FM / mlxsw

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/drivers/net/mlxsw/

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/drivers/net/mlxsw

Name	Size	Mode	Actions
spectrum/	-	0755	rm
spectrum-2/	-	0755	rm
blackhole_routes.sh	5075	0755	edit dl rm
devlink_trap.sh	1928	0755	edit dl rm
devlink_trap_acl_drops.sh	2458	0755	edit dl rm
devlink_trap_control.sh	18399	0755	edit dl rm
devlink_trap_l2_drops.sh	9966	0755	edit dl rm
devlink_trap_l3_drops.sh	16812	0755	edit dl rm
devlink_trap_l3_exceptions.sh	14098	0755	edit dl rm
devlink_trap_policer.sh	9441	0755	edit dl rm
devlink_trap_tunnel_ipip.sh	6035	0755	edit dl rm
devlink_trap_tunnel_vxlan.sh	8989	0755	edit dl rm
ethtool_lanes.sh	4026	0755	edit dl rm
extack.sh	3471	0755	edit dl rm
fib.sh	5562	0755	edit dl rm
fib_offload.sh	10164	0755	edit dl rm
mirror_gre.sh	4447	0755	edit dl rm
mirror_gre_scale.sh	5782	0644	edit dl rm
mlxsw_lib.sh	362	0644	edit dl rm
one_armed_router.sh	6950	0755	edit dl rm
port_scale.sh	1391	0644	edit dl rm
qos_defprio.sh	2738	0755	edit dl rm
qos_dscp_bridge.sh	4325	0755	edit dl rm
qos_dscp_router.sh	6764	0755	edit dl rm
qos_ets_strict.sh	8810	0755	edit dl rm
qos_headroom.sh	8367	0755	edit dl rm
qos_lib.sh	1918	0644	edit dl rm
qos_mc_aware.sh	9412	0755	edit dl rm
qos_pfc.sh	11700	0755	edit dl rm
q_in_q_veto.sh	7948	0755	edit dl rm
router_scale.sh	2138	0644	edit dl rm
rtnetlink.sh	30604	0755	edit dl rm
sch_ets.sh	2332	0755	edit dl rm
sch_red_core.sh	18014	0644	edit dl rm
sch_red_ets.sh	2476	0755	edit dl rm
sch_red_prio.sh	81	0755	edit dl rm
sch_red_root.sh	1081	0755	edit dl rm
sch_tbf_ets.sh	175	0755	edit dl rm
sch_tbf_prio.sh	176	0755	edit dl rm
sch_tbf_root.sh	176	0755	edit dl rm
sharedbuffer.sh	3912	0755	edit dl rm
tc_action_hw_stats.sh	2293	0755	edit dl rm
tc_flower_scale.sh	2460	0644	edit dl rm
tc_police_occ.sh	2120	0755	edit dl rm
tc_police_scale.sh	1660	0644	edit dl rm
tc_restrictions.sh	11847	0755	edit dl rm
tc_sample.sh	17891	0755	edit dl rm
vxlan.sh	29996	0755	edit dl rm
vxlan_fdb_veto.sh	2955	0755	edit dl rm
vxlan_flooding.sh	8849	0755	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/tools/testing/selftests/drivers/net/mlxsw/sch_red_ets.sh (2476B)

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

ALL_TESTS="
	ping_ipv4
	ecn_test
	ecn_nodrop_test
	red_test
	mc_backlog_test
	red_mirror_test
	red_trap_test
"
: ${QDISC:=ets}
source sch_red_core.sh

# do_ecn_test first build 2/3 of the requested backlog and expects no marking,
# and then builds 3/2 of it and does expect marking. The values of $BACKLOG1 and
# $BACKLOG2 are far enough not to overlap, so that we can assume that if we do
# see (do not see) marking, it is actually due to the configuration of that one
# TC, and not due to configuration of the other TC leaking over.
BACKLOG1=200000
BACKLOG2=500000

install_qdisc()
{
	local -a args=("$@")

tc qdisc add dev $swp3 root handle 10: $QDISC \
	   bands 8 priomap 7 6 5 4 3 2 1 0
	tc qdisc add dev $swp3 parent 10:8 handle 108: red \
	   limit 1000000 min $BACKLOG1 max $((BACKLOG1 + 1)) \
	   probability 1.0 avpkt 8000 burst 38 "${args[@]}"
	tc qdisc add dev $swp3 parent 10:7 handle 107: red \
	   limit 1000000 min $BACKLOG2 max $((BACKLOG2 + 1)) \
	   probability 1.0 avpkt 8000 burst 63 "${args[@]}"
	sleep 1
}

uninstall_qdisc()
{
	tc qdisc del dev $swp3 parent 10:7
	tc qdisc del dev $swp3 parent 10:8
	tc qdisc del dev $swp3 root
}

ecn_test()
{
	install_qdisc ecn

do_ecn_test 10 $BACKLOG1
	do_ecn_test 11 $BACKLOG2

uninstall_qdisc
}

ecn_nodrop_test()
{
	install_qdisc ecn nodrop

do_ecn_nodrop_test 10 $BACKLOG1
	do_ecn_nodrop_test 11 $BACKLOG2

uninstall_qdisc
}

red_test()
{
	install_qdisc

# Make sure that we get the non-zero value if there is any.
	local cur=$(busywait 1100 until_counter_is "> 0" \
			    qdisc_stats_get $swp3 10: .backlog)
	(( cur == 0 ))
	check_err $? "backlog of $cur observed on non-busy qdisc"
	log_test "$QDISC backlog properly cleaned"

do_red_test 10 $BACKLOG1
	do_red_test 11 $BACKLOG2

uninstall_qdisc
}

mc_backlog_test()
{
	install_qdisc

# Note that the backlog numbers here do not correspond to RED
	# configuration, but are arbitrary.
	do_mc_backlog_test 10 $BACKLOG1
	do_mc_backlog_test 11 $BACKLOG2

uninstall_qdisc
}

red_mirror_test()
{
	install_qdisc qevent early_drop block 10

do_drop_mirror_test 10 $BACKLOG1 early_drop
	do_drop_mirror_test 11 $BACKLOG2 early_drop

uninstall_qdisc
}

red_trap_test()
{
	install_qdisc qevent early_drop block 10

do_drop_trap_test 10 $BACKLOG1 early_drop
	do_drop_trap_test 11 $BACKLOG2 early_drop

uninstall_qdisc
}

trap cleanup EXIT

setup_prepare
setup_wait

bail_on_lldpad
tests_run

exit $EXIT_STATUS

cmd: