mlxsw: spectrum: Update sch_prio stats to include sch_red related drops

sch_prio as root qdisc should count all the drops its children have. Since
it is possible for it to have sch_red children, it needs to count RED early
drops.

Signed-off-by: Nogah Frankel <nogahf@mellanox.com>
Reviewed-by: Yuval Mintz <yuvalm@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nogah Frankel 2018-02-28 10:45:04 +01:00 committed by David S. Miller
parent fd5ac14a1a
commit 23f2b4048c

View File

@ -584,6 +584,7 @@ mlxsw_sp_qdisc_get_prio_stats(struct mlxsw_sp_port *mlxsw_sp_port,
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
drops += xstats->tail_drop[i];
drops += xstats->wred_drop[i];
backlog += xstats->backlog[i];
}
drops = drops - stats_base->drops;
@ -619,8 +620,10 @@ mlxsw_sp_setup_tc_qdisc_prio_clean_stats(struct mlxsw_sp_port *mlxsw_sp_port,
stats_base->tx_bytes = stats->tx_bytes;
stats_base->drops = 0;
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++)
for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {
stats_base->drops += xstats->tail_drop[i];
stats_base->drops += xstats->wred_drop[i];
}
mlxsw_sp_qdisc->stats_base.backlog = 0;
}