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authorDavide Caratti <dcaratti@redhat.com>2025-08-12 18:40:30 +0200
committerJakub Kicinski <kuba@kernel.org>2025-08-13 18:11:48 -0700
commit774a2ae6617b30a4dcc7ebaf178ef05da05b2a47 (patch)
treed93abf4ed67bde0fe6a885111d2e7249b4619179
parent87c6efc5ce9c126ae4a781bc04504b83780e3650 (diff)
selftests: net/forwarding: test purge of active DWRR classes
Extend sch_ets.sh to add a reproducer for problematic list deletions when active DWRR class are purged by ets_qdisc_change() [1] [2]. [1] https://lore.kernel.org/netdev/e08c7f4a6882f260011909a868311c6e9b54f3e4.1639153474.git.dcaratti@redhat.com/ [2] https://lore.kernel.org/netdev/f3b9bacc73145f265c19ab80785933da5b7cbdec.1754581577.git.dcaratti@redhat.com/ Suggested-by: Victor Nogueira <victor@mojatatu.com> Signed-off-by: Davide Caratti <dcaratti@redhat.com> Acked-by: Victor Nogueira <victor@mojatatu.com> Link: https://patch.msgid.link/489497cb781af7389011ca1591fb702a7391f5e7.1755016081.git.dcaratti@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rwxr-xr-xtools/testing/selftests/net/forwarding/sch_ets.sh1
-rw-r--r--tools/testing/selftests/net/forwarding/sch_ets_tests.sh8
2 files changed, 9 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/forwarding/sch_ets.sh b/tools/testing/selftests/net/forwarding/sch_ets.sh
index 1f6f53e284b5..6269d5e23487 100755
--- a/tools/testing/selftests/net/forwarding/sch_ets.sh
+++ b/tools/testing/selftests/net/forwarding/sch_ets.sh
@@ -11,6 +11,7 @@ ALL_TESTS="
ets_test_strict
ets_test_mixed
ets_test_dwrr
+ ets_test_plug
classifier_mode
ets_test_strict
ets_test_mixed
diff --git a/tools/testing/selftests/net/forwarding/sch_ets_tests.sh b/tools/testing/selftests/net/forwarding/sch_ets_tests.sh
index 08240d3e3c87..79d837a2868a 100644
--- a/tools/testing/selftests/net/forwarding/sch_ets_tests.sh
+++ b/tools/testing/selftests/net/forwarding/sch_ets_tests.sh
@@ -224,3 +224,11 @@ ets_test_dwrr()
ets_set_dwrr_two_bands
xfail_on_slow ets_dwrr_test_01
}
+
+ets_test_plug()
+{
+ ets_change_qdisc $put 2 "3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3" "1514 1514"
+ tc qdisc add dev $put handle 20: parent 10:4 plug
+ start_traffic_pktsize 100 $h1.10 192.0.2.1 192.0.2.2 00:c1:a0:c1:a0:00 "-c 1"
+ ets_qdisc_setup $put 2
+}