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nilfs2: set up s_bdi like the generic mount_bdev code

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mapping->backing_dev_info will go away, so don't rely on it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Reviewed-by: Tejun Heo <tj@kernel.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig 2015-01-14 10:42:35 +01:00 committed by Jens Axboe
parent 495a276e1c
commit 26ff13047e
1 changed files with 1 additions and 3 deletions
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4
fs/nilfs2/super.c
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@ -1057,7 +1057,6 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
{ {
struct the_nilfs *nilfs; struct the_nilfs *nilfs;
struct nilfs_root *fsroot; struct nilfs_root *fsroot;
struct backing_dev_info *bdi;
__u64 cno; __u64 cno;
int err; int err;
@ -1077,8 +1076,7 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
sb->s_time_gran = 1; sb->s_time_gran = 1;
sb->s_max_links = NILFS_LINK_MAX; sb->s_max_links = NILFS_LINK_MAX;
bdi = sb->s_bdev->bd_inode->i_mapping->backing_dev_info; sb->s_bdi = &bdev_get_queue(sb->s_bdev)->backing_dev_info;
sb->s_bdi = bdi ? : &default_backing_dev_info;
err = load_nilfs(nilfs, sb); err = load_nilfs(nilfs, sb);
if (err) if (err)