Implement DAMON stop function on the test-purpose DAMON sysfs interface wrapper Python module, _damon_sysfs.py. This feature will be used by future DAMON tests that need to start/stop DAMON multiple times.
Signed-off-by: SeongJae Park sj@kernel.org --- tools/testing/selftests/damon/_damon_sysfs.py | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py index f975742f29b3..17352b9d204d 100644 --- a/tools/testing/selftests/damon/_damon_sysfs.py +++ b/tools/testing/selftests/damon/_damon_sysfs.py @@ -406,6 +406,10 @@ class Kdamond: err = write_file(os.path.join(self.sysfs_dir(), 'state'), 'on') return err
+ def stop(self): + err = write_file(os.path.join(self.sysfs_dir(), 'state'), 'off') + return err + def update_schemes_tried_regions(self): err = write_file(os.path.join(self.sysfs_dir(), 'state'), 'update_schemes_tried_regions') @@ -511,3 +515,10 @@ class Kdamonds: if err is not None: return err return None + + def stop(self): + for kdamond in self.kdamonds: + err = kdamond.stop() + if err is not None: + return err + return None