Lines Matching refs:grp
155 struct qfq_group *grp; member
309 if (agg->grp == NULL) { in qfq_update_agg()
312 agg->grp = &q->groups[i]; in qfq_update_agg()
772 static int qfq_calc_state(struct qfq_sched *q, const struct qfq_group *grp) in qfq_calc_state() argument
775 unsigned int state = qfq_gt(grp->S, q->V); in qfq_calc_state()
776 unsigned long mask = mask_from(q->bitmaps[ER], grp->index); in qfq_calc_state()
781 if (qfq_gt(grp->F, next->F)) in qfq_calc_state()
902 static void qfq_slot_insert(struct qfq_group *grp, struct qfq_aggregate *agg, in qfq_slot_insert() argument
905 u64 slot = (roundedS - grp->S) >> grp->slot_shift; in qfq_slot_insert()
909 u64 deltaS = roundedS - grp->S - in qfq_slot_insert()
910 ((u64)(QFQ_MAX_SLOTS - 2)<<grp->slot_shift); in qfq_slot_insert()
916 i = (grp->front + slot) % QFQ_MAX_SLOTS; in qfq_slot_insert()
918 hlist_add_head(&agg->next, &grp->slots[i]); in qfq_slot_insert()
919 __set_bit(slot, &grp->full_slots); in qfq_slot_insert()
923 static struct qfq_aggregate *qfq_slot_head(struct qfq_group *grp) in qfq_slot_head() argument
925 return hlist_entry(grp->slots[grp->front].first, in qfq_slot_head()
932 static void qfq_front_slot_remove(struct qfq_group *grp) in qfq_front_slot_remove() argument
934 struct qfq_aggregate *agg = qfq_slot_head(grp); in qfq_front_slot_remove()
938 if (hlist_empty(&grp->slots[grp->front])) in qfq_front_slot_remove()
939 __clear_bit(0, &grp->full_slots); in qfq_front_slot_remove()
947 static struct qfq_aggregate *qfq_slot_scan(struct qfq_group *grp) in qfq_slot_scan() argument
952 grp->index, grp->full_slots); in qfq_slot_scan()
954 if (grp->full_slots == 0) in qfq_slot_scan()
957 i = __ffs(grp->full_slots); /* zero based */ in qfq_slot_scan()
959 grp->front = (grp->front + i) % QFQ_MAX_SLOTS; in qfq_slot_scan()
960 grp->full_slots >>= i; in qfq_slot_scan()
963 return qfq_slot_head(grp); in qfq_slot_scan()
975 static void qfq_slot_rotate(struct qfq_group *grp, u64 roundedS) in qfq_slot_rotate() argument
977 unsigned int i = (grp->S - roundedS) >> grp->slot_shift; in qfq_slot_rotate()
979 grp->full_slots <<= i; in qfq_slot_rotate()
980 grp->front = (grp->front - i) % QFQ_MAX_SLOTS; in qfq_slot_rotate()
985 struct qfq_group *grp; in qfq_update_eligible() local
991 grp = qfq_ffs(q, ineligible); in qfq_update_eligible()
992 if (qfq_gt(grp->S, q->V)) in qfq_update_eligible()
993 q->V = grp->S; in qfq_update_eligible()
1061 int slot_shift = agg->grp->slot_shift; in qfq_update_start()
1068 mask = mask_from(q->bitmaps[ER], agg->grp->index); in qfq_update_start()
1181 struct qfq_group *grp; in qfq_choose_next_agg() local
1191 grp = qfq_ffs(q, q->bitmaps[ER]); in qfq_choose_next_agg()
1192 old_F = grp->F; in qfq_choose_next_agg()
1194 agg = qfq_slot_head(grp); in qfq_choose_next_agg()
1197 qfq_front_slot_remove(grp); in qfq_choose_next_agg()
1199 new_front_agg = qfq_slot_scan(grp); in qfq_choose_next_agg()
1202 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_choose_next_agg()
1205 grp->slot_shift); in qfq_choose_next_agg()
1208 if (grp->S == roundedS) in qfq_choose_next_agg()
1210 grp->S = roundedS; in qfq_choose_next_agg()
1211 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_choose_next_agg()
1212 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_choose_next_agg()
