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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , CC: , Shuah Khan , "Benjamin Poirier" , Hangbin Liu , "Vladimir Oltean" , Ido Schimmel , "Przemek Kitszel" , Petr Machata , Subject: [PATCH net-next 07/10] selftests: mlxsw: qos_mc_aware: Use defer for test cleanup Date: Wed, 9 Oct 2024 14:06:25 +0200 Message-ID: X-Mailer: git-send-email 2.46.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: rnnvmail203.nvidia.com (10.129.68.9) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PEPF00003446:EE_|SJ1PR12MB6026:EE_ X-MS-Office365-Filtering-Correlation-Id: 7457bc28-5e09-43c1-842e-08dce85b563b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|36860700013|376014|7416014|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(82310400026)(36860700013)(376014)(7416014)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Oct 2024 12:10:16.4770 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7457bc28-5e09-43c1-842e-08dce85b563b X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DS2PEPF00003446.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ1PR12MB6026 Use the defer framework to schedule cleanups as soon as the command is executed. Signed-off-by: Petr Machata --- .../drivers/net/mlxsw/qos_mc_aware.sh | 146 ++++++++---------- 1 file changed, 68 insertions(+), 78 deletions(-) diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh index 6d892de43fa8..cd4a5c21360c 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh @@ -73,122 +73,114 @@ source qos_lib.sh h1_create() { simple_if_init $h1 192.0.2.65/28 + defer simple_if_fini $h1 192.0.2.65/28 + mtu_set $h1 10000 -} - -h1_destroy() -{ - mtu_restore $h1 - simple_if_fini $h1 192.0.2.65/28 + defer mtu_restore $h1 } h2_create() { simple_if_init $h2 + defer simple_if_fini $h2 + mtu_set $h2 10000 + defer mtu_restore $h2 vlan_create $h2 111 v$h2 192.0.2.129/28 + defer vlan_destroy $h2 111 ip link set dev $h2.111 type vlan egress-qos-map 0:1 } -h2_destroy() -{ - vlan_destroy $h2 111 - - mtu_restore $h2 - simple_if_fini $h2 -} - h3_create() { simple_if_init $h3 192.0.2.66/28 + defer simple_if_fini $h3 192.0.2.66/28 + mtu_set $h3 10000 + defer mtu_restore $h3 vlan_create $h3 111 v$h3 192.0.2.130/28 -} - -h3_destroy() -{ - vlan_destroy $h3 111 - - mtu_restore $h3 - simple_if_fini $h3 192.0.2.66/28 + defer vlan_destroy $h3 111 } switch_create() { ip link set dev $swp1 up + defer ip link set dev $swp1 down + mtu_set $swp1 10000 + defer mtu_restore $swp1 ip link set dev $swp2 up + defer ip link set dev $swp2 down + mtu_set $swp2 10000 + defer mtu_restore $swp2 ip link set dev $swp3 up + defer ip link set dev $swp3 down + mtu_set $swp3 10000 + defer mtu_restore $swp3 vlan_create $swp2 111 + defer vlan_destroy $swp2 111 + vlan_create $swp3 111 + defer vlan_destroy $swp3 111 tc qdisc replace dev $swp3 root handle 3: tbf rate 1gbit \ burst 128K limit 1G + defer tc qdisc del dev $swp3 root handle 3: + tc qdisc replace dev $swp3 parent 3:3 handle 33: \ prio bands 8 priomap 7 7 7 7 7 7 7 7 + defer tc qdisc del dev $swp3 parent 3:3 handle 33: ip link add name br1 type bridge vlan_filtering 0 + defer ip link del dev br1 ip link set dev br1 addrgenmode none ip link set dev br1 up + ip link set dev $swp1 master br1 + defer ip link set dev $swp1 nomaster + ip link set dev $swp3 master br1 + defer ip link set dev $swp3 nomaster ip link add name br111 type bridge vlan_filtering 0 + defer ip link del dev br111 ip link set dev br111 addrgenmode none ip link set dev br111 up + ip link set dev $swp2.111 master br111 + defer ip link set dev $swp2.111 