[PATCH net-next 06/11] testing: selftests: drivers: net: netdevsim: devlink: add test case for hard drop statistics
From: Oleksandr Mazur <hidden>
Date: 2021-06-09 15:17:00
Also in:
linux-kselftest, lkml
Subsystem:
kernel selftest framework, netdevsim, networking drivers, the rest · Maintainers:
Shuah Khan, Shuah Khan, Jakub Kicinski, Andrew Lunn, "David S. Miller", Eric Dumazet, Paolo Abeni, Linus Torvalds
Add hard drop counter check testcase, to make sure netdevsim driver properly handles the devlink hard drop counters get/set callbacks. Signed-off-by: Oleksandr Mazur <redacted> --- .../selftests/drivers/net/netdevsim/devlink_trap.sh | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh b/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh
index da49ad2761b5..ff4f3617e0c5 100755
--- a/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh
+++ b/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh@@ -163,6 +163,16 @@ trap_stats_test() devlink_trap_action_set $trap_name "drop" devlink_trap_stats_idle_test $trap_name check_err $? "Stats of trap $trap_name not idle when action is drop" + + echo "y"> $DEBUGFS_DIR/fail_trap_drop_counter_get + devlink -s trap show $DEVLINK_DEV trap $trap_name &> /dev/null + check_fail $? "Managed to read trap (hard dropped) statistics when should not" + echo "n"> $DEBUGFS_DIR/fail_trap_drop_counter_get + devlink -s trap show $DEVLINK_DEV trap $trap_name &> /dev/null + check_err $? "Did not manage to read trap (hard dropped) statistics when should" + + devlink_trap_drop_stats_idle_test $trap_name + check_fail $? "Drop stats of trap $trap_name idle when should not" else devlink_trap_stats_idle_test $trap_name check_fail $? "Stats of non-drop trap $trap_name idle when should not"
--
2.17.1