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testing: selftests: drivers: net: netdevsim: devlink: add test case for hard drop statistics

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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 <oleksandr.mazur@plvision.eu>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Oleksandr Mazur 2021-06-14 16:01:15 +03:00 committed by David S. Miller
parent a7b3527a43
commit 7a4f54798a
1 changed files with 10 additions and 0 deletions
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10
tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh
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@ -165,6 +165,16 @@ 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"