summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c106
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c16
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_span.h1
-rw-r--r--tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh76
-rwxr-xr-xtools/testing/selftests/drivers/net/mlxsw/sch_red_ets.sh53
7 files changed, 220 insertions, 36 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index d366786ce0f8..3c9844f2aa1d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -1035,6 +1035,8 @@ static int mlxsw_sp_setup_tc_block(struct mlxsw_sp_port *mlxsw_sp_port,
return mlxsw_sp_setup_tc_block_clsact(mlxsw_sp_port, f, false);
case FLOW_BLOCK_BINDER_TYPE_RED_EARLY_DROP:
return mlxsw_sp_setup_tc_block_qevent_early_drop(mlxsw_sp_port, f);
+ case FLOW_BLOCK_BINDER_TYPE_RED_MARK:
+ return mlxsw_sp_setup_tc_block_qevent_mark(mlxsw_sp_port, f);
default:
return -EOPNOTSUPP;
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 0ebbd9b04b89..aae1aed5345b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -1195,6 +1195,8 @@ int mlxsw_sp_setup_tc_fifo(struct mlxsw_sp_port *mlxsw_sp_port,
struct tc_fifo_qopt_offload *p);
int mlxsw_sp_setup_tc_block_qevent_early_drop(struct mlxsw_sp_port *mlxsw_sp_port,
struct flow_block_offload *f);
+int mlxsw_sp_setup_tc_block_qevent_mark(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct flow_block_offload *f);
/* spectrum_fid.c */
bool mlxsw_sp_fid_is_dummy(struct mlxsw_sp *mlxsw_sp, u16 fid_index);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c
index 9958d503bf0e..e367c63e72bf 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c
@@ -1472,6 +1472,7 @@ struct mlxsw_sp_qevent_binding {
u32 handle;
int tclass_num;
enum mlxsw_sp_span_trigger span_trigger;
+ unsigned int action_mask;
};
static LIST_HEAD(mlxsw_sp_qevent_block_cb_list);
@@ -1482,8 +1483,10 @@ static int mlxsw_sp_qevent_span_configure(struct mlxsw_sp *mlxsw_sp,
const struct mlxsw_sp_span_agent_parms *agent_parms,
int *p_span_id)
{
+ enum mlxsw_sp_span_trigger span_trigger = qevent_binding->span_trigger;
struct mlxsw_sp_port *mlxsw_sp_port = qevent_binding->mlxsw_sp_port;
struct mlxsw_sp_span_trigger_parms trigger_parms = {};
+ bool ingress;
int span_id;
int err;
@@ -1491,18 +1494,19 @@ static int mlxsw_sp_qevent_span_configure(struct mlxsw_sp *mlxsw_sp,
if (err)
return err;
- err = mlxsw_sp_span_analyzed_port_get(mlxsw_sp_port, true);
+ ingress = mlxsw_sp_span_trigger_is_ingress(span_trigger);
+ err = mlxsw_sp_span_analyzed_port_get(mlxsw_sp_port, ingress);
if (err)
goto err_analyzed_port_get;
trigger_parms.span_id = span_id;
trigger_parms.probability_rate = 1;
- err = mlxsw_sp_span_agent_bind(mlxsw_sp, qevent_binding->span_trigger, mlxsw_sp_port,
+ err = mlxsw_sp_span_agent_bind(mlxsw_sp, span_trigger, mlxsw_sp_port,
&trigger_parms);
if (err)
goto err_agent_bind;
- err = mlxsw_sp_span_trigger_enable(mlxsw_sp_port, qevent_binding->span_trigger,
+ err = mlxsw_sp_span_trigger_enable(mlxsw_sp_port, span_trigger,
qevent_binding->tclass_num);
if (err)
goto err_trigger_enable;
@@ -1511,10 +1515,10 @@ static int mlxsw_sp_qevent_span_configure(struct mlxsw_sp *mlxsw_sp,
return 0;
err_trigger_enable:
- mlxsw_sp_span_agent_unbind(mlxsw_sp, qevent_binding->span_trigger, mlxsw_sp_port,
+ mlxsw_sp_span_agent_unbind(mlxsw_sp, span_trigger, mlxsw_sp_port,
&trigger_parms);
