Lines Matching refs:ubi
32 static int self_check_volumes(struct ubi_device *ubi);
72 struct ubi_device *ubi; in vol_attribute_show() local
74 ubi = ubi_get_device(vol->ubi->ubi_num); in vol_attribute_show()
75 if (!ubi) in vol_attribute_show()
78 spin_lock(&ubi->volumes_lock); in vol_attribute_show()
79 if (!ubi->volumes[vol->vol_id]) { in vol_attribute_show()
80 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
81 ubi_put_device(ubi); in vol_attribute_show()
86 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
115 spin_lock(&ubi->volumes_lock); in vol_attribute_show()
118 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
119 ubi_put_device(ubi); in vol_attribute_show()
156 int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) in ubi_create_volume() argument
163 if (ubi->ro_mode) in ubi_create_volume()
170 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
174 for (i = 0; i < ubi->vtbl_slots; i++) in ubi_create_volume()
175 if (!ubi->volumes[i]) { in ubi_create_volume()
181 ubi_err(ubi, "out of volume IDs"); in ubi_create_volume()
189 ubi->ubi_num, vol_id, (unsigned long long)req->bytes, in ubi_create_volume()
194 if (ubi->volumes[vol_id]) { in ubi_create_volume()
195 ubi_err(ubi, "volume %d already exists", vol_id); in ubi_create_volume()
200 for (i = 0; i < ubi->vtbl_slots; i++) in ubi_create_volume()
201 if (ubi->volumes[i] && in ubi_create_volume()
202 ubi->volumes[i]->name_len == req->name_len && in ubi_create_volume()
203 !strcmp(ubi->volumes[i]->name, req->name)) { in ubi_create_volume()
204 ubi_err(ubi, "volume \"%s\" exists (ID %d)", in ubi_create_volume()
210 vol->usable_leb_size = ubi->leb_size - ubi->leb_size % req->alignment; in ubi_create_volume()
215 if (vol->reserved_pebs > ubi->avail_pebs) { in ubi_create_volume()
216 ubi_err(ubi, "not enough PEBs, only %d available", in ubi_create_volume()
217 ubi->avail_pebs); in ubi_create_volume()
218 if (ubi->corr_peb_count) in ubi_create_volume()
219 ubi_err(ubi, "%d PEBs are corrupted and not used", in ubi_create_volume()
220 ubi->corr_peb_count); in ubi_create_volume()
224 ubi->avail_pebs -= vol->reserved_pebs; in ubi_create_volume()
225 ubi->rsvd_pebs += vol->reserved_pebs; in ubi_create_volume()
226 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
230 vol->data_pad = ubi->leb_size % vol->alignment; in ubi_create_volume()
234 vol->ubi = ubi; in ubi_create_volume()
240 err = ubi_wl_flush(ubi, vol_id, UBI_ALL); in ubi_create_volume()
271 dev = MKDEV(MAJOR(ubi->cdev.dev), vol_id + 1); in ubi_create_volume()
274 ubi_err(ubi, "cannot add character device"); in ubi_create_volume()
279 vol->dev.parent = &ubi->dev; in ubi_create_volume()
284 dev_set_name(&vol->dev, "%s_%d", ubi->ubi_name, vol->vol_id); in ubi_create_volume()
287 ubi_err(ubi, "cannot register device"); in ubi_create_volume()
303 err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); in ubi_create_volume()
307 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
308 ubi->volumes[vol_id] = vol; in ubi_create_volume()
309 ubi->vol_count += 1; in ubi_create_volume()
310 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
312 ubi_volume_notify(ubi, vol, UBI_VOLUME_ADDED); in ubi_create_volume()
313 self_check_volumes(ubi); in ubi_create_volume()
334 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
335 ubi->rsvd_pebs -= vol->reserved_pebs; in ubi_create_volume()
336 ubi->avail_pebs += vol->reserved_pebs; in ubi_create_volume()
338 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
343 ubi_err(ubi, "cannot create volume %d, error %d", vol_id, err); in ubi_create_volume()
360 struct ubi_device *ubi = vol->ubi; in ubi_remove_volume() local
