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()
144 static int volume_sysfs_init(struct ubi_device *ubi, struct ubi_volume *vol) in volume_sysfs_init() argument
201 int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) in ubi_create_volume() argument
208 if (ubi->ro_mode) in ubi_create_volume()
215 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
219 for (i = 0; i < ubi->vtbl_slots; i++) in ubi_create_volume()
220 if (!ubi->volumes[i]) { in ubi_create_volume()
226 ubi_err(ubi, "out of volume IDs"); in ubi_create_volume()
234 ubi->ubi_num, vol_id, (unsigned long long)req->bytes, in ubi_create_volume()
239 if (ubi->volumes[vol_id]) { in ubi_create_volume()
240 ubi_err(ubi, "volume %d already exists", vol_id); in ubi_create_volume()
245 for (i = 0; i < ubi->vtbl_slots; i++) in ubi_create_volume()
246 if (ubi->volumes[i] && in ubi_create_volume()
247 ubi->volumes[i]->name_len == req->name_len && in ubi_create_volume()
248 !strcmp(ubi->volumes[i]->name, req->name)) { in ubi_create_volume()
249 ubi_err(ubi, "volume \"%s\" exists (ID %d)", in ubi_create_volume()
255 vol->usable_leb_size = ubi->leb_size - ubi->leb_size % req->alignment; in ubi_create_volume()
260 if (vol->reserved_pebs > ubi->avail_pebs) { in ubi_create_volume()
261 ubi_err(ubi, "not enough PEBs, only %d available", in ubi_create_volume()
262 ubi->avail_pebs); in ubi_create_volume()
263 if (ubi->corr_peb_count) in ubi_create_volume()
264 ubi_err(ubi, "%d PEBs are corrupted and not used", in ubi_create_volume()
265 ubi->corr_peb_count); in ubi_create_volume()
269 ubi->avail_pebs -= vol->reserved_pebs; in ubi_create_volume()
270 ubi->rsvd_pebs += vol->reserved_pebs; in ubi_create_volume()
271 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
275 vol->data_pad = ubi->leb_size % vol->alignment; in ubi_create_volume()
279 vol->ubi = ubi; in ubi_create_volume()
285 err = ubi_wl_flush(ubi, vol_id, UBI_ALL); in ubi_create_volume()
316 dev = MKDEV(MAJOR(ubi->cdev.dev), vol_id + 1); in ubi_create_volume()
319 ubi_err(ubi, "cannot add character device"); in ubi_create_volume()
324 vol->dev.parent = &ubi->dev; in ubi_create_volume()
328 dev_set_name(&vol->dev, "%s_%d", ubi->ubi_name, vol->vol_id); in ubi_create_volume()
331 ubi_err(ubi, "cannot register device"); in ubi_create_volume()
335 err = volume_sysfs_init(ubi, vol); in ubi_create_volume()
351 err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); in ubi_create_volume()
355 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
356 ubi->volumes[vol_id] = vol; in ubi_create_volume()
357 ubi->vol_count += 1; in ubi_create_volume()
358 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
360 ubi_volume_notify(ubi, vol, UBI_VOLUME_ADDED); in ubi_create_volume()
361 self_check_volumes(ubi); in ubi_create_volume()
382 spin_lock(&ubi->volumes_lock); in ubi_create_volume()
383 ubi->rsvd_pebs -= vol->reserved_pebs; in ubi_create_volume()
384 ubi->avail_pebs += vol->reserved_pebs; in ubi_create_volume()
386 spin_unlock(&ubi->volumes_lock); in ubi_create_volume()
391 ubi_err(ubi, "cannot create volume %d, error %d", vol_id, err); in ubi_create_volume()
408 struct ubi_device *ubi = vol->ubi; in ubi_remove_volume() local
411 dbg_gen("remove device %d, volume %d", ubi->ubi_num, vol_id); in ubi_remove_volume()
413 ubi_assert(vol == ubi->volumes[vol_id]); in ubi_remove_volume()
415 if (ubi->ro_mode) in ubi_remove_volume()
418 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
427 ubi->volumes[vol_id] = NULL; in ubi_remove_volume()
428 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
