54 static int set_update_marker(struct ubi_device *ubi, struct ubi_volume *vol)  in set_update_marker()  argument
62 		ubi_assert(ubi->vtbl[vol->vol_id].upd_marker);  in set_update_marker()
67 	vtbl_rec = ubi->vtbl[vol->vol_id];  in set_update_marker()
70 	mutex_lock(&ubi->device_mutex);  in set_update_marker()
71 	err = ubi_change_vtbl_record(ubi, vol->vol_id, &vtbl_rec);  in set_update_marker()
73 	mutex_unlock(&ubi->device_mutex);  in set_update_marker()
87 static int clear_update_marker(struct ubi_device *ubi, struct ubi_volume *vol,  in clear_update_marker()  argument
95 	vtbl_rec = ubi->vtbl[vol->vol_id];  in clear_update_marker()
110 	mutex_lock(&ubi->device_mutex);  in clear_update_marker()
111 	err = ubi_change_vtbl_record(ubi, vol->vol_id, &vtbl_rec);  in clear_update_marker()
113 	mutex_unlock(&ubi->device_mutex);  in clear_update_marker()
127 int ubi_start_update(struct ubi_device *ubi, struct ubi_volume *vol,  in ubi_start_update()  argument
136 	vol->upd_buf = vmalloc(ubi->leb_size);  in ubi_start_update()
140 	err = set_update_marker(ubi, vol);  in ubi_start_update()
146 		err = ubi_eba_unmap_leb(ubi, vol, i);  in ubi_start_update()
152 		err = ubi_wl_flush(ubi, UBI_ALL, UBI_ALL);  in ubi_start_update()
156 		err = clear_update_marker(ubi, vol, 0);  in ubi_start_update()
181 int ubi_start_leb_change(struct ubi_device *ubi, struct ubi_volume *vol,  in ubi_start_leb_change()  argument
189 		return ubi_eba_atomic_leb_change(ubi, vol, req->lnum, NULL, 0);  in ubi_start_leb_change()
196 	vol->upd_buf = vmalloc(ALIGN((int)req->bytes, ubi->min_io_size));  in ubi_start_leb_change()
232 static int write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,  in write_leb()  argument
238 		int l = ALIGN(len, ubi->min_io_size);  in write_leb()
241 		len = ubi_calc_data_len(ubi, buf, l);  in write_leb()
247 		err = ubi_eba_write_leb(ubi, vol, lnum, buf, 0, len);  in write_leb()
259 		err = ubi_eba_write_leb_st(ubi, vol, lnum, buf, len, used_ebs);  in write_leb()
278 int ubi_more_update_data(struct ubi_device *ubi, struct ubi_volume *vol,  in ubi_more_update_data()  argument
286 	if (ubi->ro_mode)  in ubi_more_update_data()
322 			err = write_leb(ubi, vol, lnum, vol->upd_buf, flush_len,  in ubi_more_update_data()
350 			err = write_leb(ubi, vol, lnum, vol->upd_buf,  in ubi_more_update_data()
364 		err = ubi_wl_flush(ubi, UBI_ALL, UBI_ALL);  in ubi_more_update_data()
368 		err = clear_update_marker(ubi, vol, vol->upd_bytes);  in ubi_more_update_data()
393 int ubi_more_leb_change_data(struct ubi_device *ubi, struct ubi_volume *vol,  in ubi_more_leb_change_data()  argument
401 	if (ubi->ro_mode)  in ubi_more_leb_change_data()
414 		int len = ALIGN((int)vol->upd_bytes, ubi->min_io_size);  in ubi_more_leb_change_data()
418 		len = ubi_calc_data_len(ubi, vol->upd_buf, len);  in ubi_more_leb_change_data()
419 		err = ubi_eba_atomic_leb_change(ubi, vol, vol->ch_lnum,  in ubi_more_leb_change_data()