FM / mlxsw

/usr/src/linux-headers-5.15.0-190/tools/testing/selftests/drivers/net/mlxsw/

/usr/src/linux-headers-5.15.0-190/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-5.15.0-190/tools/testing/selftests/drivers/net/mlxsw/tc_flower_scale.sh (2460B)

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

# Test for resource limit of offloaded flower rules. The test adds a given
# number of flower matches for different IPv6 addresses, then check the offload
# indication for all of the tc flower rules. This file contains functions to set
# up a testing topology and run the test, and is meant to be sourced from a test
# script that calls the testing routine with a given number of rules.

TC_FLOWER_NUM_NETIFS=2

tc_flower_h1_create()
{
	simple_if_init $h1
	tc qdisc add dev $h1 clsact
}

tc_flower_h1_destroy()
{
	tc qdisc del dev $h1 clsact
	simple_if_fini $h1
}

tc_flower_h2_create()
{
	simple_if_init $h2
	tc qdisc add dev $h2 clsact
}

tc_flower_h2_destroy()
{
	tc qdisc del dev $h2 clsact
	simple_if_fini $h2
}

tc_flower_setup_prepare()
{
	h1=${NETIFS[p1]}
	h2=${NETIFS[p2]}

vrf_prepare

tc_flower_h1_create
	tc_flower_h2_create
}

tc_flower_cleanup()
{
	pre_cleanup

tc_flower_h2_destroy
	tc_flower_h1_destroy

vrf_cleanup

if [[ -v TC_FLOWER_BATCH_FILE ]]; then
		rm -f $TC_FLOWER_BATCH_FILE
	fi
}

tc_flower_addr()
{
	local num=$1; shift

printf "2001:db8:1::%x" $num
}

tc_flower_rules_create()
{
	local count=$1; shift
	local should_fail=$1; shift

TC_FLOWER_BATCH_FILE="$(mktemp)"

for ((i = 0; i < count; ++i)); do
		cat >> $TC_FLOWER_BATCH_FILE <<-EOF
			filter add dev $h2 ingress \
				prot ipv6 \
				pref 1000 \
				flower $tcflags dst_ip $(tc_flower_addr $i) \
				action drop
		EOF
	done

tc -b $TC_FLOWER_BATCH_FILE
	check_err_fail $should_fail $? "Rule insertion"
}

__tc_flower_test()
{
	local count=$1; shift
	local should_fail=$1; shift
	local last=$((count - 1))

tc_flower_rules_create $count $should_fail

offload_count=$(tc -j -s filter show dev $h2 ingress    |
			jq -r '[ .[] | select(.kind == "flower") |
			.options | .in_hw ]' | jq .[] | wc -l)
	[[ $((offload_count - 1)) -eq $count ]]
	check_err_fail $should_fail $? "Attempt to offload $count rules (actual result $((offload_count - 1)))"
}

tc_flower_test()
{
	local count=$1; shift
	local should_fail=$1; shift

# We use lower 16 bits of IPv6 address for match. Also there are only 16
	# bits of rule priority space.
	if ((count > 65536)); then
		check_err 1 "Invalid count of $count. At most 65536 rules supported"
		return
	fi

if ! tc_offload_check $TC_FLOWER_NUM_NETIFS; then
		check_err 1 "Could not test offloaded functionality"
		return
	fi

tcflags="skip_sw"
	__tc_flower_test $count $should_fail
}

cmd: