Lines Matching refs:grp
152 struct qfq_group *grp; member
303 if (agg->grp == NULL) { in qfq_update_agg()
306 agg->grp = &q->groups[i]; in qfq_update_agg()
755 static int qfq_calc_state(struct qfq_sched *q, const struct qfq_group *grp) in qfq_calc_state() argument
758 unsigned int state = qfq_gt(grp->S, q->V); in qfq_calc_state()
759 unsigned long mask = mask_from(q->bitmaps[ER], grp->index); in qfq_calc_state()
764 if (qfq_gt(grp->F, next->F)) in qfq_calc_state()
885 static void qfq_slot_insert(struct qfq_group *grp, struct qfq_aggregate *agg, in qfq_slot_insert() argument
888 u64 slot = (roundedS - grp->S) >> grp->slot_shift; in qfq_slot_insert()
892 u64 deltaS = roundedS - grp->S - in qfq_slot_insert()
893 ((u64)(QFQ_MAX_SLOTS - 2)<<grp->slot_shift); in qfq_slot_insert()
899 i = (grp->front + slot) % QFQ_MAX_SLOTS; in qfq_slot_insert()
901 hlist_add_head(&agg->next, &grp->slots[i]); in qfq_slot_insert()
902 __set_bit(slot, &grp->full_slots); in qfq_slot_insert()
906 static struct qfq_aggregate *qfq_slot_head(struct qfq_group *grp) in qfq_slot_head() argument
908 return hlist_entry(grp->slots[grp->front].first, in qfq_slot_head()
915 static void qfq_front_slot_remove(struct qfq_group *grp) in qfq_front_slot_remove() argument
917 struct qfq_aggregate *agg = qfq_slot_head(grp); in qfq_front_slot_remove()
921 if (hlist_empty(&grp->slots[grp->front])) in qfq_front_slot_remove()
922 __clear_bit(0, &grp->full_slots); in qfq_front_slot_remove()
930 static struct qfq_aggregate *qfq_slot_scan(struct qfq_group *grp) in qfq_slot_scan() argument
935 grp->index, grp->full_slots); in qfq_slot_scan()
937 if (grp->full_slots == 0) in qfq_slot_scan()
940 i = __ffs(grp->full_slots); /* zero based */ in qfq_slot_scan()
942 grp->front = (grp->front + i) % QFQ_MAX_SLOTS; in qfq_slot_scan()
943 grp->full_slots >>= i; in qfq_slot_scan()
946 return qfq_slot_head(grp); in qfq_slot_scan()
958 static void qfq_slot_rotate(struct qfq_group *grp, u64 roundedS) in qfq_slot_rotate() argument
960 unsigned int i = (grp->S - roundedS) >> grp->slot_shift; in qfq_slot_rotate()
962 grp->full_slots <<= i; in qfq_slot_rotate()
963 grp->front = (grp->front - i) % QFQ_MAX_SLOTS; in qfq_slot_rotate()
968 struct qfq_group *grp; in qfq_update_eligible() local
974 grp = qfq_ffs(q, ineligible); in qfq_update_eligible()
975 if (qfq_gt(grp->S, q->V)) in qfq_update_eligible()
976 q->V = grp->S; in qfq_update_eligible()
1049 int slot_shift = agg->grp->slot_shift; in qfq_update_start()
1056 mask = mask_from(q->bitmaps[ER], agg->grp->index); in qfq_update_start()
1177 struct qfq_group *grp; in qfq_choose_next_agg() local
1187 grp = qfq_ffs(q, q->bitmaps[ER]); in qfq_choose_next_agg()
1188 old_F = grp->F; in qfq_choose_next_agg()
1190 agg = qfq_slot_head(grp); in qfq_choose_next_agg()
1193 qfq_front_slot_remove(grp); in qfq_choose_next_agg()
1195 new_front_agg = qfq_slot_scan(grp); in qfq_choose_next_agg()
1198 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_choose_next_agg()
1201 grp->slot_shift); in qfq_choose_next_agg()
1204 if (grp->S == roundedS) in qfq_choose_next_agg()
1206 grp->S = roundedS; in qfq_choose_next_agg()
1207 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_choose_next_agg()
