Files
linux-cryptodev-2.6/tools/testing/selftests/drivers/net/mlxsw/sch_red_root.sh
Petr Machata 8fcac79270 selftests: forwarding: generalize bail_on_lldpad from mlxsw
mlxsw selftests often invoke a bail_on_lldpad() helper to make sure LLDPAD
is not running, to prevent conflicts between the QoS configuration applied
through TC or DCB command line tool, and the DCB configuration that LLDPAD
might apply. This helper might be useful to others. Move the function to
lib.sh, and parameterize to make reusable in other contexts.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Danielle Ratson <danieller@nvidia.com>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-04-20 20:03:21 -07:00

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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
ALL_TESTS="
ping_ipv4
ecn_test
ecn_test_perband
ecn_nodrop_test
red_test
mc_backlog_test
red_mirror_test
"
source sch_red_core.sh
BACKLOG=300000
install_qdisc()
{
local -a args=("$@")
tc qdisc add dev $swp3 parent 1: handle 108: red \
limit 1000000 min $BACKLOG max $((BACKLOG + 1)) \
probability 1.0 avpkt 8000 burst 38 "${args[@]}"
sleep 1
}
uninstall_qdisc()
{
tc qdisc del dev $swp3 parent 1:
}
ecn_test()
{
install_qdisc ecn
do_ecn_test 10 $BACKLOG
uninstall_qdisc
}
ecn_test_perband()
{
install_qdisc ecn
do_ecn_test_perband 10 $BACKLOG
uninstall_qdisc
}
ecn_nodrop_test()
{
install_qdisc ecn nodrop
do_ecn_nodrop_test 10 $BACKLOG
uninstall_qdisc
}
red_test()
{
install_qdisc
do_red_test 10 $BACKLOG
uninstall_qdisc
}
mc_backlog_test()
{
install_qdisc
# Note that the backlog value here does not correspond to RED
# configuration, but is arbitrary.
do_mc_backlog_test 10 $BACKLOG
uninstall_qdisc
}
red_mirror_test()
{
install_qdisc qevent early_drop block 10
do_drop_mirror_test 10 $BACKLOG
uninstall_qdisc
}
bail_on_lldpad "configure DCB" "configure Qdiscs"
trap cleanup EXIT
setup_prepare
setup_wait
tests_run
exit $EXIT_STATUS