128  * @ai: UBI attach info object
136 static int add_aeb(struct ubi_attach_info *ai, struct list_head *list,  in add_aeb()  argument
141 	aeb = ubi_alloc_aeb(ai, pnum, ec);  in add_aeb()
149 	ai->ec_sum += aeb->ec;  in add_aeb()
150 	ai->ec_count++;  in add_aeb()
152 	if (ai->max_ec < aeb->ec)  in add_aeb()
153 		ai->max_ec = aeb->ec;  in add_aeb()
155 	if (ai->min_ec > aeb->ec)  in add_aeb()
156 		ai->min_ec = aeb->ec;  in add_aeb()
165  * @ai: ubi_attach_info object
175 static struct ubi_ainf_volume *add_vol(struct ubi_attach_info *ai, int vol_id,  in add_vol()  argument
181 	av = ubi_add_av(ai, vol_id);  in add_vol()
199  * @ai: ubi_attach_info object
203 static void assign_aeb_to_av(struct ubi_attach_info *ai,  in assign_aeb_to_av()  argument
235  * @ai: attach info object
242 static int update_vol(struct ubi_device *ubi, struct ubi_attach_info *ai,  in update_vol()  argument
269 			ubi_free_aeb(ai, new_aeb);  in update_vol()
280 			victim = ubi_alloc_aeb(ai, aeb->pnum, aeb->ec);  in update_vol()
284 			list_add_tail(&victim->u.list, &ai->erase);  in update_vol()
298 			ubi_free_aeb(ai, new_aeb);  in update_vol()
304 			list_add_tail(&new_aeb->u.list, &ai->erase);  in update_vol()
330  * @ai: attach info object
336 static int process_pool_aeb(struct ubi_device *ubi, struct ubi_attach_info *ai,  in process_pool_aeb()  argument
344 		ubi_free_aeb(ai, new_aeb);  in process_pool_aeb()
350 	av = ubi_find_av(ai, vol_id);  in process_pool_aeb()
353 		ubi_free_aeb(ai, new_aeb);  in process_pool_aeb()
359 	return update_vol(ubi, ai, av, new_vh, new_aeb);  in process_pool_aeb()
367  * @ai: UBI attach info object
370 static void unmap_peb(struct ubi_attach_info *ai, int pnum)  in unmap_peb()  argument
376 	ubi_rb_for_each_entry(node, av, &ai->volumes, rb) {  in unmap_peb()
381 				ubi_free_aeb(ai, aeb);  in unmap_peb()
391  * @ai: attach info object
395  * @free: list of PEBs which are most likely free (and go into @ai->free)
400 static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai,  in scan_pool()  argument
465 			unmap_peb(ai, pnum);  in scan_pool()
471 			ret = add_aeb(ai, free, pnum, ec, scrub);  in scan_pool()
481 			new_aeb = ubi_alloc_aeb(ai, pnum, be64_to_cpu(ech->ec));  in scan_pool()
495 			err = process_pool_aeb(ubi, ai, vh, new_aeb);  in scan_pool()
517  * @ai: The UBI attach info object
519 static int count_fastmap_pebs(struct ubi_attach_info *ai)  in count_fastmap_pebs()  argument
526 	list_for_each_entry(aeb, &ai->erase, u.list)  in count_fastmap_pebs()
529 	list_for_each_entry(aeb, &ai->free, u.list)  in count_fastmap_pebs()
532 	ubi_rb_for_each_entry(rb1, av, &ai->volumes, rb)  in count_fastmap_pebs()
542  * @ai: UBI attach info object
549 			      struct ubi_attach_info *ai,  in ubi_attach_fastmap()  argument
568 	ai->min_ec = UBI_MAX_ERASECOUNTER;  in ubi_attach_fastmap()
571 	ai->max_sqnum = fmsb->sqnum;  in ubi_attach_fastmap()
643 		ret = add_aeb(ai, &ai->free, be32_to_cpu(fmec->pnum),  in ubi_attach_fastmap()
656 		ret = add_aeb(ai, &used, be32_to_cpu(fmec->pnum),  in ubi_attach_fastmap()
669 		ret = add_aeb(ai, &used, be32_to_cpu(fmec->pnum),  in ubi_attach_fastmap()
682 		ret = add_aeb(ai, &ai->erase, be32_to_cpu(fmec->pnum),  in ubi_attach_fastmap()
688 	ai->mean_ec = div_u64(ai->ec_sum, ai->ec_count);  in ubi_attach_fastmap()
689 	ai->bad_peb_count = be32_to_cpu(fmhdr->bad_peb_count);  in ubi_attach_fastmap()
704 		av = add_vol(ai, be32_to_cpu(fmvhdr->vol_id),  in ubi_attach_fastmap()
718 		ai->vols_found++;  in ubi_attach_fastmap()
719 		if (ai->highest_vol_id < be32_to_cpu(fmvhdr->vol_id))  in ubi_attach_fastmap()
720 			ai->highest_vol_id = be32_to_cpu(fmvhdr->vol_id);  in ubi_attach_fastmap()
758 			assign_aeb_to_av(ai, aeb, av);  in ubi_attach_fastmap()
765 	ret = scan_pool(ubi, ai, fmpl->pebs, pool_size, &max_sqnum, &free);  in ubi_attach_fastmap()
769 	ret = scan_pool(ubi, ai, fmpl_wl->pebs, wl_pool_size, &max_sqnum, &free);  in ubi_attach_fastmap()
773 	if (max_sqnum > ai->max_sqnum)  in ubi_attach_fastmap()
774 		ai->max_sqnum = max_sqnum;  in ubi_attach_fastmap()
777 		list_move_tail(&tmp_aeb->u.list, &ai->free);  in ubi_attach_fastmap()
780 		list_move_tail(&tmp_aeb->u.list, &ai->erase);  in ubi_attach_fastmap()
790 	if (WARN_ON(count_fastmap_pebs(ai) != ubi->peb_count -  in ubi_attach_fastmap()
791 		    ai->bad_peb_count - fm->used_blocks))  in ubi_attach_fastmap()
801 		ubi_free_aeb(ai, tmp_aeb);  in ubi_attach_fastmap()
805 		ubi_free_aeb(ai, tmp_aeb);  in ubi_attach_fastmap()
813  * @ai: UBI attach info to be filled
815 static int find_fm_anchor(struct ubi_attach_info *ai)  in find_fm_anchor()  argument
821 	list_for_each_entry(aeb, &ai->fastmap, u.list) {  in find_fm_anchor()
831 static struct ubi_ainf_peb *clone_aeb(struct ubi_attach_info *ai,  in clone_aeb()  argument
836 	new = ubi_alloc_aeb(ai, old->pnum, old->ec);  in clone_aeb()
852  * @ai: UBI attach info to be filled
860 int ubi_scan_fastmap(struct ubi_device *ubi, struct ubi_attach_info *ai,  in ubi_scan_fastmap()  argument
882 		new = clone_aeb(ai, aeb);  in ubi_scan_fastmap()
886 		list_add(&new->u.list, &ai->fastmap);  in ubi_scan_fastmap()
1053 	ret = ubi_attach_fastmap(ubi, ai, fm);  in ubi_scan_fastmap()