Re: [RFC v4 linux-next 07/19] erofs: prevent direct access of bd_inode

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On 2024/2/22 20:45, Yu Kuai wrote:
From: Yu Kuai <yukuai3@xxxxxxxxxx>

Now that all filesystems stash the bdev file, it's ok to get inode
for the file.

Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
Reviewed-by: Gao Xiang <hsiangkao@xxxxxxxxxxxxxxxxx>

(BTW, it'd be better to +Cc EROFS mailing list for this patch.)

Thanks,
Gao Xiang

---
  fs/erofs/data.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 433fc39ba423..dc2d43abe8c5 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -70,7 +70,7 @@ void erofs_init_metabuf(struct erofs_buf *buf, struct super_block *sb)
  	if (erofs_is_fscache_mode(sb))
  		buf->inode = EROFS_SB(sb)->s_fscache->inode;
  	else
-		buf->inode = sb->s_bdev->bd_inode;
+		buf->inode = file_inode(sb->s_bdev_file);
  }
void *erofs_read_metabuf(struct erofs_buf *buf, struct super_block *sb,




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