Lines Matching refs:ubi
19 static int self_check_volumes(struct ubi_device *ubi);
59 struct ubi_device *ubi = vol->ubi; in vol_attribute_show() local
61 spin_lock(&ubi->volumes_lock); in vol_attribute_show()
62 if (!ubi->volumes[vol->vol_id] || ubi->volumes[vol->vol_id]->is_dead) { in vol_attribute_show()
63 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
68 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
97 spin_lock(&ubi->volumes_lock); in vol_attribute_show()
100 spin_unlock(&ubi->volumes_lock); in vol_attribute_show()
165 int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) in ubi_create_volume() argument
172 if (ubi->ro_mode) in ubi_create_volume()
181 vol->dev.parent = &ubi->dev; in ubi_create_volume()
188 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
192 for (i = 0; i < ubi->vtbl_slots; i++) in ubi_create_volume()
193 if (!ubi->volumes[i]) { in ubi_create_volume()
199 ubi_err(ubi, "out of volume IDs"); in ubi_create_volume()
207 ubi->ubi_num, vol_id, (unsigned long long)req->bytes, in ubi_create_volume()
212 if (ubi->volumes[vol_id]) { in ubi_create_volume()
213 ubi_err(ubi, "volume %d already exists", vol_id); in ubi_create_volume()
218 for (i = 0; i < ubi->vtbl_slots; i++) in ubi_create_volume()
219 if (ubi->volumes[i] && !ubi->volumes[i]->is_dead && in ubi_create_volume()
220 ubi->volumes[i]->name_len == req->name_len && in ubi_create_volume()
221 !strcmp(ubi->volumes[i]->name, req->name)) { in ubi_create_volume()
222 ubi_err(ubi, "volume \"%s\" exists (ID %d)", in ubi_create_volume()
228 vol->usable_leb_size = ubi->leb_size - ubi->leb_size % req->alignment; in ubi_create_volume()
233 if (vol->reserved_pebs > ubi->avail_pebs) { in ubi_create_volume()
234 ubi_err(ubi, "not enough PEBs, only %d available", in ubi_create_volume()
235 ubi->avail_pebs); in ubi_create_volume()
236 if (ubi->corr_peb_count) in ubi_create_volume()
237 ubi_err(ubi, "%d PEBs are corrupted and not used", in ubi_create_volume()
238 ubi->corr_peb_count); in ubi_create_volume()
242 ubi->avail_pebs -= vol->reserved_pebs; in ubi_create_volume()
243 ubi->rsvd_pebs += vol->reserved_pebs; in ubi_create_volume()
244 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
248 vol->data_pad = ubi->leb_size % vol->alignment; in ubi_create_volume()
252 vol->ubi = ubi; in ubi_create_volume()
259 err = ubi_wl_flush(ubi, vol_id, UBI_ALL); in ubi_create_volume()
287 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
288 ubi->volumes[vol_id] = vol; in ubi_create_volume()
289 ubi->vol_count += 1; in ubi_create_volume()
290 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
296 vol->dev.devt = MKDEV(MAJOR(ubi->cdev.dev), vol_id + 1); in ubi_create_volume()
297 dev_set_name(&vol->dev, "%s_%d", ubi->ubi_name, vol->vol_id); in ubi_create_volume()
300 ubi_err(ubi, "cannot add device"); in ubi_create_volume()
320 err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); in ubi_create_volume()
324 ubi_volume_notify(ubi, vol, UBI_VOLUME_ADDED); in ubi_create_volume()
325 self_check_volumes(ubi); in ubi_create_volume()
336 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
337 ubi->volumes[vol_id] = NULL; in ubi_create_volume()
338 ubi->vol_count -= 1; in ubi_create_volume()
339 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
341 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
342 ubi->rsvd_pebs -= vol->reserved_pebs; in ubi_create_volume()
343 ubi->avail_pebs += vol->reserved_pebs; in ubi_create_volume()
345 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
347 ubi_err(ubi, "cannot create volume %d, error %d", vol_id, err); in ubi_create_volume()
364 struct ubi_device *ubi = vol->ubi; in ubi_remove_volume() local
367 dbg_gen("remove device %d, volume %d", ubi->ubi_num, vol_id); in ubi_remove_volume()
