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ark1668ed-bsp
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linux
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fs
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xfs
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scrub
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tempfile.h

tempfile.h 1.6 KB
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  1. // SPDX-License-Identifier: GPL-2.0-or-later
    2. 

  2. /*
    3. 

  3.  * Copyright (c) 2021-2024 Oracle.  All Rights Reserved.
    4. 

  4.  * Author: Darrick J. Wong <djwong@kernel.org>
    5. 

  5.  */
    6. 

  6. #ifndef __XFS_SCRUB_TEMPFILE_H__
    7. 

  7. #define __XFS_SCRUB_TEMPFILE_H__
    8. 

  8. 

  9. #ifdef CONFIG_XFS_ONLINE_REPAIR
    10. 

  10. int xrep_tempfile_create(struct xfs_scrub *sc, uint16_t mode);
    11. 

  11. void xrep_tempfile_rele(struct xfs_scrub *sc);
    12. 

  12. 

  13. bool xrep_tempfile_iolock_nowait(struct xfs_scrub *sc);
    14. 

  14. int xrep_tempfile_iolock_polled(struct xfs_scrub *sc);
    15. 

  15. void xrep_tempfile_iounlock(struct xfs_scrub *sc);
    16. 

  16. 

  17. void xrep_tempfile_ilock(struct xfs_scrub *sc);
    18. 

  18. bool xrep_tempfile_ilock_nowait(struct xfs_scrub *sc);
    19. 

  19. void xrep_tempfile_iunlock(struct xfs_scrub *sc);
    20. 

  20. void xrep_tempfile_iunlock_both(struct xfs_scrub *sc);
    21. 

  21. void xrep_tempfile_ilock_both(struct xfs_scrub *sc);
    22. 

  22. 

  23. int xrep_tempfile_prealloc(struct xfs_scrub *sc, xfs_fileoff_t off,
    24. 

  24. 		xfs_filblks_t len);
    25. 

  25. 

  26. enum xfs_blft;
    27. 

  27. 

  28. typedef int (*xrep_tempfile_copyin_fn)(struct xfs_scrub *sc,
    29. 

  29. 		struct xfs_buf *bp, void *data);
    30. 

  30. 

  31. int xrep_tempfile_copyin(struct xfs_scrub *sc, xfs_fileoff_t off,
    32. 

  32. 		xfs_filblks_t len, xrep_tempfile_copyin_fn fn, void *data);
    33. 

  33. 

  34. int xrep_tempfile_set_isize(struct xfs_scrub *sc, unsigned long long isize);
    35. 

  35. 

  36. int xrep_tempfile_roll_trans(struct xfs_scrub *sc);
    37. 

  37. void xrep_tempfile_copyout_local(struct xfs_scrub *sc, int whichfork);
    38. 

  38. bool xrep_is_tempfile(const struct xfs_inode *ip);
    39. 

  39. #else
    40. 

  40. static inline void xrep_tempfile_iolock_both(struct xfs_scrub *sc)
    41. 

  41. {
    42. 

  42. 	xchk_ilock(sc, XFS_IOLOCK_EXCL);
    43. 

  43. }
    44. 

  44. # define xrep_is_tempfile(ip)		(false)
    45. 

  45. # define xrep_tempfile_rele(sc)
    46. 

  46. #endif /* CONFIG_XFS_ONLINE_REPAIR */
    47. 

  47. 

  48. #endif /* __XFS_SCRUB_TEMPFILE_H__ */
    49.