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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-mm@kvack.org,
	linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 6/9] selftests/damon: test quota goals directory
Date: Thu, 30 Nov 2023 02:36:49 +0000	[thread overview]
Message-ID: <20231130023652.50284-7-sj@kernel.org> (raw)
In-Reply-To: <20231130023652.50284-1-sj@kernel.org>

Add DAMON selftests for testing creation/existence of quota goals
directories and files, and simple valid input writes.

Signed-off-by: SeongJae Park <sj@kernel.org>
---
 tools/testing/selftests/damon/sysfs.sh | 27 ++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/tools/testing/selftests/damon/sysfs.sh b/tools/testing/selftests/damon/sysfs.sh
index 56f0230a8b92..e9a976d296e2 100755
--- a/tools/testing/selftests/damon/sysfs.sh
+++ b/tools/testing/selftests/damon/sysfs.sh
@@ -150,6 +150,32 @@ test_weights()
 	ensure_file "$weights_dir/age_permil" "exist" "600"
 }
 
+test_goal()
+{
+	goal_dir=$1
+	ensure_dir "$goal_dir" "exist"
+	ensure_file "$goal_dir/target_value" "exist" "600"
+	ensure_file "$goal_dir/current_value" "exist" "600"
+}
+
+test_goals()
+{
+	goals_dir=$1
+	ensure_dir "$goals_dir" "exist"
+	ensure_file "$goals_dir/nr_goals" "exist" "600"
+
+	ensure_write_succ  "$goals_dir/nr_goals" "1" "valid input"
+	test_goal "$goals_dir/0"
+
+	ensure_write_succ  "$goals_dir/nr_goals" "2" "valid input"
+	test_goal "$goals_dir/0"
+	test_goal "$goals_dir/1"
+
+	ensure_write_succ  "$goals_dir/nr_goals" "0" "valid input"
+	ensure_dir "$goals_dir/0" "not_exist"
+	ensure_dir "$goals_dir/1" "not_exist"
+}
+
 test_quotas()
 {
 	quotas_dir=$1
@@ -158,6 +184,7 @@ test_quotas()
 	ensure_file "$quotas_dir/bytes" "exist" 600
 	ensure_file "$quotas_dir/reset_interval_ms" "exist" 600
 	test_weights "$quotas_dir/weights"
+	test_goals "$quotas_dir/goals"
 }
 
 test_access_pattern()
-- 
2.34.1


  parent reply	other threads:[~2023-11-30  2:37 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-30  2:36 [PATCH 0/9] mm/damon: let users feed and tame/auto-tune DAMOS SeongJae Park
2023-11-30  2:36 ` [PATCH 1/9] mm/damon/core: implement goal-oriented feedback-driven quota auto-tuning SeongJae Park
2023-11-30  2:36 ` [PATCH 2/9] mm/damon/sysfs-schemes: implement files for scheme quota goals setup SeongJae Park
2023-11-30  2:36 ` [PATCH 3/9] mm/damon/sysfs-schemes: commit damos quota goals user input to DAMOS SeongJae Park
2023-11-30  2:36 ` [PATCH 4/9] mm/damon/sysfs-schemes: implement a command for scheme quota goals only commit SeongJae Park
2023-11-30  2:36 ` [PATCH 5/9] mm/damon/core-test: add a unit test for the feedback loop algorithm SeongJae Park
2023-11-30  2:36 ` SeongJae Park [this message]
2023-11-30  2:36 ` [PATCH 7/9] Docs/mm/damon/design: document DAMOS quota auto tuning SeongJae Park
2023-11-30  2:36 ` [PATCH 8/9] Docs/ABI/damon: document DAMOS quota goals SeongJae Park
2023-11-30  2:36 ` [PATCH 9/9] Docs/admin-guide/mm/damon/usage: document for " SeongJae Park
2023-11-30 22:22 ` [PATCH 0/9] mm/damon: let users feed and tame/auto-tune DAMOS Andrew Morton

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