err_agent_bind:
- mlxsw_sp_span_analyzed_port_put(mlxsw_sp_port, true);
+ mlxsw_sp_span_analyzed_port_put(mlxsw_sp_port, ingress);
err_analyzed_port_get:
mlxsw_sp_span_agent_put(mlxsw_sp, span_id);
return err;
@@ -1524,16 +1528,20 @@ static void mlxsw_sp_qevent_span_deconfigure(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_qevent_binding *qevent_binding,
int span_id)
{
+ enum mlxsw_sp_span_trigger span_trigger = qevent_binding->span_trigger;
struct mlxsw_sp_port *mlxsw_sp_port = qevent_binding->mlxsw_sp_port;
struct mlxsw_sp_span_trigger_parms trigger_parms = {
.span_id = span_id,
};
+ bool ingress;
- mlxsw_sp_span_trigger_disable(mlxsw_sp_port, qevent_binding->span_trigger,
+ ingress = mlxsw_sp_span_trigger_is_ingress(span_trigger);
+
+ mlxsw_sp_span_trigger_disable(mlxsw_sp_port, span_trigger,
qevent_binding->tclass_num);
- mlxsw_sp_span_agent_unbind(mlxsw_sp, qevent_binding->span_trigger, mlxsw_sp_port,
+ mlxsw_sp_span_agent_unbind(mlxsw_sp, span_trigger, mlxsw_sp_port,
&trigger_parms);
- mlxsw_sp_span_analyzed_port_put(mlxsw_sp_port, true);
+ mlxsw_sp_span_analyzed_port_put(mlxsw_sp_port, ingress);
mlxsw_sp_span_agent_put(mlxsw_sp, span_id);
}
@@ -1583,10 +1591,17 @@ static void mlxsw_sp_qevent_trap_deconfigure(struct mlxsw_sp *mlxsw_sp,
mlxsw_sp_qevent_span_deconfigure(mlxsw_sp, qevent_binding, mall_entry->trap.span_id);
}
-static int mlxsw_sp_qevent_entry_configure(struct mlxsw_sp *mlxsw_sp,
- struct mlxsw_sp_mall_entry *mall_entry,
- struct mlxsw_sp_qevent_binding *qevent_binding)
+static int
+mlxsw_sp_qevent_entry_configure(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_mall_entry *mall_entry,
+ struct mlxsw_sp_qevent_binding *qevent_binding,
+ struct netlink_ext_ack *extack)
{
+ if (!(BIT(mall_entry->type) & qevent_binding->action_mask)) {
+ NL_SET_ERR_MSG(extack, "Action not supported at this qevent");
+ return -EOPNOTSUPP;
+ }
+
switch (mall_entry->type) {
case MLXSW_SP_MALL_ACTION_TYPE_MIRROR:
return mlxsw_sp_qevent_mirror_configure(mlxsw_sp, mall_entry, qevent_binding);
@@ -1614,15 +1629,17 @@ static void mlxsw_sp_qevent_entry_deconfigure(struct mlxsw_sp *mlxsw_sp,
}
}
-static int mlxsw_sp_qevent_binding_configure(struct mlxsw_sp_qevent_block *qevent_block,
- struct mlxsw_sp_qevent_binding *qevent_binding)
+static int
+mlxsw_sp_qevent_binding_configure(struct mlxsw_sp_qevent_block *qevent_block,
+ struct mlxsw_sp_qevent_binding *qevent_binding,
+ struct netlink_ext_ack *extack)
{
struct mlxsw_sp_mall_entry *mall_entry;
int err;
list_for_each_entry(mall_entry, &qevent_block->mall_entry_list, list) {
err = mlxsw_sp_qevent_entry_configure(qevent_block->mlxsw_sp, mall_entry,
- qevent_binding);
+ qevent_binding, extack);
if (err)
goto err_entry_configure;
}
@@ -1646,13 +1663,17 @@ static void mlxsw_sp_qevent_binding_deconfigure(struct mlxsw_sp_qevent_block *qe
qevent_binding);
}
-static int mlxsw_sp_qevent_block_configure(struct mlxsw_sp_qevent_block *qevent_block)
+static int
+mlxsw_sp_qevent_block_configure(struct mlxsw_sp_qevent_block *qevent_block,
+ struct netlink_ext_ack *extack)
{
struct mlxsw_sp_qevent_binding *qevent_binding;
int err;
list_for_each_entry(qevent_binding, &qevent_block->binding_list, list) {
- err = mlxsw_sp_qevent_binding_configure(qevent_block, qevent_binding);
+ err = mlxsw_sp_qevent_binding_configure(qevent_block,