431 err = ubi_change_vtbl_record(ubi, vol_id, NULL); in ubi_remove_volume()
437 err = ubi_eba_unmap_leb(ubi, vol, i); in ubi_remove_volume()
445 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
446 ubi->rsvd_pebs -= reserved_pebs; in ubi_remove_volume()
447 ubi->avail_pebs += reserved_pebs; in ubi_remove_volume()
448 ubi_update_reserved(ubi); in ubi_remove_volume()
449 ubi->vol_count -= 1; in ubi_remove_volume()
450 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
452 ubi_volume_notify(ubi, vol, UBI_VOLUME_REMOVED); in ubi_remove_volume()
454 self_check_volumes(ubi); in ubi_remove_volume()
459 ubi_err(ubi, "cannot remove volume %d, error %d", vol_id, err); in ubi_remove_volume()
460 spin_lock(&ubi->volumes_lock); in ubi_remove_volume()
461 ubi->volumes[vol_id] = vol; in ubi_remove_volume()
463 spin_unlock(&ubi->volumes_lock); in ubi_remove_volume()
480 struct ubi_device *ubi = vol->ubi; in ubi_resize_volume() local
484 if (ubi->ro_mode) in ubi_resize_volume()
488 ubi->ubi_num, vol_id, vol->reserved_pebs, reserved_pebs); in ubi_resize_volume()
492 ubi_err(ubi, "too small size %d, %d LEBs contain data", in ubi_resize_volume()
508 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
510 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
514 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
519 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
520 if (pebs > ubi->avail_pebs) { in ubi_resize_volume()
521 ubi_err(ubi, "not enough PEBs: requested %d, available %d", in ubi_resize_volume()
522 pebs, ubi->avail_pebs); in ubi_resize_volume()
523 if (ubi->corr_peb_count) in ubi_resize_volume()
524 ubi_err(ubi, "%d PEBs are corrupted and not used", in ubi_resize_volume()
525 ubi->corr_peb_count); in ubi_resize_volume()
526 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
530 ubi->avail_pebs -= pebs; in ubi_resize_volume()
531 ubi->rsvd_pebs += pebs; in ubi_resize_volume()
536 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
540 vtbl_rec = ubi->vtbl[vol_id]; in ubi_resize_volume()
542 err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); in ubi_resize_volume()
548 err = ubi_eba_unmap_leb(ubi, vol, reserved_pebs + i); in ubi_resize_volume()
552 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
553 ubi->rsvd_pebs += pebs; in ubi_resize_volume()
554 ubi->avail_pebs -= pebs; in ubi_resize_volume()
555 ubi_update_reserved(ubi); in ubi_resize_volume()
560 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
571 ubi_volume_notify(ubi, vol, UBI_VOLUME_RESIZED); in ubi_resize_volume()
572 self_check_volumes(ubi); in ubi_resize_volume()
577 spin_lock(&ubi->volumes_lock); in ubi_resize_volume()
578 ubi->rsvd_pebs -= pebs; in ubi_resize_volume()
579 ubi->avail_pebs += pebs; in ubi_resize_volume()
580 spin_unlock(&ubi->volumes_lock); in ubi_resize_volume()
596 int ubi_rename_volumes(struct ubi_device *ubi, struct list_head *rename_list) in ubi_rename_volumes() argument
601 err = ubi_vtbl_rename_volumes(ubi, rename_list); in ubi_rename_volumes()
613 spin_lock(&ubi->volumes_lock); in ubi_rename_volumes()
616 spin_unlock(&ubi->volumes_lock); in ubi_rename_volumes()
617 ubi_volume_notify(ubi, vol, UBI_VOLUME_RENAMED); in ubi_rename_volumes()
622 self_check_volumes(ubi); in ubi_rename_volumes()
635 int ubi_add_volume(struct ubi_device *ubi, struct ubi_volume *vol) in ubi_add_volume() argument
645 dev = MKDEV(MAJOR(ubi->cdev.dev), vol->vol_id + 1); in ubi_add_volume()
648 ubi_err(ubi, "cannot add character device for volume %d, error %d", in ubi_add_volume()