nomaster + ip link set dev $swp3.111 master br111 + defer ip link set dev $swp3.111 nomaster # Make sure that ingress quotas are smaller than egress so that there is # room for both streams of traffic to be admitted to shared buffer. devlink_port_pool_th_save $swp1 0 devlink_port_pool_th_set $swp1 0 5 + defer devlink_port_pool_th_restore $swp1 0 + devlink_tc_bind_pool_th_save $swp1 0 ingress devlink_tc_bind_pool_th_set $swp1 0 ingress 0 5 + defer devlink_tc_bind_pool_th_restore $swp1 0 ingress devlink_port_pool_th_save $swp2 0 devlink_port_pool_th_set $swp2 0 5 + defer devlink_port_pool_th_restore $swp2 0 + devlink_tc_bind_pool_th_save $swp2 1 ingress devlink_tc_bind_pool_th_set $swp2 1 ingress 0 5 + defer devlink_tc_bind_pool_th_restore $swp2 1 ingress devlink_port_pool_th_save $swp3 4 devlink_port_pool_th_set $swp3 4 12 -} - -switch_destroy() -{ - devlink_port_pool_th_restore $swp3 4 - - devlink_tc_bind_pool_th_restore $swp2 1 ingress - devlink_port_pool_th_restore $swp2 0 - - devlink_tc_bind_pool_th_restore $swp1 0 ingress - devlink_port_pool_th_restore $swp1 0 - - ip link del dev br111 - ip link del dev br1 - - tc qdisc del dev $swp3 parent 3:3 handle 33: - tc qdisc del dev $swp3 root handle 3: - - vlan_destroy $swp3 111 - vlan_destroy $swp2 111 - - mtu_restore $swp3 - ip link set dev $swp3 down - - mtu_restore $swp2 - ip link set dev $swp2 down - - mtu_restore $swp1 - ip link set dev $swp1 down + defer devlink_port_pool_th_restore $swp3 4 } setup_prepare() @@ -205,6 +197,7 @@ setup_prepare() h3mac=$(mac_get $h3) vrf_prepare + defer vrf_cleanup h1_create h2_create @@ -212,45 +205,45 @@ setup_prepare() switch_create } -cleanup() -{ - pre_cleanup - - switch_destroy - h3_destroy - h2_destroy - h1_destroy - - vrf_cleanup -} - ping_ipv4() { ping_test $h2 192.0.2.130 } -test_mc_aware() +__run_uc_measure_rate() { - RET=0 - + local what=$1; shift local -a uc_rate + start_traffic $h2.111 192.0.2.129 192.0.2.130 $h3mac - uc_rate=($(measure_rate $swp2 $h3 rx_octets_prio_1 "UC-only")) - check_err $? "Could not get high enough UC-only ingress rate" - stop_traffic + defer stop_traffic $! + + uc_rate=($(measure_rate $swp2 $h3 rx_octets_prio_1 "$what")) + check_err $? "Could not get high enough $what ingress rate" + + echo ${uc_rate[@]} +} + +run_uc_measure_rate() +{ + in_defer_scope __run_uc_measure_rate "$@" +} + +test_mc_aware() +{ + RET=0 + + local -a uc_rate=($(run_uc_measure_rate "UC-only")) local ucth1=${uc_rate[1]} start_traffic $h1 192.0.2.65 bc bc + defer stop_traffic $! local d0=$(date +%s) local t0=$(ethtool_stats_get $h3 rx_octets_prio_0) local u0=$(ethtool_stats_get $swp1 rx_octets_prio_0) - local -a uc_rate_2 - start_traffic $h2.111 192.0.2.129 192.0.2.130 $h3mac - uc_rate_2=($(measure_rate $swp2 $h3 rx_octets_prio_1 "UC+MC")) - check_err $? "Could not get high enough UC+MC ingress rate" - stop_traffic + local -a uc_rate_2=($(run_uc_measure_rate "UC+MC")) local ucth2=${uc_rate_2[1]} local d1=$(date +%s) @@ -272,8 +265,6 @@ test_mc_aware() local mc_ir=$(rate $u0 $u1 $interval) local mc_er=$(rate $t0 $t1 $interval) - stop_traffic - log_test "UC performance under MC overload" echo "UC-only throughput $(humanize $ucth1)" @@ -297,6 +288,7 @@ test_uc_aware() RET=0 start_traffic $h2.111 192.0.2.129 192.0.2.130 $h3mac + defer stop_traffic $! local d0=$(date +%s) local t0=$(ethtool_stats_get $h3 rx_octets_prio_1) @@ -326,8 +318,6 @@ test_uc_aware() ((attempts == passes)) check_err $? - stop_traffic - log_test "MC performance under UC overload" echo " ingress UC throughput $(humanize ${uc_ir})" echo " egress UC throughput $(humanize ${uc_er})"