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selftests/damon/sysfs.py: test failed region quota charge ratio

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Extend sysfs.py DAMON selftest to setup DAMOS action failed region quota
charge ratio and assert the setup is made into DAMON internal state.

Link: https://lore.kernel.org/20260428013402.115171-12-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Brendan Higgins <brendan.higgins@linux.dev>
Cc: David Hildenbrand <david@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
SeongJae Park 2026-04-27 18:34:00 -07:00 committed by Andrew Morton
parent bcd8d68c6b
commit 8d21446a6c
1 changed files with 6 additions and 0 deletions
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6
tools/testing/selftests/damon/sysfs.py
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@ -73,6 +73,10 @@ def assert_quota_committed(quota, dump):
}
assert_true(dump['goal_tuner'] == tuner_val[quota.goal_tuner],
'goal_tuner', dump)
assert_true(dump['fail_charge_num'] == quota.fail_charge_num,
'fail_charge_num', dump)
assert_true(dump['fail_charge_denom'] == quota.fail_charge_denom,
'fail_charge_denom', dump)
assert_true(dump['weight_sz'] == quota.weight_sz_permil, 'weight_sz', dump)
assert_true(dump['weight_nr_accesses'] == quota.weight_nr_accesses_permil,
'weight_nr_accesses', dump)
@ -239,6 +243,8 @@ def main():
nid=1)],
goal_tuner='temporal',
reset_interval_ms=1500,
fail_charge_num=1,
fail_charge_denom=4096,
weight_sz_permil=20,
weight_nr_accesses_permil=200,
weight_age_permil=1000),