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-rwxr-xr-xtools/testing/selftests/drivers/net/mlxsw/qos_dscp_router.sh19
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_dscp_router.sh b/tools/testing/selftests/drivers/net/mlxsw/qos_dscp_router.sh
index f25e3229e1cc..c745ce3befee 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/qos_dscp_router.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/qos_dscp_router.sh
@@ -31,6 +31,7 @@ ALL_TESTS="
ping_ipv4
test_update
test_no_update
+ test_dscp_leftover
"
lib_dir=$(dirname $0)/../../../net/forwarding
@@ -50,6 +51,11 @@ reprioritize()
echo ${reprio[$in]}
}
+zero()
+{
+ echo 0
+}
+
h1_create()
{
simple_if_init $h1 192.0.2.1/28
@@ -225,6 +231,19 @@ test_no_update()
__test_update 0 echo
}
+# Test that when the last APP rule is removed, the prio->DSCP map is properly
+# set to zeroes, and that the last APP rule does not stay active in the ASIC.
+test_dscp_leftover()
+{
+ lldptool -T -i $swp2 -V APP -d $(dscp_map 0) >/dev/null
+ lldpad_app_wait_del
+
+ __test_update 0 zero
+
+ lldptool -T -i $swp2 -V APP $(dscp_map 0) >/dev/null
+ lldpad_app_wait_set $swp2
+}
+
trap cleanup EXIT
setup_prepare