363 dbg_gen("remove device %d, volume %d", ubi->ubi_num, vol_id); in ubi_remove_volume()
365 ubi_assert(vol == ubi->volumes[vol_id]); in ubi_remove_volume()
367 if (ubi->ro_mode) in ubi_remove_volume()
370 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
379 ubi->volumes[vol_id] = NULL; in ubi_remove_volume()
380 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
383 err = ubi_change_vtbl_record(ubi, vol_id, NULL); in ubi_remove_volume()
389 err = ubi_eba_unmap_leb(ubi, vol, i); in ubi_remove_volume()
397 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
398 ubi->rsvd_pebs -= reserved_pebs; in ubi_remove_volume()
399 ubi->avail_pebs += reserved_pebs; in ubi_remove_volume()
400 ubi_update_reserved(ubi); in ubi_remove_volume()
401 ubi->vol_count -= 1; in ubi_remove_volume()
402 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
404 ubi_volume_notify(ubi, vol, UBI_VOLUME_REMOVED); in ubi_remove_volume()
406 self_check_volumes(ubi); in ubi_remove_volume()
411 ubi_err(ubi, "cannot remove volume %d, error %d", vol_id, err); in ubi_remove_volume()
412 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
413 ubi->volumes[vol_id] = vol; in ubi_remove_volume()
415 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
432 struct ubi_device *ubi = vol->ubi; in ubi_resize_volume() local
436 if (ubi->ro_mode) in ubi_resize_volume()
440 ubi->ubi_num, vol_id, vol->reserved_pebs, reserved_pebs); in ubi_resize_volume()
444 ubi_err(ubi, "too small size %d, %d LEBs contain data", in ubi_resize_volume()
460 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
462 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
466 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
471 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
472 if (pebs > ubi->avail_pebs) { in ubi_resize_volume()
473 ubi_err(ubi, "not enough PEBs: requested %d, available %d", in ubi_resize_volume()
474 pebs, ubi->avail_pebs); in ubi_resize_volume()
475 if (ubi->corr_peb_count) in ubi_resize_volume()
476 ubi_err(ubi, "%d PEBs are corrupted and not used", in ubi_resize_volume()
477 ubi->corr_peb_count); in ubi_resize_volume()
478 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
482 ubi->avail_pebs -= pebs; in ubi_resize_volume()
483 ubi->rsvd_pebs += pebs; in ubi_resize_volume()
488 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
492 vtbl_rec = ubi->vtbl[vol_id]; in ubi_resize_volume()
494 err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); in ubi_resize_volume()
500 err = ubi_eba_unmap_leb(ubi, vol, reserved_pebs + i); in ubi_resize_volume()
504 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
505 ubi->rsvd_pebs += pebs; in ubi_resize_volume()
506 ubi->avail_pebs -= pebs; in ubi_resize_volume()
507 ubi_update_reserved(ubi); in ubi_resize_volume()
512 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
523 ubi_volume_notify(ubi, vol, UBI_VOLUME_RESIZED); in ubi_resize_volume()
524 self_check_volumes(ubi); in ubi_resize_volume()
529 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
530 ubi->rsvd_pebs -= pebs; in ubi_resize_volume()
531 ubi->avail_pebs += pebs; in ubi_resize_volume()
532 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
548 int ubi_rename_volumes(struct ubi_device *ubi, struct list_head *rename_list) in ubi_rename_volumes() argument
553 err = ubi_vtbl_rename_volumes(ubi, rename_list); in ubi_rename_volumes()
565 spin_lock(&ubi->volumes_lock); in ubi_rename_volumes()
568 spin_unlock(&ubi->volumes_lock); in ubi_rename_volumes()
569 ubi_volume_notify(ubi, vol, UBI_VOLUME_RENAMED); in ubi_rename_volumes()
574 self_check_volumes(ubi); in ubi_rename_volumes()
587 int ubi_add_volume(struct ubi_device *ubi, struct ubi_volume *vol) in ubi_add_volume() argument