1213 s = qfq_calc_state(q, grp); in qfq_choose_next_agg()
1214 __set_bit(grp->index, &q->bitmaps[s]); in qfq_choose_next_agg()
1217 qfq_unblock_groups(q, grp->index, old_F); in qfq_choose_next_agg()
1289 struct qfq_group *grp = agg->grp; in qfq_schedule_agg() local
1293 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_schedule_agg()
1304 if (grp->full_slots) { in qfq_schedule_agg()
1305 if (!qfq_gt(grp->S, agg->S)) in qfq_schedule_agg()
1309 qfq_slot_rotate(grp, roundedS); in qfq_schedule_agg()
1311 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_schedule_agg()
1312 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_schedule_agg()
1317 grp->S = roundedS; in qfq_schedule_agg()
1318 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_schedule_agg()
1319 s = qfq_calc_state(q, grp); in qfq_schedule_agg()
1320 __set_bit(grp->index, &q->bitmaps[s]); in qfq_schedule_agg()
1329 qfq_slot_insert(grp, agg, roundedS); in qfq_schedule_agg()
1348 static void qfq_slot_remove(struct qfq_sched *q, struct qfq_group *grp, in qfq_slot_remove() argument
1354 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_slot_remove()
1355 offset = (roundedS - grp->S) >> grp->slot_shift; in qfq_slot_remove()
1357 i = (grp->front + offset) % QFQ_MAX_SLOTS; in qfq_slot_remove()
1360 if (hlist_empty(&grp->slots[i])) in qfq_slot_remove()
1361 __clear_bit(offset, &grp->full_slots); in qfq_slot_remove()
1373 struct qfq_group *grp = agg->grp; in qfq_deactivate_agg() local
1385 qfq_slot_remove(q, grp, agg); in qfq_deactivate_agg()
1387 if (!grp->full_slots) { in qfq_deactivate_agg()
1388 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_deactivate_agg()
1389 __clear_bit(grp->index, &q->bitmaps[EB]); in qfq_deactivate_agg()
1390 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_deactivate_agg()
1392 if (test_bit(grp->index, &q->bitmaps[ER]) && in qfq_deactivate_agg()
1393 !(q->bitmaps[ER] & ~((1UL << grp->index) - 1))) { in qfq_deactivate_agg()
1394 mask = q->bitmaps[ER] & ((1UL << grp->index) - 1); in qfq_deactivate_agg()
1402 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_deactivate_agg()
1403 } else if (hlist_empty(&grp->slots[grp->front])) { in qfq_deactivate_agg()
1404 agg = qfq_slot_scan(grp); in qfq_deactivate_agg()
1405 roundedS = qfq_round_down(agg->S, grp->slot_shift); in qfq_deactivate_agg()
1406 if (grp->S != roundedS) { in qfq_deactivate_agg()
1407 __clear_bit(grp->index, &q->bitmaps[ER]); in qfq_deactivate_agg()
1408 __clear_bit(grp->index, &q->bitmaps[IR]); in qfq_deactivate_agg()
1409 __clear_bit(grp->index, &q->bitmaps[EB]); in qfq_deactivate_agg()
1410 __clear_bit(grp->index, &q->bitmaps[IB]); in qfq_deactivate_agg()
1411 grp->S = roundedS; in qfq_deactivate_agg()
1412 grp->F = roundedS + (2ULL << grp->slot_shift); in qfq_deactivate_agg()
1413 s = qfq_calc_state(q, grp); in qfq_deactivate_agg()
1414 __set_bit(grp->index, &q->bitmaps[s]); in qfq_deactivate_agg()
1456 struct qfq_group *grp; in qfq_drop() local
1460 grp = &q->groups[i]; in qfq_drop()
1462 len = qfq_drop_from_slot(q, &grp->slots[j]); in qfq_drop()
1477 struct qfq_group *grp; in qfq_init_qdisc() local
1498 grp = &q->groups[i]; in qfq_init_qdisc()
1499 grp->index = i; in qfq_init_qdisc()
1500 grp->slot_shift = q->min_slot_shift + i; in qfq_init_qdisc()
1502 INIT_HLIST_HEAD(&grp->slots[j]); in qfq_init_qdisc()