@@ -76,6 +76,7 @@ class Damos:
# todo: Support quotas, watermarks, stats, tried_regions
idx = None
context = None
+ tried_bytes = None
def __init__(self, action='stat', access_pattern=DamosAccessPattern()):
self.action = action
@@ -284,6 +285,19 @@ class Kdamond:
err = write_file(os.path.join(self.sysfs_dir(), 'state'), 'on')
return err
+ def update_schemes_tried_bytes(self):
+ err = write_file(os.path.join(self.sysfs_dir(), 'state'),
+ 'update_schemes_tried_bytes')
+ if err != None:
+ return err
+ for context in self.contexts:
+ for scheme in context.schemes:
+ content, err = read_file(os.path.join(scheme.sysfs_dir(),
+ 'tried_regions', 'total_bytes'))
+ if err != None:
+ return err
+ scheme.tried_bytes = int(content)
+
class Kdamonds:
kdamonds = []
Implement update_schemes_tried_bytes command of DAMON sysfs interface in _damon_sysfs.py. It is not only making the update, but also read the updated value from the sysfs interface and store it in the Kdamond python objects so that the user of the module can easily get the value. Signed-off-by: SeongJae Park <sj@kernel.org> --- tools/testing/selftests/damon/_damon_sysfs.py | 14 ++++++++++++++ 1 file changed, 14 insertions(+)