diff --git a/block/blk-iocost.c b/block/blk-iocost.c index 769b64394298..871d9529ea35 100644 --- a/block/blk-iocost.c +++ b/block/blk-iocost.c @@ -2322,7 +2322,17 @@ static void ioc_timer_fn(struct timer_list *timer) iocg->hweight_donating = hwa; iocg->hweight_after_donation = new_hwi; list_add(&iocg->surplus_list, &surpluses); - } else { + } else if (!iocg->abs_vdebt) { + /* + * @iocg doesn't have enough to donate. Reset + * its inuse to active. + * + * Don't reset debtors as their inuse's are + * owned by debt handling. This shouldn't affect + * donation calculuation in any meaningful way + * as @iocg doesn't have a meaningful amount of + * share anyway. + */ TRACE_IOCG_PATH(inuse_shortage, iocg, &now, iocg->inuse, iocg->active, iocg->hweight_inuse, new_hwi);