1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Copyright (C) STRATO AG 2012. All rights reserved. 4 */ 5 6#ifndef BTRFS_DEV_REPLACE_H 7#define BTRFS_DEV_REPLACE_H 8 9struct btrfs_ioctl_dev_replace_args; 10struct btrfs_fs_info; 11struct btrfs_trans_handle; 12struct btrfs_dev_replace; 13struct btrfs_block_group; 14 15int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info); 16int btrfs_run_dev_replace(struct btrfs_trans_handle *trans); 17int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info, 18 struct btrfs_ioctl_dev_replace_args *args); 19void btrfs_dev_replace_status(struct btrfs_fs_info *fs_info, 20 struct btrfs_ioctl_dev_replace_args *args); 21int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info); 22void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info); 23int btrfs_resume_dev_replace_async(struct btrfs_fs_info *fs_info); 24int __pure btrfs_dev_replace_is_ongoing(struct btrfs_dev_replace *dev_replace); 25bool btrfs_finish_block_group_to_copy(struct btrfs_device *srcdev, 26 struct btrfs_block_group *cache, 27 u64 physical); 28void btrfs_bio_counter_inc_blocked(struct btrfs_fs_info *fs_info); 29void btrfs_bio_counter_sub(struct btrfs_fs_info *fs_info, s64 amount); 30 31static inline void btrfs_bio_counter_dec(struct btrfs_fs_info *fs_info) 32{ 33 btrfs_bio_counter_sub(fs_info, 1); 34} 35 36 37#endif 38