From: Yu Kuai <yukuai3@xxxxxxxxxx> Which is more efficiency, and also prepare to remove the field 'bd_inode' from block_device. Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx> --- fs/cramfs/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index 60dbfa0f8805..e9ed1e24c9e4 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -183,7 +183,7 @@ static int next_buffer; static void *cramfs_blkdev_read(struct super_block *sb, unsigned int offset, unsigned int len) { - struct address_space *mapping = sb->s_bdev->bd_inode->i_mapping; + struct address_space *mapping = bdev_inode(sb->s_bdev)->i_mapping; struct file_ra_state ra = {}; struct page *pages[BLKS_PER_BUF]; unsigned i, blocknr, buffer; -- 2.39.2