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selftests: mlxsw: spectrum-2: Add simple delta rehash test

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Track the basic codepaths of delta rehash handling,
using mlxsw tracepoints.

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>
This commit is contained in:
Jiri Pirko 2019-02-07 11:22:57 +00:00 committed by David S. Miller
parent 3985de7260
commit c478d3c347
1 changed files with 74 additions and 3 deletions
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77
tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh
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@ -9,11 +9,11 @@ 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 \
delta_two_masks_one_key_test bloom_simple_test \
bloom_complex_test bloom_delta_test"
delta_two_masks_one_key_test delta_simple_rehash_test \
bloom_simple_test bloom_complex_test bloom_delta_test"
NUM_NETIFS=2
source $lib_dir/tc_common.sh
source $lib_dir/lib.sh
source $lib_dir/devlink_lib.sh
tcflags="skip_hw"
@ -494,6 +494,77 @@ delta_two_masks_one_key_test()
log_test "delta two masks one key test ($tcflags)"
}
delta_simple_rehash_test()
{
RET=0
if [[ "$tcflags" != "skip_sw" ]]; then
return 0;
fi
devlink dev param set $DEVLINK_DEV \
name acl_region_rehash_interval cmode runtime value 0
check_err $? "Failed to set ACL region rehash interval"
tp_record_all mlxsw:mlxsw_sp_acl_tcam_vregion_rehash 7
tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash
check_fail $? "Rehash trace was hit even when rehash should be disabled"
devlink dev param set $DEVLINK_DEV \
name acl_region_rehash_interval cmode runtime value 3000
check_err $? "Failed to set ACL region rehash interval"
sleep 1
tc filter add dev $h2 ingress protocol ip pref 1 handle 101 flower \
$tcflags dst_ip 192.0.1.0/25 action drop
tc filter add dev $h2 ingress protocol ip pref 2 handle 102 flower \
$tcflags dst_ip 192.0.2.2 action drop
tc filter add dev $h2 ingress protocol ip pref 3 handle 103 flower \
$tcflags dst_ip 192.0.3.0/24 action drop
$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_fail $? "Matched a wrong filter"
tc_check_packets "dev $h2 ingress" 103 1
check_fail $? "Matched a wrong filter"
tc_check_packets "dev $h2 ingress" 102 1
check_err $? "Did not match on correct filter"
tp_record_all mlxsw:* 3
tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash
check_err $? "Rehash trace was not hit"
tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate
check_err $? "Migrate trace was not hit"
tp_record_all mlxsw:* 3
tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash
check_err $? "Rehash trace was not hit"
tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate
check_fail $? "Migrate trace was hit when no migration should happen"
$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_fail $? "Matched a wrong filter after rehash"
tc_check_packets "dev $h2 ingress" 103 1
check_fail $? "Matched a wrong filter after rehash"
tc_check_packets "dev $h2 ingress" 102 2
check_err $? "Did not match on correct filter after rehash"
tc filter del dev $h2 ingress protocol ip pref 3 handle 103 flower
tc filter del dev $h2 ingress protocol ip pref 2 handle 102 flower
tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower
log_test "delta simple rehash test ($tcflags)"
}
bloom_simple_test()
{
# Bloom filter requires that the eRP table is used. This test