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0195a7bb36
sync with linux v4.2 commit 64291f7db5bd8150a74ad2036f1037e6a0428df2 Author: Linus Torvalds <torvalds@linux-foundation.org> Date: Sun Aug 30 11:34:09 2015 -0700 Linux 4.2 This update is needed, as it turned out, that fastmap was in experimental/broken state in kernel v3.15, which was the last base for U-Boot. Signed-off-by: Heiko Schocher <hs@denx.de> Tested-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
35 lines
1.3 KiB
C
35 lines
1.3 KiB
C
#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 int anchor_pebs_avalible(struct rb_root *root);
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#ifndef __UBOOT__
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static void update_fastmap_work_fn(struct work_struct *wrk);
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#else
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void update_fastmap_work_fn(struct ubi_device *ubi);
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#endif
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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 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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#ifndef __UBOOT__
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INIT_WORK(&ubi->fm_work, update_fastmap_work_fn);
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#endif
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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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