localalloc.h 1.4 KB

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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
  2. /*
  3. * localalloc.h
  4. *
  5. * Function prototypes
  6. *
  7. * Copyright (C) 2002, 2004 Oracle. All rights reserved.
  8. */
  9. #ifndef OCFS2_LOCALALLOC_H
  10. #define OCFS2_LOCALALLOC_H
  11. int ocfs2_load_local_alloc(struct ocfs2_super *osb);
  12. void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb);
  13. void ocfs2_la_set_sizes(struct ocfs2_super *osb, int requested_mb);
  14. unsigned int ocfs2_la_default_mb(struct ocfs2_super *osb);
  15. int ocfs2_begin_local_alloc_recovery(struct ocfs2_super *osb,
  16. int node_num,
  17. struct ocfs2_dinode **alloc_copy);
  18. int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb,
  19. struct ocfs2_dinode *alloc);
  20. int ocfs2_alloc_should_use_local(struct ocfs2_super *osb,
  21. u64 bits);
  22. struct ocfs2_alloc_context;
  23. int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
  24. u32 bits_wanted,
  25. struct ocfs2_alloc_context *ac);
  26. int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
  27. handle_t *handle,
  28. struct ocfs2_alloc_context *ac,
  29. u32 bits_wanted,
  30. u32 *bit_off,
  31. u32 *num_bits);
  32. int ocfs2_free_local_alloc_bits(struct ocfs2_super *osb,
  33. handle_t *handle,
  34. struct ocfs2_alloc_context *ac,
  35. u32 bit_off,
  36. u32 num_bits);
  37. void ocfs2_local_alloc_seen_free_bits(struct ocfs2_super *osb,
  38. unsigned int num_clusters);
  39. void ocfs2_la_enable_worker(struct work_struct *work);
  40. #endif /* OCFS2_LOCALALLOC_H */