The quilt patch titled
Subject: selftests/damon/_damon_sysfs: support DAMOS stats
has been removed from the -mm tree. Its filename was
selftests-damon-_damon_sysfs-support-damos-stats.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: SeongJae Park <sj@xxxxxxxxxx>
Subject: selftests/damon/_damon_sysfs: support DAMOS stats
Date: Wed, 7 Feb 2024 12:31:28 -0800
Update the test-purpose DAMON sysfs control Python module to support DAMOS
stats.
Link: https://lkml.kernel.org/r/20240207203134.69976-3-sj@xxxxxxxxxx
Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
Cc: Shuah Khan <shuah@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
tools/testing/selftests/damon/_damon_sysfs.py | 32 ++++++++++++++++
1 file changed, 32 insertions(+)
--- a/tools/testing/selftests/damon/_damon_sysfs.py~selftests-damon-_damon_sysfs-support-damos-stats
+++ a/tools/testing/selftests/damon/_damon_sysfs.py
@@ -96,6 +96,20 @@ class DamosQuota:
if err != None:
return err
+class DamosStats:
+ nr_tried = None
+ sz_tried = None
+ nr_applied = None
+ sz_applied = None
+ qt_exceeds = None
+
+ def __init__(self, nr_tried, sz_tried, nr_applied, sz_applied, qt_exceeds):
+ self.nr_tried = nr_tried
+ self.sz_tried = sz_tried
+ self.nr_applied = nr_applied
+ self.sz_applied = sz_applied
+ self.qt_exceeds = qt_exceeds
+
class Damos:
action = None
access_pattern = None
@@ -104,6 +118,7 @@ class Damos:
idx = None
context = None
tried_bytes = None
+ stats = None
def __init__(self, action='stat', access_pattern=DamosAccessPattern(),
quota=DamosQuota()):
@@ -322,6 +337,23 @@ class Kdamond:
return err
scheme.tried_bytes = int(content)
+ def update_schemes_stats(self):
+ err = write_file(os.path.join(self.sysfs_dir(), 'state'),
+ 'update_schemes_stats')
+ if err != None:
+ return err
+ for context in self.contexts:
+ for scheme in context.schemes:
+ stat_values = []
+ for stat in ['nr_tried', 'sz_tried', 'nr_applied',
+ 'sz_applied', 'qt_exceeds']:
+ content, err = read_file(
+ os.path.join(scheme.sysfs_dir(), 'stats', stat))
+ if err != None:
+ return err
+ stat_values.append(int(content))
+ scheme.stats = DamosStats(*stat_values)
+
class Kdamonds:
kdamonds = []
_
Patches currently in -mm which might be from sj@xxxxxxxxxx are
docs-mm-damon-maintainer-profile-fix-reference-links-for-mm-stable-tree.patch
docs-mm-damon-move-the-list-of-damos-actions-to-design-doc.patch
docs-mm-damon-move-damon-operation-sets-list-from-the-usage-to-the-design-document.patch
docs-mm-damon-move-damon-operation-sets-list-from-the-usage-to-the-design-document-fix.patch
docs-mm-damon-move-monitoring-target-regions-setup-detail-from-the-usage-to-the-design-document.patch
docs-admin-guide-mm-damon-usage-fix-wrong-quotas-diabling-condition.patch
mm-damon-core-set-damos_quota-esz-as-public-field-and-document.patch
mm-damon-sysfs-schemes-implement-quota-effective_bytes-file.patch
mm-damon-sysfs-implement-a-kdamond-command-for-updating-schemes-effective-quotas.patch
docs-abi-damon-document-effective_bytes-sysfs-file.patch
docs-admin-guide-mm-damon-usage-document-effective_bytes-file.patch
mm-damon-move-comments-and-fields-for-damos-quota-prioritization-to-the-end.patch
mm-damon-core-split-out-quota-goal-related-fields-to-a-struct.patch
mm-damon-core-add-multiple-goals-per-damos_quota-and-helpers-for-those.patch
mm-damon-sysfs-use-only-quota-goals.patch
mm-damon-core-remove-goal-field-of-damos_quota.patch
mm-damon-core-let-goal-specified-with-only-target-and-current-values.patch
mm-damon-core-support-multiple-metrics-for-quota-goal.patch
mm-damon-core-implement-psi-metric-damos-quota-goal.patch
mm-damon-sysfs-schemes-support-psi-based-quota-auto-tune.patch
docs-mm-damon-design-document-quota-goal-self-tuning.patch
docs-abi-damon-document-quota-goal-metric-file.patch
docs-admin-guide-mm-damon-usage-document-quota-goal-metric-file.patch
docs-admin-guide-mm-damon-usage-document-quota-goal-metric-file-fix.patch
mm-damon-reclaim-implement-user-feedback-driven-quota-auto-tuning.patch
mm-damon-reclaim-implement-memory-psi-driven-quota-self-tuning.patch
docs-admin-guide-mm-damon-reclaim-document-auto-tuning-parameters.patch
