1812 	struct btrfs_device *device;  in btrfs_congested_fn()  local
1816 	list_for_each_entry_rcu(device, &info->fs_devices->devices, dev_list) {  in btrfs_congested_fn()
1817 		if (!device->bdev)  in btrfs_congested_fn()
1819 		bdi = blk_get_backing_dev_info(device->bdev);  in btrfs_congested_fn()
3332 		struct btrfs_device *device = (struct btrfs_device *)  in btrfs_end_buffer_write_sync()  local
3335 		btrfs_warn_rl_in_rcu(device->dev_root->fs_info,  in btrfs_end_buffer_write_sync()
3337 					  rcu_str_deref(device->name));  in btrfs_end_buffer_write_sync()
3342 		btrfs_dev_stat_inc_and_print(device, BTRFS_DEV_STAT_WRITE_ERRS);  in btrfs_end_buffer_write_sync()
3426 static int write_dev_supers(struct btrfs_device *device,  in write_dev_supers()  argument
3443 		    device->commit_total_bytes)  in write_dev_supers()
3447 			bh = __find_get_block(device->bdev, bytenr / 4096,  in write_dev_supers()
3477 			bh = __getblk(device->bdev, bytenr / 4096,  in write_dev_supers()
3480 				btrfs_err(device->dev_root->fs_info,  in write_dev_supers()
3495 			bh->b_private = device;  in write_dev_supers()
3530 static int write_dev_flush(struct btrfs_device *device, int wait)  in write_dev_flush()  argument
3535 	if (device->nobarriers)  in write_dev_flush()
3539 		bio = device->flush_bio;  in write_dev_flush()
3543 		wait_for_completion(&device->flush_wait);  in write_dev_flush()
3547 			btrfs_dev_stat_inc_and_print(device,  in write_dev_flush()
3553 		device->flush_bio = NULL;  in write_dev_flush()
3562 	device->flush_bio = NULL;  in write_dev_flush()
3568 	bio->bi_bdev = device->bdev;  in write_dev_flush()
3570 	init_completion(&device->flush_wait);  in write_dev_flush()
3571 	bio->bi_private = &device->flush_wait;  in write_dev_flush()
3572 	device->flush_bio = bio;  in write_dev_flush()