From: SeongJae Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SeongJae Park <sj@kernel.org>, Shuah Khan <shuah@kernel.org>,
damon@lists.linux.dev, linux-mm@kvack.org,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 3/8] selftests/damon/_damon_sysfs: support DAMOS apply interval
Date: Wed, 7 Feb 2024 12:31:29 -0800 [thread overview]
Message-ID: <20240207203134.69976-4-sj@kernel.org> (raw)
In-Reply-To: <20240207203134.69976-1-sj@kernel.org>
Update the test-purpose DAMON sysfs control Python module to support
DAMOS apply interval.
Signed-off-by: SeongJae Park <sj@kernel.org>
---
tools/testing/selftests/damon/_damon_sysfs.py | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py
index a75244451684..d23d7398a27a 100644
--- a/tools/testing/selftests/damon/_damon_sysfs.py
+++ b/tools/testing/selftests/damon/_damon_sysfs.py
@@ -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
--
2.39.2
next prev parent reply other threads:[~2024-02-07 20:31 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-07 20:31 [PATCH 0/8] selftests/damon: add more tests for core functionalities and corner cases SeongJae Park
2024-02-07 20:31 ` [PATCH 1/8] selftests/damon/_damon_sysfs: support DAMOS quota SeongJae Park
2024-02-07 20:31 ` [PATCH 2/8] selftests/damon/_damon_sysfs: support DAMOS stats SeongJae Park
2024-02-07 20:31 ` SeongJae Park [this message]
2024-02-07 20:31 ` [PATCH 4/8] selftests/damon: add a test for DAMOS quota SeongJae Park
2024-02-07 20:31 ` [PATCH 5/8] selftests/damon: add a test for DAMOS apply intervals SeongJae Park
2024-02-07 20:31 ` [PATCH 6/8] selftests/damon: add a test for a race between target_ids_read() and dbgfs_before_terminate() SeongJae Park
2024-02-07 20:31 ` [PATCH 7/8] selftests/damon: add a test for the pid leak of dbgfs_target_ids_write() SeongJae Park
2024-02-07 20:31 ` [PATCH 8/8] selftests/damon/_chk_dependency: get debugfs mount point from /proc/mounts SeongJae Park
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