369 ubi_assert(vol == ubi->volumes[vol_id]); in ubi_remove_volume()
371 if (ubi->ro_mode) in ubi_remove_volume()
374 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
391 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
393 ubi_volume_notify(ubi, vol, UBI_VOLUME_SHUTDOWN); in ubi_remove_volume()
395 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
396 ubi->volumes[vol_id] = NULL; in ubi_remove_volume()
397 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
400 err = ubi_change_vtbl_record(ubi, vol_id, NULL); in ubi_remove_volume()
406 err = ubi_eba_unmap_leb(ubi, vol, i); in ubi_remove_volume()
414 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
415 ubi->rsvd_pebs -= reserved_pebs; in ubi_remove_volume()
416 ubi->avail_pebs += reserved_pebs; in ubi_remove_volume()
417 ubi_update_reserved(ubi); in ubi_remove_volume()
418 ubi->vol_count -= 1; in ubi_remove_volume()
419 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
421 ubi_volume_notify(ubi, vol, UBI_VOLUME_REMOVED); in ubi_remove_volume()
423 self_check_volumes(ubi); in ubi_remove_volume()
428 ubi_err(ubi, "cannot remove volume %d, error %d", vol_id, err); in ubi_remove_volume()
429 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
430 ubi->volumes[vol_id] = vol; in ubi_remove_volume()
432 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
449 struct ubi_device *ubi = vol->ubi; in ubi_resize_volume() local
455 if (ubi->ro_mode) in ubi_resize_volume()
459 ubi->ubi_num, vol_id, vol->reserved_pebs, reserved_pebs); in ubi_resize_volume()
463 ubi_err(ubi, "too small size %d, %d LEBs contain data", in ubi_resize_volume()
476 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
478 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
482 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
487 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
488 if (pebs > ubi->avail_pebs) { in ubi_resize_volume()
489 ubi_err(ubi, "not enough PEBs: requested %d, available %d", in ubi_resize_volume()
490 pebs, ubi->avail_pebs); in ubi_resize_volume()
491 if (ubi->corr_peb_count) in ubi_resize_volume()
492 ubi_err(ubi, "%d PEBs are corrupted and not used", in ubi_resize_volume()
493 ubi->corr_peb_count); in ubi_resize_volume()
494 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
499 ubi->avail_pebs -= pebs; in ubi_resize_volume()
500 ubi->rsvd_pebs += pebs; in ubi_resize_volume()
505 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
510 err = ubi_eba_unmap_leb(ubi, vol, reserved_pebs + i); in ubi_resize_volume()
514 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
515 ubi->rsvd_pebs += pebs; in ubi_resize_volume()
516 ubi->avail_pebs -= pebs; in ubi_resize_volume()
517 ubi_update_reserved(ubi); in ubi_resize_volume()
522 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
531 err = ubi_wl_flush(ubi, vol_id, UBI_ALL); in ubi_resize_volume()
537 vtbl_rec = ubi->vtbl[vol_id]; in ubi_resize_volume()
539 err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); in ubi_resize_volume()
552 ubi_volume_notify(ubi, vol, UBI_VOLUME_RESIZED); in ubi_resize_volume()
553 self_check_volumes(ubi); in ubi_resize_volume()
557 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
559 ubi->rsvd_pebs -= pebs; in ubi_resize_volume()
560 ubi->avail_pebs += pebs; in ubi_resize_volume()
566 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
581 int ubi_rename_volumes(struct ubi_device *ubi, struct list_head *rename_list) in ubi_rename_volumes() argument
586 err = ubi_vtbl_rename_volumes(ubi, rename_list); in ubi_rename_volumes()
598 spin_lock(&ubi->volumes_lock); in ubi_rename_volumes()
601 spin_unlock(&ubi->volumes_lock); in ubi_rename_volumes()
602 ubi_volume_notify(ubi, vol, UBI_VOLUME_RENAMED); in ubi_rename_volumes()
607 self_check_volumes(ubi); in ubi_rename_volumes()