1208 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_choose_next_agg()
1209 s = qfq_calc_state(q, grp); in qfq_choose_next_agg()
1210 __set_bit(grp->index, &q->bitmaps[s]); in qfq_choose_next_agg()
1213 qfq_unblock_groups(q, grp->index, old_F); in qfq_choose_next_agg()
1293 struct qfq_group *grp = agg->grp; in qfq_schedule_agg() local
1297 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_schedule_agg()
1308 if (grp->full_slots) { in qfq_schedule_agg()
1309 if (!qfq_gt(grp->S, agg->S)) in qfq_schedule_agg()
1313 qfq_slot_rotate(grp, roundedS); in qfq_schedule_agg()
1315 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_schedule_agg()
1316 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_schedule_agg()
1321 grp->S = roundedS; in qfq_schedule_agg()
1322 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_schedule_agg()
1323 s = qfq_calc_state(q, grp); in qfq_schedule_agg()
1324 __set_bit(grp->index, &q->bitmaps[s]); in qfq_schedule_agg()
1333 qfq_slot_insert(grp, agg, roundedS); in qfq_schedule_agg()
1352 static void qfq_slot_remove(struct qfq_sched *q, struct qfq_group *grp, in qfq_slot_remove() argument
1358 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_slot_remove()
1359 offset = (roundedS - grp->S) >> grp->slot_shift; in qfq_slot_remove()
1361 i = (grp->front + offset) % QFQ_MAX_SLOTS; in qfq_slot_remove()
1364 if (hlist_empty(&grp->slots[i])) in qfq_slot_remove()
1365 __clear_bit(offset, &grp->full_slots); in qfq_slot_remove()
1377 struct qfq_group *grp = agg->grp; in qfq_deactivate_agg() local
1389 qfq_slot_remove(q, grp, agg); in qfq_deactivate_agg()
1391 if (!grp->full_slots) { in qfq_deactivate_agg()
1392 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_deactivate_agg()
1393 __clear_bit(grp->index, &q->bitmaps[EB]); in qfq_deactivate_agg()
1394 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_deactivate_agg()
1396 if (test_bit(grp->index, &q->bitmaps[ER]) && in qfq_deactivate_agg()
1397 !(q->bitmaps[ER] & ~((1UL << grp->index) - 1))) { in qfq_deactivate_agg()
1398 mask = q->bitmaps[ER] & ((1UL << grp->index) - 1); in qfq_deactivate_agg()
1406 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_deactivate_agg()
1407 } else if (hlist_empty(&grp->slots[grp->front])) { in qfq_deactivate_agg()
1408 agg = qfq_slot_scan(grp); in qfq_deactivate_agg()
1409 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_deactivate_agg()
1410 if (grp->S != roundedS) { in qfq_deactivate_agg()
1411 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_deactivate_agg()
1412 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_deactivate_agg()
1413 __clear_bit(grp->index, &q->bitmaps[EB]); in qfq_deactivate_agg()
1414 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_deactivate_agg()
1415 grp->S = roundedS; in qfq_deactivate_agg()
1416 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_deactivate_agg()
1417 s = qfq_calc_state(q, grp); in qfq_deactivate_agg()
1418 __set_bit(grp->index, &q->bitmaps[s]); in qfq_deactivate_agg()
1435 struct qfq_group *grp; in qfq_init_qdisc() local
1458 grp = &q->groups[i]; in qfq_init_qdisc()
1459 grp->index = i; in qfq_init_qdisc()
1460 grp->slot_shift = q->min_slot_shift + i; in qfq_init_qdisc()
1462 INIT_HLIST_HEAD(&grp->slots[j]); in qfq_init_qdisc()