diff options
| author | Jiri Pirko <jiri@mellanox.com> | 2019-01-30 08:58:37 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-01-30 10:00:40 -0800 |
| commit | 1f0ac761bcaaef5fafd220761981da7b53500dcc (patch) | |
| tree | 9756922fbc70b424ca3360aa50c3e47cf460b38d /tools/testing/selftests/drivers | |
| parent | 0d0f20fb2fa08369fb776ef4cb80408517ae3a39 (diff) | |
| download | linux-1f0ac761bcaaef5fafd220761981da7b53500dcc.tar.bz2 | |
selftests: spectrum-2: Add delta two masks one key test
Ensure that the bug is fixed and we no longer have C-TCAM spill for two
keys that differ only in delta.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@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/spectrum-2/tc_flower.sh | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh index 73a35ca827ac..f1922bf597b0 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh @@ -9,7 +9,8 @@ lib_dir=$(dirname $0)/../../../../net/forwarding ALL_TESTS="single_mask_test identical_filters_test two_masks_test \ multiple_masks_test ctcam_edge_cases_test delta_simple_test \ - bloom_simple_test bloom_complex_test bloom_delta_test" + delta_two_masks_one_key_test bloom_simple_test \ + bloom_complex_test bloom_delta_test" NUM_NETIFS=2 source $lib_dir/tc_common.sh source $lib_dir/lib.sh @@ -450,6 +451,49 @@ delta_simple_test() log_test "delta simple test ($tcflags)" } +delta_two_masks_one_key_test() +{ + # If 2 keys are the same and only differ in mask in a way that + # they belong under the same ERP (second is delta of the first), + # there should be no C-TCAM spill. + + RET=0 + + if [[ "$tcflags" != "skip_sw" ]]; then + return 0; + fi + + tp_record "mlxsw:*" "tc filter add dev $h2 ingress protocol ip \ + pref 1 handle 101 flower $tcflags dst_ip 192.0.2.0/24 \ + action drop" + tp_check_hits "mlxsw:mlxsw_sp_acl_atcam_entry_add_ctcam_spill" 0 + check_err $? "incorrect C-TCAM spill while inserting the first rule" + + tp_record "mlxsw:*" "tc filter add dev $h2 ingress protocol ip \ + pref 2 handle 102 flower $tcflags dst_ip 192.0.2.2 \ + action drop" + tp_check_hits "mlxsw:mlxsw_sp_acl_atcam_entry_add_ctcam_spill" 0 + check_err $? "incorrect C-TCAM spill while inserting the second rule" + + $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \ + -t ip -q + + tc_check_packets "dev $h2 ingress" 101 1 + check_err $? "Did not match on correct filter" + + tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower + + $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \ + -t ip -q + + tc_check_packets "dev $h2 ingress" 102 1 + check_err $? "Did not match on correct filter" + + tc filter del dev $h2 ingress protocol ip pref 2 handle 102 flower + + log_test "delta two masks one key test ($tcflags)" +} + bloom_simple_test() { # Bloom filter requires that the eRP table is used. This test |