620 int ubi_add_volume(struct ubi_device *ubi, struct ubi_volume *vol) in ubi_add_volume() argument
630 dev = MKDEV(MAJOR(ubi->cdev.dev), vol->vol_id + 1); in ubi_add_volume()
633 ubi_err(ubi, "cannot add character device for volume %d, error %d", in ubi_add_volume()
640 vol->dev.parent = &ubi->dev; in ubi_add_volume()
644 dev_set_name(&vol->dev, "%s_%d", ubi->ubi_name, vol->vol_id); in ubi_add_volume()
653 self_check_volumes(ubi); in ubi_add_volume()
665 void ubi_free_volume(struct ubi_device *ubi, struct ubi_volume *vol) in ubi_free_volume() argument
669 ubi->volumes[vol->vol_id] = NULL; in ubi_free_volume()
681 static int self_check_volume(struct ubi_device *ubi, int vol_id) in self_check_volume() argument
683 int idx = vol_id2idx(ubi, vol_id); in self_check_volume()
689 spin_lock(&ubi->volumes_lock); in self_check_volume()
690 reserved_pebs = be32_to_cpu(ubi->vtbl[vol_id].reserved_pebs); in self_check_volume()
691 vol = ubi->volumes[idx]; in self_check_volume()
695 ubi_err(ubi, "no volume info, but volume exists"); in self_check_volume()
698 spin_unlock(&ubi->volumes_lock); in self_check_volume()
704 ubi_err(ubi, "negative values"); in self_check_volume()
707 if (vol->alignment > ubi->leb_size || vol->alignment == 0) { in self_check_volume()
708 ubi_err(ubi, "bad alignment"); in self_check_volume()
712 n = vol->alignment & (ubi->min_io_size - 1); in self_check_volume()
714 ubi_err(ubi, "alignment is not multiple of min I/O unit"); in self_check_volume()
718 n = ubi->leb_size % vol->alignment; in self_check_volume()
720 ubi_err(ubi, "bad data_pad, has to be %lld", n); in self_check_volume()
726 ubi_err(ubi, "bad vol_type"); in self_check_volume()
731 ubi_err(ubi, "update marker and corrupted simultaneously"); in self_check_volume()
735 if (vol->reserved_pebs > ubi->good_peb_count) { in self_check_volume()
736 ubi_err(ubi, "too large reserved_pebs"); in self_check_volume()
740 n = ubi->leb_size - vol->data_pad; in self_check_volume()
741 if (vol->usable_leb_size != ubi->leb_size - vol->data_pad) { in self_check_volume()
742 ubi_err(ubi, "bad usable_leb_size, has to be %lld", n); in self_check_volume()
747 ubi_err(ubi, "too long volume name, max is %d", in self_check_volume()
754 ubi_err(ubi, "bad name_len %lld", n); in self_check_volume()
761 ubi_err(ubi, "corrupted dynamic volume"); in self_check_volume()
765 ubi_err(ubi, "bad used_ebs"); in self_check_volume()
769 ubi_err(ubi, "bad last_eb_bytes"); in self_check_volume()
773 ubi_err(ubi, "bad used_bytes"); in self_check_volume()
778 ubi_err(ubi, "bad skip_check"); in self_check_volume()
783 ubi_err(ubi, "bad used_ebs"); in self_check_volume()
788 ubi_err(ubi, "bad last_eb_bytes"); in self_check_volume()
793 ubi_err(ubi, "bad used_bytes"); in self_check_volume()
798 alignment = be32_to_cpu(ubi->vtbl[vol_id].alignment); in self_check_volume()
799 data_pad = be32_to_cpu(ubi->vtbl[vol_id].data_pad); in self_check_volume()
800 name_len = be16_to_cpu(ubi->vtbl[vol_id].name_len); in self_check_volume()
801 upd_marker = ubi->vtbl[vol_id].upd_marker; in self_check_volume()
802 name = &ubi->vtbl[vol_id].name[0]; in self_check_volume()
803 if (ubi->vtbl[vol_id].vol_type == UBI_VID_DYNAMIC) in self_check_volume()
811 ubi_err(ubi, "volume info is different"); in self_check_volume()
815 spin_unlock(&ubi->volumes_lock); in self_check_volume()
819 ubi_err(ubi, "self-check failed for volume %d", vol_id); in self_check_volume()
822 ubi_dump_vtbl_record(&ubi->vtbl[vol_id], vol_id); in self_check_volume()
824 spin_unlock(&ubi->volumes_lock); in self_check_volume()
834 static int self_check_volumes(struct ubi_device *ubi) in self_check_volumes() argument
838 if (!ubi_dbg_chk_gen(ubi)) in self_check_volumes()
841 for (i = 0; i < ubi->vtbl_slots; i++) { in self_check_volumes()
842 err = self_check_volume(ubi, i); in self_check_volumes()