+ qevent_binding,
+ extack);
if (err)
goto err_binding_configure;
}
@@ -1737,7 +1758,7 @@ static int mlxsw_sp_qevent_mall_replace(struct mlxsw_sp *mlxsw_sp,
list_add_tail(&mall_entry->list, &qevent_block->mall_entry_list);
- err = mlxsw_sp_qevent_block_configure(qevent_block);
+ err = mlxsw_sp_qevent_block_configure(qevent_block, f->common.extack);
if (err)
goto err_block_configure;
@@ -1825,7 +1846,8 @@ static void mlxsw_sp_qevent_block_release(void *cb_priv)
static struct mlxsw_sp_qevent_binding *
mlxsw_sp_qevent_binding_create(struct mlxsw_sp_port *mlxsw_sp_port, u32 handle, int tclass_num,
- enum mlxsw_sp_span_trigger span_trigger)
+ enum mlxsw_sp_span_trigger span_trigger,
+ unsigned int action_mask)
{
struct mlxsw_sp_qevent_binding *binding;
@@ -1837,6 +1859,7 @@ mlxsw_sp_qevent_binding_create(struct mlxsw_sp_port *mlxsw_sp_port, u32 handle,
binding->handle = handle;
binding->tclass_num = tclass_num;
binding->span_trigger = span_trigger;
+ binding->action_mask = action_mask;
return binding;
}
@@ -1862,9 +1885,11 @@ mlxsw_sp_qevent_binding_lookup(struct mlxsw_sp_qevent_block *block,
return NULL;
}
-static int mlxsw_sp_setup_tc_block_qevent_bind(struct mlxsw_sp_port *mlxsw_sp_port,
- struct flow_block_offload *f,
- enum mlxsw_sp_span_trigger span_trigger)
+static int
+mlxsw_sp_setup_tc_block_qevent_bind(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct flow_block_offload *f,
+ enum mlxsw_sp_span_trigger span_trigger,
+ unsigned int action_mask)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
struct mlxsw_sp_qevent_binding *qevent_binding;
@@ -1904,14 +1929,18 @@ static int mlxsw_sp_setup_tc_block_qevent_bind(struct mlxsw_sp_port *mlxsw_sp_po
goto err_binding_exists;
}
- qevent_binding = mlxsw_sp_qevent_binding_create(mlxsw_sp_port, f->sch->handle,
- qdisc->tclass_num, span_trigger);
+ qevent_binding = mlxsw_sp_qevent_binding_create(mlxsw_sp_port,
+ f->sch->handle,
+ qdisc->tclass_num,
+ span_trigger,
+ action_mask);
if (IS_ERR(qevent_binding)) {
err = PTR_ERR(qevent_binding);
goto err_binding_create;
}
- err = mlxsw_sp_qevent_binding_configure(qevent_block, qevent_binding);
+ err = mlxsw_sp_qevent_binding_configure(qevent_block, qevent_binding,
+ f->extack);
if (err)
goto err_binding_configure;
@@ -1963,15 +1992,19 @@ static void mlxsw_sp_setup_tc_block_qevent_unbind(struct mlxsw_sp_port *mlxsw_sp
}
}
-static int mlxsw_sp_setup_tc_block_qevent(struct mlxsw_sp_port *mlxsw_sp_port,
- struct flow_block_offload *f,
- enum mlxsw_sp_span_trigger span_trigger)
+static int
+mlxsw_sp_setup_tc_block_qevent(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct flow_block_offload *f,
+ enum mlxsw_sp_span_trigger span_trigger,
+ unsigned int action_mask)
{
f->driver_block_list = &mlxsw_sp_qevent_block_cb_list;
switch (f->command) {
case FLOW_BLOCK_BIND:
- return mlxsw_sp_setup_tc_block_qevent_bind(mlxsw_sp_port, f, span_trigger);
+ return mlxsw_sp_setup_tc_block_qevent_bind(mlxsw_sp_port, f,
+ span_trigger,
+ action_mask);
case FLOW_BLOCK_UNBIND:
mlxsw_sp_setup_tc_block_qevent_unbind(mlxsw_sp_port, f, span_trigger);
return 0;
@@ -1983,7 +2016,22 @@ static int mlxsw_sp_setup_tc_block_qevent(struct mlxsw_sp_port *mlxsw_sp_port,
int mlxsw_sp_setup_tc_block_qevent_early_drop(struct mlxsw_sp_port *mlxsw_sp_port,
struct flow_block_offload *f)
{
