linux-kernel - [PATCH 09/11] selftests/damon: Test wrong DAMOS condition ranges input

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Date:   Wed,  1 Dec 2021 15:04:38 +0000
From:   SeongJae Park <sj@...nel.org>
To:     akpm@...ux-foundation.org
Cc:     shuah@...nel.org, brendanhiggins@...gle.com, linux-mm@...ck.org,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        SeongJae Park <sj@...nel.org>
Subject: [PATCH 09/11] selftests/damon: Test wrong DAMOS condition ranges input

A patch titled "mm/damon/schemes: add the validity judgment of
thresholds"[1] makes DAMON debugfs interface to validate DAMON scheme
inputs.  This commit adds a test case for the validation logic in DAMON
selftests.

[1] https://lore.kernel.org/linux-mm/d78360e52158d786fcbf20bc62c96785742e76d3.1637239568.git.xhao@linux.alibaba.com/

Signed-off-by: SeongJae Park <sj@...nel.org>
---
 tools/testing/selftests/damon/debugfs_attrs.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/testing/selftests/damon/debugfs_attrs.sh b/tools/testing/selftests/damon/debugfs_attrs.sh
index d0916373f310..1ef118617167 100644
--- a/tools/testing/selftests/damon/debugfs_attrs.sh
+++ b/tools/testing/selftests/damon/debugfs_attrs.sh
@@ -77,6 +77,8 @@ test_write_succ "$file" "1 2 3 4 5 6 4 0 0 0 1 2 3 1 100 3 2 1" \
 test_write_fail "$file" "1 2
 3 4 5 6 3 0 0 0 1 2 3 1 100 3 2 1" "$orig_content" "multi lines"
 test_write_succ "$file" "" "$orig_content" "disabling"
+test_write_fail "$file" "2 1 2 1 10 1 3 10 1 1 1 1 1 1 1 1 2 3" \
+	"$orig_content" "wrong condition ranges"
 echo "$orig_content" > "$file"
 
 # Test target_ids file
-- 
2.17.1