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* [merged mm-stable] selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.patch removed from -mm tree
@ 2025-07-26 22:10 Andrew Morton
  0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2025-07-26 22:10 UTC (permalink / raw)
  To: mm-commits, shuah, sj, akpm


The quilt patch titled
     Subject: selftests/damon/_damon_sysfs: support DAMOS quota weights setup
has been removed from the -mm tree.  Its filename was
     selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.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@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



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2025-07-26 22:10 [merged mm-stable] selftests-damon-_damon_sysfs-support-damos-quota-weights-setup.patch removed from -mm tree Andrew Morton

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