69  * bitmaps ops are critical. Some linux versions have __fls
159 for the scheduler: bitmaps and bucket lists.
195  * Possible group states, also indexes for the bitmaps array in
244 	bitmap bitmaps[QFQ_MAX_STATE];	/* Group bitmaps. */
363 	unsigned long mask = mask_from(q->bitmaps[ER], grp->index);  in qfq_calc_state()
377  *	q->bitmaps[dst] |= q->bitmaps[src] & mask;
378  *	q->bitmaps[src] &= ~mask;
384 	q->bitmaps[dst] |= q->bitmaps[src] & mask;  in qfq_move_groups()
385 	q->bitmaps[src] &= ~mask;  in qfq_move_groups()
391 	unsigned long mask = mask_from(q->bitmaps[ER], index + 1);  in qfq_unblock_groups()
507 	ineligible = q->bitmaps[IR] | q->bitmaps[IB];  in qfq_update_eligible()
509 		if (!q->bitmaps[ER]) {  in qfq_update_eligible()
557 	if (!q->bitmaps[ER]) {  in qfq_dequeue()
563 	grp = qfq_ffs(q, q->bitmaps[ER]);  in qfq_dequeue()
582 			__clear_bit(grp->index, &q->bitmaps[ER]);  in qfq_dequeue()
593 			__clear_bit(grp->index, &q->bitmaps[ER]);  in qfq_dequeue()
595 			__set_bit(grp->index, &q->bitmaps[s]);  in qfq_dequeue()
603 	NO(if (!q->bitmaps[ER] && q->queued)  in qfq_dequeue()
634 		mask = mask_from(q->bitmaps[ER], cl->grp->index);  in qfq_update_start()
694 		__clear_bit(grp->index, &q->bitmaps[IR]);  in qfq_enqueue()
695 		__clear_bit(grp->index, &q->bitmaps[IB]);  in qfq_enqueue()
696 	} else if (!q->bitmaps[ER] && qfq_gt(roundedS, q->V))  in qfq_enqueue()
702 	__set_bit(grp->index, &q->bitmaps[s]);  in qfq_enqueue()
703 	ND("new state %d 0x%x", s, q->bitmaps[s]);  in qfq_enqueue()
761 		__clear_bit(grp->index, &q->bitmaps[IR]);
762 		__clear_bit(grp->index, &q->bitmaps[EB]);
763 		__clear_bit(grp->index, &q->bitmaps[IB]);
765 		if (test_bit(grp->index, &q->bitmaps[ER]) &&
766 		    !(q->bitmaps[ER] & ~((1UL << grp->index) - 1))) {
767 			mask = q->bitmaps[ER] & ((1UL << grp->index) - 1);
775 		__clear_bit(grp->index, &q->bitmaps[ER]);
780 			__clear_bit(grp->index, &q->bitmaps[ER]);
781 			__clear_bit(grp->index, &q->bitmaps[IR]);
782 			__clear_bit(grp->index, &q->bitmaps[EB]);
783 			__clear_bit(grp->index, &q->bitmaps[IB]);
787 			__set_bit(grp->index, &q->bitmaps[s]);
879 	D("    ER 0x%08x", (unsigned)q->bitmaps[ER]);  in dump_sched()
880 	D("    EB 0x%08x", (unsigned)q->bitmaps[EB]);  in dump_sched()
881 	D("    IR 0x%08x", (unsigned)q->bitmaps[IR]);  in dump_sched()
882 	D("    IB 0x%08x", (unsigned)q->bitmaps[IB]);  in dump_sched()