On Tue, 30 Dec 2014 09:57:37 +0100, Christoph Hellwig <hch@xxxxxx> wrote:
> mapping->backing_dev_info will go away, so don't rely on it.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Looks good for me.
Acked-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxxxxxx>
> ---
> fs/nilfs2/super.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
> index 2e5b3ec..3d4bbac 100644
> --- a/fs/nilfs2/super.c
> +++ b/fs/nilfs2/super.c
> @@ -1057,7 +1057,6 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
> {
> struct the_nilfs *nilfs;
> struct nilfs_root *fsroot;
> - struct backing_dev_info *bdi;
> __u64 cno;
> int err;
>
> @@ -1077,8 +1076,7 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
> sb->s_time_gran = 1;
> sb->s_max_links = NILFS_LINK_MAX;
>
> - bdi = sb->s_bdev->bd_inode->i_mapping->backing_dev_info;
> - sb->s_bdi = bdi ? : &default_backing_dev_info;
> + sb->s_bdi = &bdev_get_queue(sb->s_bdev)->backing_dev_info;
>
> err = load_nilfs(nilfs, sb);
> if (err)
> --
> 1.9.1
>
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