selftests: mlxsw: vxlan_flooding: Prevent flooding of unwanted packets

[platform/kernel/linux-starfive.git] / tools / testing / selftests / drivers / net / mlxsw / vxlan_flooding.sh

diff --git a/tools/testing/selftests/drivers/net/mlxsw/vxlan_flooding.sh b/tools/testing/selftests/drivers/net/mlxsw/vxlan_flooding.sh
index fedcb7b..af5ea50 100755 (executable)
--- a/tools/testing/selftests/drivers/net/mlxsw/vxlan_flooding.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/vxlan_flooding.sh
@@ -172,6 +172,17 @@ flooding_filters_add()
        local lsb
        local i
 
+       # Prevent unwanted packets from entering the bridge and interfering
+       # with the test.
+       tc qdisc add dev br0 clsact
+       tc filter add dev br0 egress protocol all pref 1 handle 1 \
+               matchall skip_hw action drop
+       tc qdisc add dev $h1 clsact
+       tc filter add dev $h1 egress protocol all pref 1 handle 1 \
+               flower skip_hw dst_mac de:ad:be:ef:13:37 action pass
+       tc filter add dev $h1 egress protocol all pref 2 handle 2 \
+               matchall skip_hw action drop
+
        tc qdisc add dev $rp2 clsact
 
        for i in $(eval echo {1..$num_remotes}); do
@@ -194,6 +205,12 @@ flooding_filters_del()
        done
 
        tc qdisc del dev $rp2 clsact
+
+       tc filter del dev $h1 egress protocol all pref 2 handle 2 matchall
+       tc filter del dev $h1 egress protocol all pref 1 handle 1 flower
+       tc qdisc del dev $h1 clsact
+       tc filter del dev br0 egress protocol all pref 1 handle 1 matchall
+       tc qdisc del dev br0 clsact
 }
 
 flooding_check_packets()