date: 2021-10-18 10:12:44 
- List: linux-ext4
- Page: https://ratatoskr.run/linux-ext4/2021/10/216206
- Thread: https://ratatoskr.run/linux-block/2021/10/216197/t.md

```text
No need to convert from bdev to inode and back.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Kees Cook <redacted>
Reviewed-by: Jan Kara <jack@suse.cz>
---
 fs/buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index 156358977249f..46bc589b7a03c 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -897,7 +897,7 @@ init_page_buffers(struct page *page, struct block_device *bdev,
 	struct buffer_head *head = page_buffers(page);
 	struct buffer_head *bh = head;
 	int uptodate = PageUptodate(page);
-	sector_t end_block = blkdev_max_block(I_BDEV(bdev->bd_inode), size);
+	sector_t end_block = blkdev_max_block(bdev, size);
 
 	do {
 		if (!buffer_mapped(bh)) {
-- 
2.30.2

```