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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
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>
authored by
SeongJae Park
and committed by
Andrew Morton
c00863bc
d972d68d
+9
-3
+9
-3
tools/testing/selftests/damon/_damon_sysfs.py
+9
-3
tools/testing/selftests/damon/_damon_sysfs.py
···
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sz = None # size quota, in bytes
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ms = None # time quota
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goals = None # quota goals
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goal_tuner = None # quota goal tuner
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reset_interval_ms = None # quota reset interval
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weight_sz_permil = None
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weight_nr_accesses_permil = None
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weight_age_permil = None
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scheme = None # owner scheme
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-
def __init__(self, sz=0, ms=0, goals=None, reset_interval_ms=0,
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weight_sz_permil=0, weight_nr_accesses_permil=0,
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weight_age_permil=0):
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def __init__(self, sz=0, ms=0, goals=None, goal_tuner='consist',
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reset_interval_ms=0, weight_sz_permil=0,
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weight_nr_accesses_permil=0, weight_age_permil=0):
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self.sz = sz
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self.ms = ms
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self.reset_interval_ms = reset_interval_ms
···
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self.weight_nr_accesses_permil = weight_nr_accesses_permil
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self.weight_age_permil = weight_age_permil
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self.goals = goals if goals is not None else []
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self.goal_tuner = goal_tuner
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for idx, goal in enumerate(self.goals):
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goal.idx = idx
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goal.quota = self
···
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err = goal.stage()
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if err is not None:
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return err
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err = write_file(
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os.path.join(self.sysfs_dir(), 'goal_tuner'), self.goal_tuner)
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if err is not None:
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return err
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return None
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class DamosWatermarks: