From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,shuah@kernel.org,sj@kernel.org,akpm@linux-foundation.org
Subject: + selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.patch added to mm-new branch
Date: Mon, 21 Jul 2025 20:11:28 -0700 [thread overview]
Message-ID: <20250722031128.E6DEFC4CEED@smtp.kernel.org> (raw)
The patch titled
Subject: selftests/damon/_damon_sysfs: support DAMOS quota weights setup
has been added to the -mm mm-new branch. Its filename is
selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.patch
This patch will later appear in the mm-new branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Note, mm-new is a provisional staging ground for work-in-progress
patches, and acceptance into mm-new is a notification for others take
notice and to finish up reviews. Please do not hesitate to respond to
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: SeongJae Park <sj@kernel.org>
Subject: selftests/damon/_damon_sysfs: support DAMOS quota weights setup
Date: Sun, 20 Jul 2025 10:16:34 -0700
_damon_sysfs.py contains code for test-purpose DAMON sysfs interface
control. Add support of DAMOS quotas prioritization weights setup for
more tests.
Link: https://lkml.kernel.org/r/20250720171652.92309-5-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
tools/testing/selftests/damon/_damon_sysfs.py | 24 +++++++++++++++-
1 file changed, 23 insertions(+), 1 deletion(-)
--- a/tools/testing/selftests/damon/_damon_sysfs.py~selftests-damon-_damon_sysfs-support-damos-quota-weights-setup
+++ a/tools/testing/selftests/damon/_damon_sysfs.py
@@ -125,12 +125,20 @@ class DamosQuota:
ms = None # time quota
goals = None # quota goals
reset_interval_ms = None # quota reset interval
+ weight_sz_permil = None
+ weight_nr_accesses_permil = None
+ weight_age_permil = None
scheme = None # owner scheme
- def __init__(self, sz=0, ms=0, goals=None, reset_interval_ms=0):
+ def __init__(self, sz=0, ms=0, goals=None, reset_interval_ms=0,
+ weight_sz_permil=0, weight_nr_accesses_permil=0,
+ weight_age_permil=0):
self.sz = sz
self.ms = ms
self.reset_interval_ms = reset_interval_ms
+ self.weight_sz_permil = weight_sz_permil
+ self.weight_nr_accesses_permil = weight_nr_accesses_permil
+ self.weight_age_permil = weight_age_permil
self.goals = goals if goals is not None else []
for idx, goal in enumerate(self.goals):
goal.idx = idx
@@ -151,6 +159,20 @@ class DamosQuota:
if err is not None:
return err
+ err = write_file(os.path.join(
+ self.sysfs_dir(), 'weights', 'sz_permil'), self.weight_sz_permil)
+ if err is not None:
+ return err
+ err = write_file(os.path.join(
+ self.sysfs_dir(), 'weights', 'nr_accesses_permil'),
+ self.weight_nr_accesses_permil)
+ if err is not None:
+ return err
+ err = write_file(os.path.join(
+ self.sysfs_dir(), 'weights', 'age_permil'), self.weight_age_permil)
+ if err is not None:
+ return err
+
nr_goals_file = os.path.join(self.sysfs_dir(), 'goals', 'nr_goals')
content, err = read_file(nr_goals_file)
if err is not None:
_
Patches currently in -mm which might be from sj@kernel.org are
mm-damon-core-commit-damos_quota_goal-nid.patch
mm-damon-sysfs-implement-refresh_ms-file-under-kdamond-directory.patch
mm-damon-sysfs-implement-refresh_ms-file-internal-work.patch
docs-admin-guide-mm-damon-usage-document-refresh_ms-file.patch
docs-abi-damon-update-for-refresh_ms.patch
mm-damon-ops-common-ignore-migration-request-to-invalid-nodes.patch
selftests-damon-_damon_sysfs-support-damos-watermarks-setup.patch
selftests-damon-_damon_sysfs-support-damos-filters-setup.patch
selftests-damon-_damon_sysfs-support-monitoring-intervals-goal-setup.patch
selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.patch
selftests-damon-_damon_sysfs-support-damos-quota-goal-nid-setup.patch
selftests-damon-_damon_sysfs-support-damos-action-dests-setup.patch
selftests-damon-_damon_sysfs-support-damos-target_nid-setup.patch
selftests-damon-_damon_sysfs-use-232-1-as-max-nr_accesses-and-age.patch
selftests-damon-drgn_dump_damon_status-dump-damos-migrate_dests.patch
selftests-damon-drgn_dump_damon_status-dump-ctx-opsid.patch
selftests-damon-drgn_dump_damon_status-dump-damos-filters.patch
selftests-damon-sysfspy-generalize-damos-watermarks-commit-assertion.patch
selftests-damon-sysfspy-generalize-damosquota-commit-assertion.patch
selftests-damon-sysfspy-test-quota-goal-commitment.patch
selftests-damon-sysfspy-test-damos-destinations-commitment.patch
selftests-damon-sysfspy-generalize-damos-access-pattern-commit-assertion.patch
selftests-damon-sysfspy-test-damos-filters-commitment.patch
selftests-damon-sysfspy-generalize-damos-schemes-commit-assertion.patch
selftests-damon-sysfspy-generalize-monitoring-attributes-commit-assertion.patch
selftests-damon-sysfspy-generalize-damon-context-commit-assertion.patch
selftests-damon-sysfspy-test-non-default-parameters-runtime-commit.patch
selftests-damon-sysfspy-test-runtime-reduction-of-damon-parameters.patch
reply other threads:[~2025-07-22 3:11 UTC|newest]
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