linux-kernel - [PATCH 3/4] selftets/damon/sysfs: test existence and permission of avail

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Message-Id: <20220426203843.45238-4-sj@kernel.org>
Date:   Tue, 26 Apr 2022 20:38:42 +0000
From:   sj@...nel.org
To:     akpm@...ux-foundation.org
Cc:     linux-damon@...zon.com, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, SeongJae Park <sj@...nel.org>
Subject: [PATCH 3/4] selftets/damon/sysfs: test existence and permission of avail_operations

From: SeongJae Park <sj@...nel.org>

This commit adds a selftest test case for ensuring the existence and the
permission (read-only) of the 'avail_oprations' DAMON sysfs file.

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

diff --git a/tools/testing/selftests/damon/sysfs.sh b/tools/testing/selftests/damon/sysfs.sh
index 2e3ae77cb6db..89592c64462f 100644
--- a/tools/testing/selftests/damon/sysfs.sh
+++ b/tools/testing/selftests/damon/sysfs.sh
@@ -231,6 +231,7 @@ test_context()
 {
 	context_dir=$1
 	ensure_dir "$context_dir" "exist"
+	ensure_file "$context_dir/avail_operations" "exit" 400
 	ensure_file "$context_dir/operations" "exist" 600
 	test_monitoring_attrs "$context_dir/monitoring_attrs"
 	test_targets "$context_dir/targets"
-- 
2.25.1