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linux-phytium
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btrfs
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dev-replace.h

dev-replace.h 1.6 KB
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  1. /* SPDX-License-Identifier: GPL-2.0 */
    2. 

  2. /*
    3. 

  3.  * Copyright (C) STRATO AG 2012.  All rights reserved.
    4. 

  4.  */
    5. 

  5. 

  6. #ifndef BTRFS_DEV_REPLACE_H
    7. 

  7. #define BTRFS_DEV_REPLACE_H
    8. 

  8. 

  9. struct btrfs_ioctl_dev_replace_args;
    10. 

  10. 

  11. int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info);
    12. 

  12. int btrfs_run_dev_replace(struct btrfs_trans_handle *trans,
    13. 

  13. 			  struct btrfs_fs_info *fs_info);
    14. 

  14. void btrfs_after_dev_replace_commit(struct btrfs_fs_info *fs_info);
    15. 

  15. int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info,
    16. 

  16. 			    struct btrfs_ioctl_dev_replace_args *args);
    17. 

  17. int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info,
    18. 

  18. 		const char *tgtdev_name, u64 srcdevid, const char *srcdev_name,
    19. 

  19. 		int read_src);
    20. 

  20. void btrfs_dev_replace_status(struct btrfs_fs_info *fs_info,
    21. 

  21. 			      struct btrfs_ioctl_dev_replace_args *args);
    22. 

  22. int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info);
    23. 

  23. void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info);
    24. 

  24. int btrfs_resume_dev_replace_async(struct btrfs_fs_info *fs_info);
    25. 

  25. int btrfs_dev_replace_is_ongoing(struct btrfs_dev_replace *dev_replace);
    26. 

  26. void btrfs_dev_replace_read_lock(struct btrfs_dev_replace *dev_replace);
    27. 

  27. void btrfs_dev_replace_read_unlock(struct btrfs_dev_replace *dev_replace);
    28. 

  28. void btrfs_dev_replace_write_lock(struct btrfs_dev_replace *dev_replace);
    29. 

  29. void btrfs_dev_replace_write_unlock(struct btrfs_dev_replace *dev_replace);
    30. 

  30. void btrfs_dev_replace_set_lock_blocking(struct btrfs_dev_replace *dev_replace);
    31. 

  31. void btrfs_dev_replace_clear_lock_blocking(
    32. 

  32. 					struct btrfs_dev_replace *dev_replace);
    33. 

  33. 

  34. static inline void btrfs_dev_replace_stats_inc(atomic64_t *stat_value)
    35. 

  35. {
    36. 

  36. 	atomic64_inc(stat_value);
    37. 

  37. }
    38. 

  38. 

  39. #endif
    40. 

  40.