- return mlxsw_sp_setup_tc_block_qevent(mlxsw_sp_port, f, MLXSW_SP_SPAN_TRIGGER_EARLY_DROP);
+ unsigned int action_mask = BIT(MLXSW_SP_MALL_ACTION_TYPE_MIRROR) |
+ BIT(MLXSW_SP_MALL_ACTION_TYPE_TRAP);
+
+ return mlxsw_sp_setup_tc_block_qevent(mlxsw_sp_port, f,
+ MLXSW_SP_SPAN_TRIGGER_EARLY_DROP,
+ action_mask);
+}
+
+int mlxsw_sp_setup_tc_block_qevent_mark(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct flow_block_offload *f)
+{
+ unsigned int action_mask = BIT(MLXSW_SP_MALL_ACTION_TYPE_MIRROR);
+
+ return mlxsw_sp_setup_tc_block_qevent(mlxsw_sp_port, f,
+ MLXSW_SP_SPAN_TRIGGER_ECN,
+ action_mask);
}
int mlxsw_sp_tc_qdisc_init(struct mlxsw_sp_port *mlxsw_sp_port)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
index 3398cc01e5ec..f5f819aa9a65 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
@@ -1650,6 +1650,22 @@ void mlxsw_sp_span_trigger_disable(struct mlxsw_sp_port *mlxsw_sp_port,
return trigger_entry->ops->disable(trigger_entry, mlxsw_sp_port, tc);
}
+bool mlxsw_sp_span_trigger_is_ingress(enum mlxsw_sp_span_trigger trigger)
+{
+ switch (trigger) {
+ case MLXSW_SP_SPAN_TRIGGER_INGRESS:
+ case MLXSW_SP_SPAN_TRIGGER_EARLY_DROP:
+ case MLXSW_SP_SPAN_TRIGGER_TAIL_DROP:
+ return true;
+ case MLXSW_SP_SPAN_TRIGGER_EGRESS:
+ case MLXSW_SP_SPAN_TRIGGER_ECN:
+ return false;
+ }
+
+ WARN_ON_ONCE(1);
+ return false;
+}
+
static int mlxsw_sp1_span_init(struct mlxsw_sp *mlxsw_sp)
{
size_t arr_size = ARRAY_SIZE(mlxsw_sp1_span_entry_ops_arr);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.h
index efaefd1ae863..82e711afb02b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.h
@@ -120,6 +120,7 @@ int mlxsw_sp_span_trigger_enable(struct mlxsw_sp_port *mlxsw_sp_port,
enum mlxsw_sp_span_trigger trigger, u8 tc);
void mlxsw_sp_span_trigger_disable(struct mlxsw_sp_port *mlxsw_sp_port,
enum mlxsw_sp_span_trigger trigger, u8 tc);
+bool mlxsw_sp_span_trigger_is_ingress(enum mlxsw_sp_span_trigger trigger);
extern const struct mlxsw_sp_span_ops mlxsw_sp1_span_ops;
extern const struct mlxsw_sp_span_ops mlxsw_sp2_span_ops;
diff --git a/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh b/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh
index 33ddd01689be..eea3e5ad3f38 100644
--- a/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh
@@ -544,6 +544,53 @@ do_mc_backlog_test()
log_test "TC $((vlan - 10)): Qdisc reports MC backlog"
}
+do_mark_test()
+{
+ local vlan=$1; shift
+ local limit=$1; shift
+ local subtest=$1; shift
+ local fetch_counter=$1; shift
+ local should_fail=$1; shift
+ local base
+
+ RET=0
+
+ start_tcp_traffic $h1.$vlan $(ipaddr 1 $vlan) $(ipaddr 3 $vlan) \
+ $h3_mac tos=0x01
+
+ # Create a bit of a backlog and observe no mirroring due to marks.
+ qevent_rule_install_$subtest
+
+ build_backlog $vlan $((2 * limit / 3)) tcp tos=0x01 >/dev/null
+
+ base=$($fetch_counter)
+ count=$(busywait 1100 until_counter_is ">= $((base + 1))" \
+ $fetch_counter)
+ check_fail $? "Spurious packets ($base -> $count) observed without buffer pressure"
+
+ # Above limit, everything should be mirrored, we should see lots of
+ # packets.
+ build_backlog $vlan $((3 * limit / 2)) tcp tos=0x01 >/dev/null
+ busywait_for_counter 1100 +10000 \
+ $fetch_counter > /dev/null
+ check_err_fail "$should_fail" $? "ECN-marked packets $subtest'd"
+
+ # When the rule is uninstalled, there should be no mirroring.
