31 lines
1.3 KiB
C
31 lines
1.3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef UBI_WL_H
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#define UBI_WL_H
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#ifdef CONFIG_MTD_UBI_FASTMAP
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static void update_fastmap_work_fn(struct work_struct *wrk);
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static struct ubi_wl_entry *find_anchor_wl_entry(struct rb_root *root);
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static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
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static struct ubi_wl_entry *next_peb_for_wl(struct ubi_device *ubi);
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static bool need_wear_leveling(struct ubi_device *ubi);
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static void ubi_fastmap_close(struct ubi_device *ubi);
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static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count)
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{
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/* Reserve enough LEBs to store two fastmaps. */
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*count += (ubi->fm_size / ubi->leb_size) * 2;
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INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);
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}
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static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,
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struct ubi_wl_entry *e,
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struct rb_root *root);
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#else /* !CONFIG_MTD_UBI_FASTMAP */
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static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi);
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static inline void ubi_fastmap_close(struct ubi_device *ubi) { }
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static inline void ubi_fastmap_init(struct ubi_device *ubi, int *count) { }
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static struct ubi_wl_entry *may_reserve_for_fm(struct ubi_device *ubi,
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struct ubi_wl_entry *e,
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struct rb_root *root) {
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return e;
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}
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#endif /* CONFIG_MTD_UBI_FASTMAP */
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#endif /* UBI_WL_H */
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