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selftests/damon/sysfs.sh: test dests dir

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DAMON selftest interface essential file operations test (sysfs.sh) is not
testing DAMOS dests/ directory.  Add the test.

Link: https://lore.kernel.org/20260630141726.92246-7-sj@kernel.org
Signed-off-by: SJ Park <sj@kernel.org>
Cc: Brendan Higgins <brendan.higgins@linux.dev>
Cc: David Hildenbrand <david@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
SJ Park 2026-06-30 07:17:20 -07:00 committed by Andrew Morton
parent 7acb8fafc1
commit 01ff35b160
1 changed files with 24 additions and 0 deletions
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24
tools/testing/selftests/damon/sysfs.sh
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@ -99,6 +99,29 @@ test_stats()
done
}
test_dest()
{
dest_dir=$1
ensure_file "$dest_dir/id" "exist" "600"
ensure_file "$dest_dir/weight" "exist" "600"
}
test_dests()
{
dests_dir=$1
ensure_file "$dests_dir/nr_dests" "exist" "600"
ensure_write_succ "$dests_dir/nr_dests" "1" "valid input"
test_dest "$dests_dir/0"
ensure_write_succ "$dests_dir/nr_dests" "2" "valid input"
test_dest "$dests_dir/0"
test_dest "$dests_dir/1"
ensure_write_succ "$dests_dir/nr_dests" "0" "valid input"
ensure_dir "$dests_dir/0" "not_exist"
ensure_dir "$dests_dir/1" "not_exist"
}
test_filter()
{
filter_dir=$1
@ -225,6 +248,7 @@ test_scheme()
ensure_file "$scheme_dir/apply_interval_us" "exist" "600"
test_quotas "$scheme_dir/quotas"
test_watermarks "$scheme_dir/watermarks"
test_dests "$scheme_dir/dests"
test_filters "$scheme_dir/filters"
test_filters "$scheme_dir/core_filters"
test_filters "$scheme_dir/ops_filters"