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docs-admin-guide-mm-damon-usage-document-quota-goal-metric-file.patch removed from -mm tree

merged mm-stable Andrew Morton 1 participant 1 message Feb 24, 2024

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The quilt patch titled
Subject: Docs/admin-guide/mm/damon/usage: document quota goal metric file
has been removed from the -mm tree. Its filename was
docs-admin-guide-mm-damon-usage-document-quota-goal-metric-file.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 <[email protected]>
Subject: Docs/admin-guide/mm/damon/usage: document quota goal metric file
Date: Mon, 19 Feb 2024 11:44:28 -0800

Update DAMON usage document for the quota goal target_metric file.

---

 Documentation/admin-guide/mm/damon/usage.rst |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
Documentation/admin-guide/mm/damon/usage.rst renamed from Documentation/admin-guide/mm/damon/usage.rst~docs-admin-guide-mm-damon-usage-document-quota-goal-metric-file +6 -6
@@ -86,7 +86,7 @@ comma (",").
     │ │ │ │ │ │ │ :ref:`quotas <sysfs_quotas>`/ms,bytes,reset_interval_ms,effective_bytes
     │ │ │ │ │ │ │ │ weights/sz_permil,nr_accesses_permil,age_permil
     │ │ │ │ │ │ │ │ :ref:`goals <sysfs_schemes_quota_goals>`/nr_goals
-    │ │ │ │ │ │ │ │ │ 0/target_value,current_value
+    │ │ │ │ │ │ │ │ │ 0/target_metric,target_value,current_value
     │ │ │ │ │ │ │ :ref:`watermarks <sysfs_watermarks>`/metric,interval_us,high,mid,low
     │ │ │ │ │ │ │ :ref:`filters <sysfs_filters>`/nr_filters
     │ │ │ │ │ │ │ │ 0/type,matching,memcg_id
@@ -366,11 +366,11 @@ number (``N``) to the file creates the n
 to ``N-1``.  Each directory represents each goal and current achievement.
 Among the multiple feedback, the best one is used.
 
-Each goal directory contains two files, namely ``target_value`` and
-``current_value``.  Users can set and get any number to those files to set the
-feedback.  User space main workload's latency or throughput, system metrics
-like free memory ratio or memory pressure stall time (PSI) could be example
-metrics for the values.  Note that users should write
+Each goal directory contains three files, namely ``target_metric``,
+``target_value`` and ``current_value``.  Users can set and get the three
+parameters for the quota auto-tuning goals that specified on the :ref:`design
+doc <damon_design_damos_quotas_auto_tuning>` by writing to and reading from each
+of the files.  Note that users should further write
 ``commit_schemes_quota_goals`` to the ``state`` file of the :ref:`kdamond
 directory <sysfs_kdamond>` to pass the feedback to DAMON.
 

_

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