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()
754 static int qfq_calc_state(struct qfq_sched *q, const struct qfq_group *grp) in qfq_calc_state() argument
757 unsigned int state = qfq_gt(grp->S, q->V); in qfq_calc_state()
758 unsigned long mask = mask_from(q->bitmaps[ER], grp->index); in qfq_calc_state()
763 if (qfq_gt(grp->F, next->F)) in qfq_calc_state()
884 static void qfq_slot_insert(struct qfq_group *grp, struct qfq_aggregate *agg, in qfq_slot_insert() argument
887 u64 slot = (roundedS - grp->S) >> grp->slot_shift; in qfq_slot_insert()
891 u64 deltaS = roundedS - grp->S - in qfq_slot_insert()
892 ((u64)(QFQ_MAX_SLOTS - 2)<<grp->slot_shift); in qfq_slot_insert()
898 i = (grp->front + slot) % QFQ_MAX_SLOTS; in qfq_slot_insert()
900 hlist_add_head(&agg->next, &grp->slots[i]); in qfq_slot_insert()
901 __set_bit(slot, &grp->full_slots); in qfq_slot_insert()
905 static struct qfq_aggregate *qfq_slot_head(struct qfq_group *grp) in qfq_slot_head() argument
907 return hlist_entry(grp->slots[grp->front].first, in qfq_slot_head()
914 static void qfq_front_slot_remove(struct qfq_group *grp) in qfq_front_slot_remove() argument
916 struct qfq_aggregate *agg = qfq_slot_head(grp); in qfq_front_slot_remove()
920 if (hlist_empty(&grp->slots[grp->front])) in qfq_front_slot_remove()
921 __clear_bit(0, &grp->full_slots); in qfq_front_slot_remove()
929 static struct qfq_aggregate *qfq_slot_scan(struct qfq_group *grp) in qfq_slot_scan() argument
934 grp->index, grp->full_slots); in qfq_slot_scan()
936 if (grp->full_slots == 0) in qfq_slot_scan()
939 i = __ffs(grp->full_slots); /* zero based */ in qfq_slot_scan()
941 grp->front = (grp->front + i) % QFQ_MAX_SLOTS; in qfq_slot_scan()
942 grp->full_slots >>= i; in qfq_slot_scan()
945 return qfq_slot_head(grp); in qfq_slot_scan()
957 static void qfq_slot_rotate(struct qfq_group *grp, u64 roundedS) in qfq_slot_rotate() argument
959 unsigned int i = (grp->S - roundedS) >> grp->slot_shift; in qfq_slot_rotate()
961 grp->full_slots <<= i; in qfq_slot_rotate()
962 grp->front = (grp->front - i) % QFQ_MAX_SLOTS; in qfq_slot_rotate()
967 struct qfq_group *grp; in qfq_update_eligible() local
973 grp = qfq_ffs(q, ineligible); in qfq_update_eligible()
974 if (qfq_gt(grp->S, q->V)) in qfq_update_eligible()
975 q->V = grp->S; in qfq_update_eligible()
1048 int slot_shift = agg->grp->slot_shift; in qfq_update_start()
1055 mask = mask_from(q->bitmaps[ER], agg->grp->index); in qfq_update_start()
1176 struct qfq_group *grp; in qfq_choose_next_agg() local
1186 grp = qfq_ffs(q, q->bitmaps[ER]); in qfq_choose_next_agg()
1187 old_F = grp->F; in qfq_choose_next_agg()
1189 agg = qfq_slot_head(grp); in qfq_choose_next_agg()
1192 qfq_front_slot_remove(grp); in qfq_choose_next_agg()
1194 new_front_agg = qfq_slot_scan(grp); in qfq_choose_next_agg()
1197 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_choose_next_agg()
1200 grp->slot_shift); in qfq_choose_next_agg()
1203 if (grp->S == roundedS) in qfq_choose_next_agg()
1205 grp->S = roundedS; in qfq_choose_next_agg()
1206 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_choose_next_agg()
1207 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_choose_next_agg()
1208 s = qfq_calc_state(q, grp); in qfq_choose_next_agg()
1209 __set_bit(grp->index, &q->bitmaps[s]); in qfq_choose_next_agg()
1212 qfq_unblock_groups(q, grp->index, old_F); in qfq_choose_next_agg()
1292 struct qfq_group *grp = agg->grp; in qfq_schedule_agg() local
1296 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_schedule_agg()
1307 if (grp->full_slots) { in qfq_schedule_agg()
1308 if (!qfq_gt(grp->S, agg->S)) in qfq_schedule_agg()
1312 qfq_slot_rotate(grp, roundedS); in qfq_schedule_agg()
1314 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_schedule_agg()
1315 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_schedule_agg()
1320 grp->S = roundedS; in qfq_schedule_agg()
1321 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_schedule_agg()
1322 s = qfq_calc_state(q, grp); in qfq_schedule_agg()
1323 __set_bit(grp->index, &q->bitmaps[s]); in qfq_schedule_agg()
1332 qfq_slot_insert(grp, agg, roundedS); in qfq_schedule_agg()
1351 static void qfq_slot_remove(struct qfq_sched *q, struct qfq_group *grp, in qfq_slot_remove() argument
1357 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_slot_remove()
1358 offset = (roundedS - grp->S) >> grp->slot_shift; in qfq_slot_remove()
1360 i = (grp->front + offset) % QFQ_MAX_SLOTS; in qfq_slot_remove()
1363 if (hlist_empty(&grp->slots[i])) in qfq_slot_remove()
1364 __clear_bit(offset, &grp->full_slots); in qfq_slot_remove()
1376 struct qfq_group *grp = agg->grp; in qfq_deactivate_agg() local
1388 qfq_slot_remove(q, grp, agg); in qfq_deactivate_agg()
1390 if (!grp->full_slots) { in qfq_deactivate_agg()
1391 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_deactivate_agg()
1392 __clear_bit(grp->index, &q->bitmaps[EB]); in qfq_deactivate_agg()
1393 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_deactivate_agg()
1395 if (test_bit(grp->index, &q->bitmaps[ER]) && in qfq_deactivate_agg()
1396 !(q->bitmaps[ER] & ~((1UL << grp->index) - 1))) { in qfq_deactivate_agg()
1397 mask = q->bitmaps[ER] & ((1UL << grp->index) - 1); in qfq_deactivate_agg()
1405 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_deactivate_agg()
1406 } else if (hlist_empty(&grp->slots[grp->front])) { in qfq_deactivate_agg()
1407 agg = qfq_slot_scan(grp); in qfq_deactivate_agg()
1408 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_deactivate_agg()
1409 if (grp->S != roundedS) { in qfq_deactivate_agg()
1410 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_deactivate_agg()
1411 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_deactivate_agg()
1412 __clear_bit(grp->index, &q->bitmaps[EB]); in qfq_deactivate_agg()
1413 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_deactivate_agg()
1414 grp->S = roundedS; in qfq_deactivate_agg()
1415 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_deactivate_agg()
1416 s = qfq_calc_state(q, grp); in qfq_deactivate_agg()
1417 __set_bit(grp->index, &q->bitmaps[s]); in qfq_deactivate_agg()
1434 struct qfq_group *grp; in qfq_init_qdisc() local
1457 grp = &q->groups[i]; in qfq_init_qdisc()
1458 grp->index = i; in qfq_init_qdisc()
1459 grp->slot_shift = q->min_slot_shift + i; in qfq_init_qdisc()
1461 INIT_HLIST_HEAD(&grp->slots[j]); in qfq_init_qdisc()