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selftests/damon: add 'schemes' debugfs tests 

This adds simple selftets for 'schemes' debugfs file of DAMON.

Link: https://lkml.kernel.org/r/20211001125604.29660-7-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Amit Shah <amit@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Rienjes <rientjes@google.com>
Cc: David Woodhouse <dwmw@amazon.com>
Cc: Greg Thelen <gthelen@google.com>
Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Leonard Foerster <foersleo@amazon.de>
Cc: Marco Elver <elver@google.com>
Cc: Markus Boehme <markubo@amazon.de>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
SeongJae Park 2021-11-05 13:46:36 -07:00 committed by Linus Torvalds
parent 2f0b548c9f
commit 8d5d4c6359
1 changed files with 13 additions and 0 deletions
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13
tools/testing/selftests/damon/debugfs_attrs.sh
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@ -57,6 +57,19 @@ test_write_fail "$file" "1 2 3 5 4" "$orig_content" \
test_content "$file" "$orig_content" "1 2 3 4 5" "successfully written"
echo "$orig_content" > "$file"
# Test schemes file
# =================
file="$DBGFS/schemes"
orig_content=$(cat "$file")
test_write_succ "$file" "1 2 3 4 5 6 4" \
"$orig_content" "valid input"
test_write_fail "$file" "1 2
3 4 5 6 3" "$orig_content" "multi lines"
test_write_succ "$file" "" "$orig_content" "disabling"
echo "$orig_content" > "$file"
# Test target_ids file
# ====================