+ qevent_rule_uninstall_$subtest
+ busywait_for_counter 1100 +10 \
+ $fetch_counter > /dev/null
+ check_fail $? "Spurious packets observed after uninstall"
+
+ if ((should_fail)); then
+ log_test "TC $((vlan - 10)): marked packets not $subtest'd"
+ else
+ log_test "TC $((vlan - 10)): marked packets $subtest'd"
+ fi
+
+ stop_traffic
+ sleep 1
+}
+
do_drop_test()
{
local vlan=$1; shift
@@ -551,10 +598,8 @@ do_drop_test()
local trigger=$1; shift
local subtest=$1; shift
local fetch_counter=$1; shift
- local backlog
local base
local now
- local pct
RET=0
@@ -628,6 +673,22 @@ do_drop_mirror_test()
tc filter del dev $h2 ingress pref 1 handle 101 flower
}
+do_mark_mirror_test()
+{
+ local vlan=$1; shift
+ local limit=$1; shift
+
+ tc filter add dev $h2 ingress pref 1 handle 101 prot ip \
+ flower skip_sw ip_proto tcp \
+ action drop
+
+ do_mark_test "$vlan" "$limit" mirror \
+ qevent_counter_fetch_mirror \
+ $(: should_fail=)0
+
+ tc filter del dev $h2 ingress pref 1 handle 101 flower
+}
+
qevent_rule_install_trap()
{
tc filter add block 10 pref 1234 handle 102 matchall skip_sw \
@@ -655,3 +716,14 @@ do_drop_trap_test()
do_drop_test "$vlan" "$limit" "$trap_name" trap \
"qevent_counter_fetch_trap $trap_name"
}
+
+qevent_rule_install_trap_fwd()
+{
+ tc filter add block 10 pref 1234 handle 102 matchall skip_sw \
+ action trap_fwd hw_stats disabled
+}
+
+qevent_rule_uninstall_trap_fwd()
+{
+ tc filter del block 10 pref 1234 handle 102 matchall
+}
diff --git a/tools/testing/selftests/drivers/net/mlxsw/sch_red_ets.sh b/tools/testing/selftests/drivers/net/mlxsw/sch_red_ets.sh
index f3ef3274f9b3..b58b4cf9dc13 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/sch_red_ets.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/sch_red_ets.sh
@@ -9,6 +9,7 @@ ALL_TESTS="
mc_backlog_test
red_mirror_test
red_trap_test
+ ecn_mirror_test
"
: ${QDISC:=ets}
source sch_red_core.sh
@@ -21,28 +22,60 @@ source sch_red_core.sh
BACKLOG1=200000
BACKLOG2=500000
-install_qdisc()
+install_root_qdisc()
{
- local -a args=("$@")
-
tc qdisc add dev $swp3 root handle 10: $QDISC \
bands 8 priomap 7 6 5 4 3 2 1 0
+}
+
+install_qdisc_tc0()
+{
+ local -a args=("$@")
+
tc qdisc add dev $swp3 parent 10:8 handle 108: red \
limit 1000000 min $BACKLOG1 max $((BACKLOG1 + 1)) \
probability 1.0 avpkt 8000 burst 38 "${args[@]}"
+}
+
+install_qdisc_tc1()
+{
+ local -a args=("$@")
+
tc qdisc add dev $swp3 parent 10:7 handle 107: red \
limit 1000000 min $BACKLOG2 max $((BACKLOG2 + 1)) \
probability 1.0 avpkt 8000 burst 63 "${args[@]}"
+}
+
+install_qdisc()
+{
+ install_root_qdisc
+ install_qdisc_tc0 "$@"
+ install_qdisc_tc1 "$@"
sleep 1
}
-uninstall_qdisc()
+uninstall_qdisc_tc0()
{
- tc qdisc del dev $swp3 parent 10:7
tc qdisc del dev $swp3 parent 10:8
+}
+
+uninstall_qdisc_tc1()
+{
+ tc qdisc del dev $swp3 parent 10:7
+}
+
+uninstall_root_qdisc()
+{
tc qdisc del dev $swp3 root
}
+uninstall_qdisc()
+{
+ uninstall_qdisc_tc0
+ uninstall_qdisc_tc1
+ uninstall_root_qdisc
+}
+
ecn_test()
{
install_qdisc ecn
@@ -112,6 +145,16 @@ red_trap_test()
uninstall_qdisc
}
+ecn_mirror_test()
+{
+ install_qdisc ecn qevent mark block 10
+
+ do_mark_mirror_test 10 $BACKLOG1
+ do_mark_mirror_test 11 $BACKLOG2
+
+ uninstall_qdisc
+}
+
trap cleanup EXIT
setup_prepare