diff options
| author | Petr Machata <petrm@mellanox.com> | 2019-07-31 10:30:27 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-07-31 08:47:13 -0700 |
| commit | d11786bb9664a5bed47e7839265f49bb26d54a1b (patch) | |
| tree | 7949eb273d61cdea803f5524b9e6f7b41c4c66b7 /tools/testing/selftests/drivers | |
| parent | 7700476f319844022f6e469e7acb578178ee29de (diff) | |
selftests: mlxsw: Add a test for leftover DSCP rule
Commit dedfde2fe1c4 ("mlxsw: spectrum_dcb: Configure DSCP map as the last
rule is removed") fixed a problem in mlxsw where last DSCP rule to be
removed remained in effect when DSCP rewrite was applied.
Add a selftest that covers this problem.
Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing/selftests/drivers')
| -rwxr-xr-x | tools/testing/selftests/drivers/net/mlxsw/qos_dscp_router.sh | 19 |
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 |