597 dev = MKDEV(MAJOR(ubi->cdev.dev), vol->vol_id + 1); in ubi_add_volume()
600 ubi_err(ubi, "cannot add character device for volume %d, error %d", in ubi_add_volume()
606 vol->dev.parent = &ubi->dev; in ubi_add_volume()
610 dev_set_name(&vol->dev, "%s_%d", ubi->ubi_name, vol->vol_id); in ubi_add_volume()
615 self_check_volumes(ubi); in ubi_add_volume()
631 void ubi_free_volume(struct ubi_device *ubi, struct ubi_volume *vol) in ubi_free_volume() argument
635 ubi->volumes[vol->vol_id] = NULL; in ubi_free_volume()
647 static int self_check_volume(struct ubi_device *ubi, int vol_id) in self_check_volume() argument
649 int idx = vol_id2idx(ubi, vol_id); in self_check_volume()
655 spin_lock(&ubi->volumes_lock); in self_check_volume()
656 reserved_pebs = be32_to_cpu(ubi->vtbl[vol_id].reserved_pebs); in self_check_volume()
657 vol = ubi->volumes[idx]; in self_check_volume()
661 ubi_err(ubi, "no volume info, but volume exists"); in self_check_volume()
664 spin_unlock(&ubi->volumes_lock); in self_check_volume()
670 ubi_err(ubi, "negative values"); in self_check_volume()
673 if (vol->alignment > ubi->leb_size || vol->alignment == 0) { in self_check_volume()
674 ubi_err(ubi, "bad alignment"); in self_check_volume()
678 n = vol->alignment & (ubi->min_io_size - 1); in self_check_volume()
680 ubi_err(ubi, "alignment is not multiple of min I/O unit"); in self_check_volume()
684 n = ubi->leb_size % vol->alignment; in self_check_volume()
686 ubi_err(ubi, "bad data_pad, has to be %lld", n); in self_check_volume()
692 ubi_err(ubi, "bad vol_type"); in self_check_volume()
697 ubi_err(ubi, "update marker and corrupted simultaneously"); in self_check_volume()
701 if (vol->reserved_pebs > ubi->good_peb_count) { in self_check_volume()
702 ubi_err(ubi, "too large reserved_pebs"); in self_check_volume()
706 n = ubi->leb_size - vol->data_pad; in self_check_volume()
707 if (vol->usable_leb_size != ubi->leb_size - vol->data_pad) { in self_check_volume()
708 ubi_err(ubi, "bad usable_leb_size, has to be %lld", n); in self_check_volume()
713 ubi_err(ubi, "too long volume name, max is %d", in self_check_volume()
720 ubi_err(ubi, "bad name_len %lld", n); in self_check_volume()
727 ubi_err(ubi, "corrupted dynamic volume"); in self_check_volume()
731 ubi_err(ubi, "bad used_ebs"); in self_check_volume()
735 ubi_err(ubi, "bad last_eb_bytes"); in self_check_volume()
739 ubi_err(ubi, "bad used_bytes"); in self_check_volume()
744 ubi_err(ubi, "bad used_ebs"); in self_check_volume()
749 ubi_err(ubi, "bad last_eb_bytes"); in self_check_volume()
754 ubi_err(ubi, "bad used_bytes"); in self_check_volume()
759 alignment = be32_to_cpu(ubi->vtbl[vol_id].alignment); in self_check_volume()
760 data_pad = be32_to_cpu(ubi->vtbl[vol_id].data_pad); in self_check_volume()
761 name_len = be16_to_cpu(ubi->vtbl[vol_id].name_len); in self_check_volume()
762 upd_marker = ubi->vtbl[vol_id].upd_marker; in self_check_volume()
763 name = &ubi->vtbl[vol_id].name[0]; in self_check_volume()
764 if (ubi->vtbl[vol_id].vol_type == UBI_VID_DYNAMIC) in self_check_volume()
772 ubi_err(ubi, "volume info is different"); in self_check_volume()
776 spin_unlock(&ubi->volumes_lock); in self_check_volume()
780 ubi_err(ubi, "self-check failed for volume %d", vol_id); in self_check_volume()
783 ubi_dump_vtbl_record(&ubi->vtbl[vol_id], vol_id); in self_check_volume()
785 spin_unlock(&ubi->volumes_lock); in self_check_volume()
795 static int self_check_volumes(struct ubi_device *ubi) in self_check_volumes() argument
799 if (!ubi_dbg_chk_gen(ubi)) in self_check_volumes()
802 for (i = 0; i < ubi->vtbl_slots; i++) { in self_check_volumes()
803 err = self_check_volume(ubi, i); in self_check_volumes()