Commit a8622625 authored by SeongJae Park's avatar SeongJae Park Committed by Andrew Morton
Browse files

selftests/damon/_damon_sysfs: support DAMOS apply interval 

Update the test-purpose DAMON sysfs control Python module to support DAMOS
apply interval.

Link: https://lkml.kernel.org/r/20240207203134.69976-4-sj@kernel.org


Signed-off-by: default avatarSeongJae Park <sj@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent a0f87454

tools/testing/selftests/damon/_damon_sysfs.py

+8 −1
Original line number Diff line number Diff line
@@ -114,6 +114,7 @@ class Damos: 
    action = None

    access_pattern = None

    quota = None

    apply_interval_us = None

    # todo: Support watermarks, stats, tried_regions

    idx = None

    context = None
@@ -121,12 +122,13 @@ class Damos: 
    stats = None



    def __init__(self, action='stat', access_pattern=DamosAccessPattern(),

                 quota=DamosQuota()):

                 quota=DamosQuota(), apply_interval_us=0):

        self.action = action

        self.access_pattern = access_pattern

        self.access_pattern.scheme = self

        self.quota = quota

        self.quota.scheme = self

        self.apply_interval_us = apply_interval_us



    def sysfs_dir(self):

        return os.path.join(
@@ -139,6 +141,11 @@ class Damos: 
        err = self.access_pattern.stage()

        if err != None:

            return err

        err = write_file(os.path.join(self.sysfs_dir(), 'apply_interval_us'),

                         '%d' % self.apply_interval_us)

        if err != None:

            return err



        err = self.quota.stage()

        if err != None:

            return err