654 vol->dev.parent = &ubi->dev; in ubi_add_volume()
657 dev_set_name(&vol->dev, "%s_%d", ubi->ubi_name, vol->vol_id); in ubi_add_volume()
662 err = volume_sysfs_init(ubi, vol); in ubi_add_volume()
669 self_check_volumes(ubi); in ubi_add_volume()
685 void ubi_free_volume(struct ubi_device *ubi, struct ubi_volume *vol) in ubi_free_volume() argument
689 ubi->volumes[vol->vol_id] = NULL; in ubi_free_volume()
701 static int self_check_volume(struct ubi_device *ubi, int vol_id) in self_check_volume() argument
703 int idx = vol_id2idx(ubi, vol_id); in self_check_volume()
709 spin_lock(&ubi->volumes_lock); in self_check_volume()
710 reserved_pebs = be32_to_cpu(ubi->vtbl[vol_id].reserved_pebs); in self_check_volume()
711 vol = ubi->volumes[idx]; in self_check_volume()
715 ubi_err(ubi, "no volume info, but volume exists"); in self_check_volume()
718 spin_unlock(&ubi->volumes_lock); in self_check_volume()
724 ubi_err(ubi, "negative values"); in self_check_volume()
727 if (vol->alignment > ubi->leb_size || vol->alignment == 0) { in self_check_volume()
728 ubi_err(ubi, "bad alignment"); in self_check_volume()
732 n = vol->alignment & (ubi->min_io_size - 1); in self_check_volume()
734 ubi_err(ubi, "alignment is not multiple of min I/O unit"); in self_check_volume()
738 n = ubi->leb_size % vol->alignment; in self_check_volume()
740 ubi_err(ubi, "bad data_pad, has to be %lld", n); in self_check_volume()
746 ubi_err(ubi, "bad vol_type"); in self_check_volume()
751 ubi_err(ubi, "update marker and corrupted simultaneously"); in self_check_volume()
755 if (vol->reserved_pebs > ubi->good_peb_count) { in self_check_volume()
756 ubi_err(ubi, "too large reserved_pebs"); in self_check_volume()
760 n = ubi->leb_size - vol->data_pad; in self_check_volume()
761 if (vol->usable_leb_size != ubi->leb_size - vol->data_pad) { in self_check_volume()
762 ubi_err(ubi, "bad usable_leb_size, has to be %lld", n); in self_check_volume()
767 ubi_err(ubi, "too long volume name, max is %d", in self_check_volume()
774 ubi_err(ubi, "bad name_len %lld", n); in self_check_volume()
781 ubi_err(ubi, "corrupted dynamic volume"); in self_check_volume()
785 ubi_err(ubi, "bad used_ebs"); in self_check_volume()
789 ubi_err(ubi, "bad last_eb_bytes"); in self_check_volume()
793 ubi_err(ubi, "bad used_bytes"); in self_check_volume()
798 ubi_err(ubi, "bad used_ebs"); in self_check_volume()
803 ubi_err(ubi, "bad last_eb_bytes"); in self_check_volume()
808 ubi_err(ubi, "bad used_bytes"); in self_check_volume()
813 alignment = be32_to_cpu(ubi->vtbl[vol_id].alignment); in self_check_volume()
814 data_pad = be32_to_cpu(ubi->vtbl[vol_id].data_pad); in self_check_volume()
815 name_len = be16_to_cpu(ubi->vtbl[vol_id].name_len); in self_check_volume()
816 upd_marker = ubi->vtbl[vol_id].upd_marker; in self_check_volume()
817 name = &ubi->vtbl[vol_id].name[0]; in self_check_volume()
818 if (ubi->vtbl[vol_id].vol_type == UBI_VID_DYNAMIC) in self_check_volume()
826 ubi_err(ubi, "volume info is different"); in self_check_volume()
830 spin_unlock(&ubi->volumes_lock); in self_check_volume()
834 ubi_err(ubi, "self-check failed for volume %d", vol_id); in self_check_volume()
837 ubi_dump_vtbl_record(&ubi->vtbl[vol_id], vol_id); in self_check_volume()
839 spin_unlock(&ubi->volumes_lock); in self_check_volume()
849 static int self_check_volumes(struct ubi_device *ubi) in self_check_volumes() argument
853 if (!ubi_dbg_chk_gen(ubi)) in self_check_volumes()
856 for (i = 0; i < ubi->vtbl_slots; i++) { in self_check_volumes()
857 err = self_check_volume(ubi, i); in self_check_volumes()