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| author | SeongJae Park <sj@kernel.org> | 2026-03-10 04:05:25 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-04-05 23:53:26 +0300 |
| commit | c00863bc7cc3c30d8beb9d10f90aa19d799ab386 (patch) | |
| tree | 12a8aa671cbca21a1e941484ed5e55f62bd87634 | |
| parent | d972d68d506adf1abf9c52fdb8b19614ec816e70 (diff) | |
| download | linux-c00863bc7cc3c30d8beb9d10f90aa19d799ab386.tar.xz | |
selftests/damon/_damon_sysfs: support goal_tuner setup
Add support of goal_tuner setup to the test-purpose DAMON sysfs interface
control helper, _damon_sysfs.py.
Link: https://lkml.kernel.org/r/20260310010529.91162-10-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | tools/testing/selftests/damon/_damon_sysfs.py | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py index 748778b563cd..2b4df655d9fd 100644 --- a/tools/testing/selftests/damon/_damon_sysfs.py +++ b/tools/testing/selftests/damon/_damon_sysfs.py @@ -130,15 +130,16 @@ class DamosQuota: sz = None # size quota, in bytes ms = None # time quota goals = None # quota goals + goal_tuner = None # quota goal tuner reset_interval_ms = None # quota reset interval weight_sz_permil = None weight_nr_accesses_permil = None weight_age_permil = None scheme = None # owner scheme - def __init__(self, sz=0, ms=0, goals=None, reset_interval_ms=0, - weight_sz_permil=0, weight_nr_accesses_permil=0, - weight_age_permil=0): + def __init__(self, sz=0, ms=0, goals=None, goal_tuner='consist', + reset_interval_ms=0, weight_sz_permil=0, + weight_nr_accesses_permil=0, weight_age_permil=0): self.sz = sz self.ms = ms self.reset_interval_ms = reset_interval_ms @@ -146,6 +147,7 @@ class DamosQuota: self.weight_nr_accesses_permil = weight_nr_accesses_permil self.weight_age_permil = weight_age_permil self.goals = goals if goals is not None else [] + self.goal_tuner = goal_tuner for idx, goal in enumerate(self.goals): goal.idx = idx goal.quota = self @@ -191,6 +193,10 @@ class DamosQuota: err = goal.stage() if err is not None: return err + err = write_file( + os.path.join(self.sysfs_dir(), 'goal_tuner'), self.goal_tuner) + if err is not None: + return err return None class DamosWatermarks: |