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linux-arkmicro
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xfs
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libxfs
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xfs_sb.h

xfs_sb.h 1.5 KB
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  1. // SPDX-License-Identifier: GPL-2.0
    2. 

  2. /*
    3. 

  3.  * Copyright (c) 2000-2005 Silicon Graphics, Inc.
    4. 

  4.  * All Rights Reserved.
    5. 

  5.  */
    6. 

  6. #ifndef __XFS_SB_H__
    7. 

  7. #define	__XFS_SB_H__
    8. 

  8. 

  9. struct xfs_mount;
    10. 

  10. struct xfs_sb;
    11. 

  11. struct xfs_dsb;
    12. 

  12. struct xfs_trans;
    13. 

  13. struct xfs_fsop_geom;
    14. 

  14. struct xfs_perag;
    15. 

  15. 

  16. /*
    17. 

  17.  * perag get/put wrappers for ref counting
    18. 

  18.  */
    19. 

  19. extern struct xfs_perag *xfs_perag_get(struct xfs_mount *, xfs_agnumber_t);
    20. 

  20. extern struct xfs_perag *xfs_perag_get_tag(struct xfs_mount *, xfs_agnumber_t,
    21. 

  21. 					   int tag);
    22. 

  22. extern void	xfs_perag_put(struct xfs_perag *pag);
    23. 

  23. extern int	xfs_initialize_perag_data(struct xfs_mount *, xfs_agnumber_t);
    24. 

  24. 

  25. extern void	xfs_log_sb(struct xfs_trans *tp);
    26. 

  26. extern int	xfs_sync_sb(struct xfs_mount *mp, bool wait);
    27. 

  27. extern int	xfs_sync_sb_buf(struct xfs_mount *mp);
    28. 

  28. extern void	xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp);
    29. 

  29. extern void	xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from);
    30. 

  30. extern void	xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from);
    31. 

  31. extern void	xfs_sb_quota_from_disk(struct xfs_sb *sbp);
    32. 

  32. 

  33. extern int	xfs_update_secondary_sbs(struct xfs_mount *mp);
    34. 

  34. 

  35. #define XFS_FS_GEOM_MAX_STRUCT_VER	(4)
    36. 

  36. extern int	xfs_fs_geometry(struct xfs_sb *sbp, struct xfs_fsop_geom *geo,
    37. 

  37. 				int struct_version);
    38. 

  38. extern int	xfs_sb_read_secondary(struct xfs_mount *mp,
    39. 

  39. 				struct xfs_trans *tp, xfs_agnumber_t agno,
    40. 

  40. 				struct xfs_buf **bpp);
    41. 

  41. extern int	xfs_sb_get_secondary(struct xfs_mount *mp,
    42. 

  42. 				struct xfs_trans *tp, xfs_agnumber_t agno,
    43. 

  43. 				struct xfs_buf **bpp);
    44. 

  44. 

  45. #endif	/* __XFS_SB_H__ */
    46.