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b=KBvWpo62mOlO3ObITlgIcEpOhOiRt8SLNFUK5KmPQv8v8WPs/7Mu/dE7LDh9WkapF J5ubOl0wKlyp5EO+VA8fgamp8Uj1EOWqho3sQtQqlamiIhQl7a4wce/OOWe++3FN7e HOviASILp/932wzcqVp7a76JEXl9CXy8NiJmpkEQP5Vc8H1sOmqus75/enTZlm28HJ 31ofJkGdnD0eS1PYJ8kR9B7s2do53LtQObNudtkBM8NUtcd7dMzVxaXUOr0k0O6D3w CKXw9JqxDCyARlrgEMXFzTHmWr9Rwo0XaCrdDGiEbyKUmvV9EUiIDNCSIE6Yi8zoyo oqpMw5OaEqltA== 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 v2.2 19/28] selftests/damon/sysfs.sh: test probes dir Date: Thu, 14 May 2026 17:44:20 -0700 Message-ID: <20260515004433.128933-20-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260515004433.128933-1-sj@kernel.org> References: <20260515004433.128933-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 114AB160004 X-Rspam-User: X-Stat-Signature: hoaaftqhe99ati53r47yy7pqtpqxskj1 X-HE-Tag: 1778805894-574074 X-HE-Meta: U2FsdGVkX19bF+SuktdZ5f+7w89kv8OHkS91MN2KnZMfweGDiIX1jUxWIz1oRGnJm27oJnmLVvNPq/Nt1PrWA68WVPwTi0ELpaCUOsbRmCCwOJJnW+bOsjr1xEOf4sidQtiwnJd8evIHTRcI5kF7vc4nJpJkTlsfN3A+Wa+jR6FitsgG0Z47DGYu/GDVvNuOMTn4jCxHXX6cMVuh2AmsIjeLv7FA+WA01ht4lOPEFR/BCEW4xsl8+MyV2ZyoSMOk8OdpS+sdGoY4hG58Ze4dBDY5Yr9MfRbQwY5i594QlGhxrmqxFJEdYIKD2Ibi5RAdxilR18OPShBUuNNub0LwbKp5kmFwblJvp1YmjuowsJiLI/uGGaRYvYhIIWjPiJ9hOgnLHrSZJIzujJdprn2abdTQK3z3uJFbkHJql6ziZVMsZFHbCVY061GmK66tAdfCDtu9ldEszwRoedTt0wD105t9603MiyUn0rUp5tF/8iawk2y9BL03PhhgIKtCZGj72DCrJiiVu5j5oNMC+itlb3443AwWXnPk6Fvg3T0e7FvKTON/Nftwe6nE8PSiIcpU0JTn85z4+lUDp/K+X05Rh2283wjHQZNok7DJPXc2QzxsqnA6v6y480kq5bP26bsIAPRqFDIT0Q0rMpFv7CO+67cFGRLMYzSczQ253pQzjg5WH6wseoQv+lsicNbK0Y58x1b+oHlTyqGNDcq9CQTETG2IDL3ymydmXcK/d4OewWwaknvQRErZdXivcwaKv9LYwobWKO83nLmmgOXgcOiuKQFu9kDFB2y+dPJsJsDbGcKRvFK5dPjAbCRPtKk5wKnfwZPfsrLUU8McpDTcCGgls8EeH08va6zEX6t/DPGOQNARQWj4GLoukDorRopz4j4+izNbgeTM2JY3IJBFc5cyDL9Kvvw+c4skd1AAiebuyNnzaUqnEK1vphUy2ck9yyK5eE0OvSfBI+l3ZL+wVFL 1w1SohXx IccxaVa4sSBy/1Jm30v0x+b/5ggpIFJHHoGiDnnvioXQ5lt3SZIZICUKUDDuT7EVB81+w9JiaFd4GbNFrwcBl9r0LzcxacwZkhsnM0rcwI5XNAUF35axjaiY9h6sxsqb48zK/kuTX47gf9MnAsg6cUH5w/Tkkl20Pqh9ziQVR4E7iqGF3E1Bo2cFv9qxu7k23h1eEYe6AdvN/aFS/Elbz7sXluQsyG2HREvvwLd1IEu/gSHJKyJQsDpLWmDMFfmix6pS4+qHTVq/ENd8PZKQMP7Ub419GnssLSH821woZje6cff0= 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