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b=V35TTJjeKEuxB/5xFHbsDemOsd5TqDRUYuMpUiMrVGFTQfEVJdTmeDWfxHNsb/oFD CMkiI1ssvT9v4RJ/d1yHCJMLq3cvuUlsb5Taohr+2N87YKF3yB962mDEL1CgkAnLGN JEFYR/lDbmT90Ew9vZAsYoGYdaCohdB/QGDT/5n8WQYkQPsHJSP6z0cZcs8x2II25U XAKhpB0BTCIAXYlks5s/d5ySuV/hi0+Z+R6nZe5VIWpudeiCu2Gs4xPbSAmGEk+pX0 a352cNlapycp4SDOfTVfUkdAco90/YUNuaBJ5on1XewmOJidH6iALziBIt2qSoWoZv j061YnOE5WQxw== From: SeongJae Park To: Cc: SeongJae Park , Shuah Khan , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v3 19/28] selftests/damon/sysfs.sh: test probes dir Date: Sat, 16 May 2026 11:37:00 -0700 Message-ID: <20260516183712.81393-20-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260516183712.81393-1-sj@kernel.org> References: <20260516183712.81393-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 2779C4000B X-Stat-Signature: tur5d57rmkemjo9wcwn4afxnwygxk7c1 X-HE-Tag: 1778956651-811535 X-HE-Meta: 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 7i+YLIwy v361wQ2DMHSKpsCd6QifxzZOVpCnyBiHHCXMzF/+18OtbpfKpsbKZ5rAKeKnfr1xd1u+/SwDwSoNEbcBti0m4Hj4jGaAuepPSKE0JErFm74fo4OvPjrXwRD8d4z3IcW7vOxBsuFeuktS8ZosLmAyLXy39sqbfB/4vKyYFSoiYBbI03gs+9NrGYfaV0YXOdxIOgVtMOveVtEb9rMWQtfn/D1Wkrr2cDdS6s820XSemi7pdo6gBdOnd7tuKdY7gagRXOnWix7CTQ+3vMrm/K9tvfJ3aZj5M5+YfixBNaPufKPTI6yM= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Add simple existence tests for data probes sysfs directories and files. Signed-off-by: SeongJae Park --- tools/testing/selftests/damon/sysfs.sh | 48 ++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/tools/testing/selftests/damon/sysfs.sh b/tools/testing/selftests/damon/sysfs.sh index 83e3b7f63d81c..1ac3e2ce8e448 100755 --- a/tools/testing/selftests/damon/sysfs.sh +++ b/tools/testing/selftests/damon/sysfs.sh @@ -291,11 +291,59 @@ test_intervals() ensure_file "$intervals_dir/update_us" "exist" "600" } +test_damon_filter() +{ + damon_filter_dir=$1 + ensure_file "$damon_filter_dir/type" "exist" "600" + ensure_write_succ "$damon_filter_dir/type" "anon" "valid input" + ensure_write_fail "$damon_filter_dir/type" "foo" "invalid input" + ensure_file "$damon_filter_dir/matching" "exist" "600" + ensure_file "$damon_filter_dir/allow" "exist" "600" +} + +test_damon_filters() +{ + filters_dir=$1 + ensure_dir "$filters_dir" "exist" + ensure_file "$filters_dir/nr_filters" "exist" "600" + ensure_write_succ "$filters_dir/nr_filters" "1" "valid input" + test_damon_filter "$filters_dir/0" + + ensure_write_succ "$filters_dir/nr_filters" "2" "valid input" + test_damon_filter "$filters_dir/0" + test_damon_filter "$filters_dir/1" + + ensure_write_succ "$filters_dir/nr_filters" "0" "valid input" + ensure_dir "$filters_dir/0" "not_exist" + ensure_dir "$filters_dir/1" "not_exist" +} + +test_probe() +{ + probe_dir=$1 + ensure_dir "$probe_dir" "exist" + test_damon_filters "$probe_dir/filters" +} + +test_probes() +{ + probes_dir=$1 + ensure_dir "$probes_dir" "exist" + ensure_file "$probes_dir/nr_probes" "exist" "600" + + ensure_write_succ "$probes_dir/nr_probes" "1" "valid input" + test_probe "$probes_dir/0" + + ensure_write_succ "$probes_dir/nr_probes" "0" "valid input" + ensure_dir "$probes_dir/0" "not_exist" +} + test_monitoring_attrs() { monitoring_attrs_dir=$1 ensure_dir "$monitoring_attrs_dir" "exist" test_intervals "$monitoring_attrs_dir/intervals" + test_probes "$monitoring_attrs_dir/probes" test_range "$monitoring_attrs_dir/nr_regions" } -- 2.47.3