wl.h 1.2 KB

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  1. #ifndef UBI_WL_H
  2. #define UBI_WL_H
  3. #ifdef CONFIG_MTD_UBI_FASTMAP
  4. static int anchor_pebs_avalible(struct rb_root *root);
  5. static void update_fastmap_work_fn(struct work_struct *wrk);
  6. static struct ubi_wl_entry *find_anchor_wl_entry(struct rb_root *root);
  7. static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
  8. static void ubi_fastmap_close(struct ubi_device *ubi);
  9. static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count)
  10. {
  11. /* Reserve enough LEBs to store two fastmaps. */
  12. *count += (ubi->fm_size / ubi->leb_size) * 2;
  13. INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);
  14. }
  15. static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,
  16. struct ubi_wl_entry *e,
  17. struct rb_root *root);
  18. #else /* !CONFIG_MTD_UBI_FASTMAP */
  19. static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
  20. static inline void ubi_fastmap_close(struct ubi_device *ubi) { }
  21. static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) { }
  22. static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,
  23. struct ubi_wl_entry *e,
  24. struct rb_root *root) {
  25. return e;
  26. }
  27. #endif /* CONFIG_MTD_UBI_FASTMAP */
  28. #endif /* UBI_WL_H */