diff options
Diffstat (limited to '')
14 files changed, 78 insertions, 0 deletions
diff --git a/tools/testing/selftests/drivers/net/dsa/Makefile b/tools/testing/selftests/drivers/net/dsa/Makefile new file mode 100644 index 000000000..c393e7b73 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/Makefile @@ -0,0 +1,18 @@ +# SPDX-License-Identifier: GPL-2.0+ OR MIT + +TEST_PROGS = bridge_locked_port.sh \ + bridge_mdb.sh \ + bridge_mld.sh \ + bridge_vlan_aware.sh \ + bridge_vlan_mcast.sh \ + bridge_vlan_unaware.sh \ + local_termination.sh \ + no_forwarding.sh \ + tc_actions.sh \ + test_bridge_fdb_stress.sh + +TEST_PROGS_EXTENDED := lib.sh tc_common.sh + +TEST_FILES := forwarding.config + +include ../../../lib.mk diff --git a/tools/testing/selftests/drivers/net/dsa/bridge_locked_port.sh b/tools/testing/selftests/drivers/net/dsa/bridge_locked_port.sh new file mode 120000 index 000000000..f5eb940c4 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/bridge_locked_port.sh @@ -0,0 +1 @@ +../../../net/forwarding/bridge_locked_port.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/bridge_mdb.sh b/tools/testing/selftests/drivers/net/dsa/bridge_mdb.sh new file mode 120000 index 000000000..76492da52 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/bridge_mdb.sh @@ -0,0 +1 @@ +../../../net/forwarding/bridge_mdb.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/bridge_mld.sh b/tools/testing/selftests/drivers/net/dsa/bridge_mld.sh new file mode 120000 index 000000000..81a7e0df0 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/bridge_mld.sh @@ -0,0 +1 @@ +../../../net/forwarding/bridge_mld.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/bridge_vlan_aware.sh b/tools/testing/selftests/drivers/net/dsa/bridge_vlan_aware.sh new file mode 120000 index 000000000..9831ed743 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/bridge_vlan_aware.sh @@ -0,0 +1 @@ +../../../net/forwarding/bridge_vlan_aware.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/bridge_vlan_mcast.sh b/tools/testing/selftests/drivers/net/dsa/bridge_vlan_mcast.sh new file mode 120000 index 000000000..7f3c3f0bf --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/bridge_vlan_mcast.sh @@ -0,0 +1 @@ +../../../net/forwarding/bridge_vlan_mcast.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/bridge_vlan_unaware.sh b/tools/testing/selftests/drivers/net/dsa/bridge_vlan_unaware.sh new file mode 120000 index 000000000..bf1a57e6b --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/bridge_vlan_unaware.sh @@ -0,0 +1 @@ +../../../net/forwarding/bridge_vlan_unaware.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/forwarding.config b/tools/testing/selftests/drivers/net/dsa/forwarding.config new file mode 100644 index 000000000..7adc1396f --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/forwarding.config @@ -0,0 +1,2 @@ +NETIF_CREATE=no +STABLE_MAC_ADDRS=yes diff --git a/tools/testing/selftests/drivers/net/dsa/lib.sh b/tools/testing/selftests/drivers/net/dsa/lib.sh new file mode 120000 index 000000000..39c96828c --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/lib.sh @@ -0,0 +1 @@ +../../../net/forwarding/lib.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/local_termination.sh b/tools/testing/selftests/drivers/net/dsa/local_termination.sh new file mode 120000 index 000000000..c08166f84 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/local_termination.sh @@ -0,0 +1 @@ +../../../net/forwarding/local_termination.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/no_forwarding.sh b/tools/testing/selftests/drivers/net/dsa/no_forwarding.sh new file mode 120000 index 000000000..b9757466b --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/no_forwarding.sh @@ -0,0 +1 @@ +../../../net/forwarding/no_forwarding.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/tc_actions.sh b/tools/testing/selftests/drivers/net/dsa/tc_actions.sh new file mode 120000 index 000000000..306213d94 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/tc_actions.sh @@ -0,0 +1 @@ +../../../net/forwarding/tc_actions.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/tc_common.sh b/tools/testing/selftests/drivers/net/dsa/tc_common.sh new file mode 120000 index 000000000..bc3465bdc --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/tc_common.sh @@ -0,0 +1 @@ +../../../net/forwarding/tc_common.sh
\ No newline at end of file diff --git a/tools/testing/selftests/drivers/net/dsa/test_bridge_fdb_stress.sh b/tools/testing/selftests/drivers/net/dsa/test_bridge_fdb_stress.sh new file mode 100755 index 000000000..a1f269ee8 --- /dev/null +++ b/tools/testing/selftests/drivers/net/dsa/test_bridge_fdb_stress.sh @@ -0,0 +1,47 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +# Bridge FDB entries can be offloaded to DSA switches without holding the +# rtnl_mutex. Traditionally this mutex has conferred drivers implicit +# serialization, which means their code paths are not well tested in the +# presence of concurrency. +# This test creates a background task that stresses the FDB by adding and +# deleting an entry many times in a row without the rtnl_mutex held. +# It then tests the driver resistance to concurrency by calling .ndo_fdb_dump +# (with rtnl_mutex held) from a foreground task. +# Since either the FDB dump or the additions/removals can fail, but the +# additions and removals are performed in deferred as opposed to process +# context, we cannot simply check for user space error codes. + +WAIT_TIME=1 +NUM_NETIFS=1 +REQUIRE_JQ="no" +REQUIRE_MZ="no" +NETIF_CREATE="no" +lib_dir=$(dirname "$0") +source "$lib_dir"/lib.sh + +cleanup() { + echo "Cleaning up" + kill $pid && wait $pid &> /dev/null + ip link del br0 + echo "Please check kernel log for errors" +} +trap 'cleanup' EXIT + +eth=${NETIFS[p1]} + +ip link del br0 2&>1 >/dev/null || : +ip link add br0 type bridge && ip link set $eth master br0 + +(while :; do + bridge fdb add 00:01:02:03:04:05 dev $eth master static + bridge fdb del 00:01:02:03:04:05 dev $eth master static +done) & +pid=$! + +for i in $(seq 1 50); do + bridge fdb show > /dev/null + sleep 3 + echo "$((${i} * 2))% complete..." +done |