62 	spin_lock(&vol->ubi->volumes_lock);  in get_exclusive()
66 		ubi_err(vol->ubi, "%d users for volume %d", users, vol->vol_id);  in get_exclusive()
74 	spin_unlock(&vol->ubi->volumes_lock);  in get_exclusive()
88 	spin_lock(&vol->ubi->volumes_lock);  in revoke_exclusive()
100 	spin_unlock(&vol->ubi->volumes_lock);  in revoke_exclusive()
136 		vol->ubi->ubi_num, vol->vol_id, desc->mode);  in vol_cdev_release()
139 		ubi_warn(vol->ubi, "update of volume %d not finished, volume is damaged",  in vol_cdev_release()
146 			vol->upd_received, vol->upd_bytes, vol->ubi->ubi_num,  in vol_cdev_release()
163 		ubi_err(vol->ubi, "updating");  in vol_cdev_llseek()
174 	struct ubi_device *ubi = desc->vol->ubi;  in vol_cdev_fsync()  local
178 	err = ubi_sync(ubi->ubi_num);  in vol_cdev_fsync()
189 	struct ubi_device *ubi = vol->ubi;  in vol_cdev_read()  local
198 		ubi_err(vol->ubi, "updating");  in vol_cdev_read()
202 		ubi_err(vol->ubi, "damaged volume, update marker is set");  in vol_cdev_read()
216 		tbuf_size = ALIGN(count, ubi->min_io_size);  in vol_cdev_read()
230 		err = ubi_eba_read_leb(ubi, vol, lnum, tbuf, off, len, 0);  in vol_cdev_read()
266 	struct ubi_device *ubi = vol->ubi;  in vol_cdev_direct_write()  local
281 	if (off & (ubi->min_io_size - 1)) {  in vol_cdev_direct_write()
282 		ubi_err(ubi, "unaligned position");  in vol_cdev_direct_write()
290 	if (count & (ubi->min_io_size - 1)) {  in vol_cdev_direct_write()
291 		ubi_err(ubi, "unaligned write length");  in vol_cdev_direct_write()
297 		tbuf_size = ALIGN(count, ubi->min_io_size);  in vol_cdev_direct_write()
316 		err = ubi_eba_write_leb(ubi, vol, lnum, tbuf, off, len);  in vol_cdev_direct_write()
342 	struct ubi_device *ubi = vol->ubi;  in vol_cdev_write()  local
348 		err = ubi_more_update_data(ubi, vol, buf, count);  in vol_cdev_write()
350 		err = ubi_more_leb_change_data(ubi, vol, buf, count);  in vol_cdev_write()
353 		ubi_err(ubi, "cannot accept more %zd bytes of data, error %d",  in vol_cdev_write()
370 		err = ubi_check_volume(ubi, vol->vol_id);  in vol_cdev_write()
375 			ubi_warn(ubi, "volume %d on UBI device %d is corrupted",  in vol_cdev_write()
376 				 vol->vol_id, ubi->ubi_num);  in vol_cdev_write()
380 		ubi_volume_notify(ubi, vol, UBI_VOLUME_UPDATED);  in vol_cdev_write()
393 	struct ubi_device *ubi = vol->ubi;  in vol_cdev_ioctl()  local
419 					ubi->leb_size-vol->data_pad;  in vol_cdev_ioctl()
429 		err = ubi_start_update(ubi, vol, bytes);  in vol_cdev_ioctl()
431 			ubi_volume_notify(ubi, vol, UBI_VOLUME_UPDATED);  in vol_cdev_ioctl()
465 		err = ubi_start_leb_change(ubi, vol, &req);  in vol_cdev_ioctl()
494 		err = ubi_eba_unmap_leb(ubi, vol, lnum);  in vol_cdev_ioctl()
498 		err = ubi_wl_flush(ubi, UBI_ALL, UBI_ALL);  in vol_cdev_ioctl()
557 			mutex_lock(&ubi->device_mutex);  in vol_cdev_ioctl()
559 			mutex_unlock(&ubi->device_mutex);  in vol_cdev_ioctl()
602 static int verify_mkvol_req(const struct ubi_device *ubi,  in verify_mkvol_req()  argument
611 	if ((req->vol_id < 0 || req->vol_id >= ubi->vtbl_slots) &&  in verify_mkvol_req()
625 	if (req->alignment > ubi->leb_size)  in verify_mkvol_req()
628 	n = req->alignment & (ubi->min_io_size - 1);  in verify_mkvol_req()
647 	ubi_err(ubi, "bad volume creation request");  in verify_mkvol_req()
659 static int verify_rsvol_req(const struct ubi_device *ubi,  in verify_rsvol_req()  argument
665 	if (req->vol_id < 0 || req->vol_id >= ubi->vtbl_slots)  in verify_rsvol_req()
681 static int rename_volumes(struct ubi_device *ubi,  in rename_volumes()  argument
697 		    req->ents[i].vol_id >= ubi->vtbl_slots)  in rename_volumes()
713 				ubi_err(ubi, "duplicated volume id %d",  in rename_volumes()
718 				ubi_err(ubi, "duplicated volume name \"%s\"",  in rename_volumes()
738 		re->desc = ubi_open_volume(ubi->ubi_num, vol_id, UBI_METAONLY);  in rename_volumes()
741 			ubi_err(ubi, "cannot open volume %d, error %d",  in rename_volumes()
792 		desc = ubi_open_volume_nm(ubi->ubi_num, re->new_name,  in rename_volumes()
801 			ubi_err(ubi, "cannot open volume \"%s\", error %d",  in rename_volumes()
820 	mutex_lock(&ubi->device_mutex);  in rename_volumes()
821 	err = ubi_rename_volumes(ubi, &rename_list);  in rename_volumes()
822 	mutex_unlock(&ubi->device_mutex);  in rename_volumes()
837 	struct ubi_device *ubi;  in ubi_cdev_ioctl()  local
844 	ubi = ubi_get_by_major(imajor(file->f_mapping->host));  in ubi_cdev_ioctl()
845 	if (!ubi)  in ubi_cdev_ioctl()
861 		err = verify_mkvol_req(ubi, &req);  in ubi_cdev_ioctl()
865 		mutex_lock(&ubi->device_mutex);  in ubi_cdev_ioctl()
866 		err = ubi_create_volume(ubi, &req);  in ubi_cdev_ioctl()
867 		mutex_unlock(&ubi->device_mutex);  in ubi_cdev_ioctl()
890 		desc = ubi_open_volume(ubi->ubi_num, vol_id, UBI_EXCLUSIVE);  in ubi_cdev_ioctl()
896 		mutex_lock(&ubi->device_mutex);  in ubi_cdev_ioctl()
898 		mutex_unlock(&ubi->device_mutex);  in ubi_cdev_ioctl()
922 		err = verify_rsvol_req(ubi, &req);  in ubi_cdev_ioctl()
926 		desc = ubi_open_volume(ubi->ubi_num, req.vol_id, UBI_EXCLUSIVE);  in ubi_cdev_ioctl()
935 		mutex_lock(&ubi->device_mutex);  in ubi_cdev_ioctl()
937 		mutex_unlock(&ubi->device_mutex);  in ubi_cdev_ioctl()
961 		err = rename_volumes(ubi, req);  in ubi_cdev_ioctl()
971 	ubi_put_device(ubi);  in ubi_cdev_ioctl()