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From: SeongJae Park <sj@kernel.org>
Cc: SeongJae Park <sj@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Brendan Higgins <brendan.higgins@linux.dev>,
	David Gow <davidgow@davidgow.net>,
	damon@lists.linux.dev, kunit-dev@googlegroups.com,
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
	linux-mm@kvack.org
Subject: [RFC PATCH v5.2 08/11] mm/damon/tests/core-kunit: test fail_charge_{num,denom} committing
Date: Sun, 12 Apr 2026 09:19:51 -0700	[thread overview]
Message-ID: <20260412161957.82835-9-sj@kernel.org> (raw)
In-Reply-To: <20260412161957.82835-1-sj@kernel.org>

Extend damos_test_commit_quotas() kunit test to ensure
damos_commit_quota() handles fail_charge_{num,denom} parameters.

Signed-off-by: SeongJae Park <sj@kernel.org>
---
 mm/damon/tests/core-kunit.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mm/damon/tests/core-kunit.h b/mm/damon/tests/core-kunit.h
index 0030f682b23b7..1b23a22ac04c4 100644
--- a/mm/damon/tests/core-kunit.h
+++ b/mm/damon/tests/core-kunit.h
@@ -694,6 +694,8 @@ static void damos_test_commit_quota(struct kunit *test)
 		.ms = 2,
 		.sz = 3,
 		.goal_tuner = DAMOS_QUOTA_GOAL_TUNER_CONSIST,
+		.fail_charge_num = 2,
+		.fail_charge_denom = 3,
 		.weight_sz = 4,
 		.weight_nr_accesses = 5,
 		.weight_age = 6,
@@ -703,6 +705,8 @@ static void damos_test_commit_quota(struct kunit *test)
 		.ms = 8,
 		.sz = 9,
 		.goal_tuner = DAMOS_QUOTA_GOAL_TUNER_TEMPORAL,
+		.fail_charge_num = 1,
+		.fail_charge_denom = 1024,
 		.weight_sz = 10,
 		.weight_nr_accesses = 11,
 		.weight_age = 12,
@@ -717,6 +721,8 @@ static void damos_test_commit_quota(struct kunit *test)
 	KUNIT_EXPECT_EQ(test, dst.ms, src.ms);
 	KUNIT_EXPECT_EQ(test, dst.sz, src.sz);
 	KUNIT_EXPECT_EQ(test, dst.goal_tuner, src.goal_tuner);
+	KUNIT_EXPECT_EQ(test, dst.fail_charge_num, src.fail_charge_num);
+	KUNIT_EXPECT_EQ(test, dst.fail_charge_denom, src.fail_charge_denom);
 	KUNIT_EXPECT_EQ(test, dst.weight_sz, src.weight_sz);
 	KUNIT_EXPECT_EQ(test, dst.weight_nr_accesses, src.weight_nr_accesses);
 	KUNIT_EXPECT_EQ(test, dst.weight_age, src.weight_age);
-- 
2.47.3

  parent reply	other threads:[~2026-04-12 16:20 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-12 16:19 [RFC PATCH v5.2 00/11] mm/damon: introduce DAMOS failed region quota charge ratio SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 01/11] mm/damon/core: handle <min_region_sz remaining quota as empty SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 02/11] mm/damon/core: merge regions after applying DAMOS schemes SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 03/11] mm/damon/core: introduce failed region quota charge ratio SeongJae Park
2026-04-12 18:07   ` (sashiko review) " SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 04/11] mm/damon/sysfs-schemes: implement fail_charge_{num,denom} files SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 05/11] Docs/mm/damon/design: document fail_charge_{num,denom} SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 06/11] Docs/admin-guide/mm/damon/usage: document fail_charge_{num,denom} files SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 07/11] Docs/ABI/damon: document fail_charge_{num,denom} SeongJae Park
2026-04-12 18:10   ` (sashiko review) " SeongJae Park
2026-04-12 16:19 ` SeongJae Park [this message]
2026-04-12 16:19 ` [RFC PATCH v5.2 09/11] selftests/damon/_damon_sysfs: support failed region quota charge ratio SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 10/11] selftests/damon/drgn_dump_damon_status: " SeongJae Park
2026-04-12 16:19 ` [RFC PATCH v5.2 11/11] selftests/damon/sysfs.py: test " SeongJae Park
2026-04-12 18:14 ` (sashiko status) [RFC PATCH v5.2 00/11] mm/damon: introduce DAMOS " SeongJae Park

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