From: SeongJae Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SeongJae Park <sj@kernel.org>, Shuah Khan <shuah@kernel.org>,
damon@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org, linux-mm@kvack.org
Subject: [PATCH 11/11] selftests/damon/sysfs.py: test goal_tuner commit
Date: Mon, 9 Mar 2026 18:05:27 -0700 [thread overview]
Message-ID: <20260310010529.91162-12-sj@kernel.org> (raw)
In-Reply-To: <20260310010529.91162-1-sj@kernel.org>
Extend the near-full DAMON parameters commit selftest to commit
goal_tuner and confirm the internal status is updated as expected.
Signed-off-by: SeongJae Park <sj@kernel.org>
---
tools/testing/selftests/damon/sysfs.py | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/tools/testing/selftests/damon/sysfs.py b/tools/testing/selftests/damon/sysfs.py
index 9cca71eb0325e..3aa5c91548a53 100755
--- a/tools/testing/selftests/damon/sysfs.py
+++ b/tools/testing/selftests/damon/sysfs.py
@@ -67,6 +67,12 @@ def assert_quota_committed(quota, dump):
assert_true(dump['sz'] == quota.sz, 'sz', dump)
for idx, qgoal in enumerate(quota.goals):
assert_quota_goal_committed(qgoal, dump['goals'][idx])
+ tuner_val = {
+ 'consist': 0,
+ 'temporal': 1,
+ }
+ assert_true(dump['goal_tuner'] == tuner_val[quota.goal_tuner],
+ 'goal_tuner', 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)
@@ -231,6 +237,7 @@ def main():
metric='node_mem_used_bp',
target_value=9950,
nid=1)],
+ goal_tuner='temporal',
reset_interval_ms=1500,
weight_sz_permil=20,
weight_nr_accesses_permil=200,
--
2.47.3
prev parent reply other threads:[~2026-03-10 1:06 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-10 1:05 [PATCH 00/11] mm/damon: support multiple goal-based quota tuning algorithms SeongJae Park
2026-03-10 1:05 ` [PATCH 01/11] mm/damon/core: introduce damos_quota_goal_tuner SeongJae Park
2026-03-10 1:05 ` [PATCH 02/11] mm/damon/core: allow quota goals set zero effective size quota SeongJae Park
2026-03-10 1:05 ` [PATCH 03/11] mm/damon/core: introduce DAMOS_QUOTA_GOAL_TUNER_TEMPORAL SeongJae Park
2026-03-10 1:05 ` [PATCH 04/11] mm/damon/sysfs-schemes: implement quotas->goal_tuner file SeongJae Park
2026-03-10 1:05 ` [PATCH 05/11] Docs/mm/damon/design: document the goal-based quota tuner selections SeongJae Park
2026-03-10 1:05 ` [PATCH 06/11] Docs/admin-guide/mm/damon/usage: document goal_tuner sysfs file SeongJae Park
2026-03-10 1:05 ` [PATCH 07/11] Docs/ABI/damon: update for goal_tuner SeongJae Park
2026-03-10 1:05 ` [PATCH 08/11] mm/damon/tests/core-kunit: test goal_tuner commit SeongJae Park
2026-03-10 1:05 ` [PATCH 09/11] selftests/damon/_damon_sysfs: support goal_tuner setup SeongJae Park
2026-03-10 1:05 ` [PATCH 10/11] selftests/damon/drgn_dump_damon_status: support quota goal_tuner dumping SeongJae Park
2026-03-10 1:05 ` SeongJae Park [this message]
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