1724 	struct backing_dev_info *bdi;  in btrfs_congested_fn()  local
1730 		bdi = blk_get_backing_dev_info(device->bdev);  in btrfs_congested_fn()
1731 		if (bdi_congested(bdi, bdi_bits)) {  in btrfs_congested_fn()
1740 static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi)  in setup_bdi()  argument
1744 	err = bdi_setup_and_register(bdi, "btrfs");  in setup_bdi()
1748 	bdi->ra_pages = VM_MAX_READAHEAD * 1024 / PAGE_CACHE_SIZE;  in setup_bdi()
1749 	bdi->congested_fn	= btrfs_congested_fn;  in setup_bdi()
1750 	bdi->congested_data	= info;  in setup_bdi()
1751 	bdi->capabilities |= BDI_CAP_CGROUP_WRITEBACK;  in setup_bdi()
2505 	ret = setup_bdi(fs_info, &fs_info->bdi);  in open_ctree()
2620 	sb->s_bdi = &fs_info->bdi;  in open_ctree()
2828 	fs_info->bdi.ra_pages *= btrfs_super_num_devices(disk_super);  in open_ctree()
2829 	fs_info->bdi.ra_pages = max(fs_info->bdi.ra_pages,  in open_ctree()
3180 	bdi_destroy(&fs_info->bdi);  in open_ctree()
3898 	bdi_destroy(&fs_info->bdi);  in close_ctree()