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From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,corbet@lwn.net,sj@kernel.org,akpm@linux-foundation.org
Subject: + docs-mm-damon-design-categorize-damos-filter-types-based-on-handling-layer.patch added to mm-unstable branch
Date: Tue, 18 Feb 2025 15:38:24 -0800	[thread overview]
Message-ID: <20250218233824.C9C59C4CEE7@smtp.kernel.org> (raw)


The patch titled
     Subject: Docs/mm/damon/design: categorize DAMOS filter types based on handling layer
has been added to the -mm mm-unstable branch.  Its filename is
     docs-mm-damon-design-categorize-damos-filter-types-based-on-handling-layer.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/docs-mm-damon-design-categorize-damos-filter-types-based-on-handling-layer.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: SeongJae Park <sj@kernel.org>
Subject: Docs/mm/damon/design: categorize DAMOS filter types based on handling layer
Date: Tue, 18 Feb 2025 14:37:08 -0800

On what DAMON layer a DAMOS filter is handled is important to expect in
what order filters will be evaluated.  Re-organize the DAMOS filter types
list on the design doc to categorize types based on the handling layer, to
let users more easily understand the handling order.

Link: https://lkml.kernel.org/r/20250218223708.53437-6-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 Documentation/mm/damon/design.rst |   34 ++++++++++++----------------
 1 file changed, 15 insertions(+), 19 deletions(-)

--- a/Documentation/mm/damon/design.rst~docs-mm-damon-design-categorize-damos-filter-types-based-on-handling-layer
+++ a/Documentation/mm/damon/design.rst
@@ -602,25 +602,21 @@ filters-checking overhead.
 
 Below ``type`` of filters are currently supported.
 
-- anon
-    - Applied to pages that containing data that not stored in files.
-    - Handled by operations set layer.  Supported by only ``paddr`` set.
-- memcg
-    - Applied to pages that belonging to a given cgroup.
-    - Handled by operations set layer.  Supported by only ``paddr`` set.
-- young
-    - Applied to pages that are accessed after the last access check from the
-      scheme.
-    - Handled by operations set layer.  Supported by only ``paddr`` set.
-- hugepage_size
-    - Applied to pages that managed in a given size range.
-    - Handled by operations set layer.  Supported by only ``paddr`` set.
-- addr
-    - Applied to pages that belonging to a given address range.
-    - Handled by the core logic.
-- target
-    - Applied to pages that belonging to a given DAMON monitoring target.
-    - Handled by the core logic.
+- Core layer handled
+    - addr
+        - Applied to pages that belonging to a given address range.
+    - target
+        - Applied to pages that belonging to a given DAMON monitoring target.
+- Operations layer handled, supported by only ``paddr`` operations set.
+    - anon
+        - Applied to pages that containing data that not stored in files.
+    - memcg
+        - Applied to pages that belonging to a given cgroup.
+    - young
+        - Applied to pages that are accessed after the last access check from the
+          scheme.
+    - hugepage_size
+        - Applied to pages that managed in a given size range.
 
 To know how user-space can set the filters via :ref:`DAMON sysfs interface
 <sysfs_interface>`, refer to :ref:`filters <sysfs_filters>` part of the
_

Patches currently in -mm which might be from sj@kernel.org are

selftests-damon-damos_quota_goal-handle-minimum-quota-that-cannot-be-further-reduced.patch
mm-madvise-split-out-mmap-locking-operations-for-madvise.patch
mm-madvise-split-out-madvise-input-validity-check.patch
mm-madvise-split-out-madvise-behavior-execution.patch
mm-madvise-remove-redundant-mmap_lock-operations-from-process_madvise.patch
mm-damon-avoid-applying-damos-action-to-same-entity-multiple-times.patch
mm-damon-core-unset-damos-walk_completed-after-confimed-set.patch
mm-damon-core-do-not-call-damos_walk_control-walk-if-walk-is-completed.patch
mm-damon-core-do-damos-walking-in-entire-regions-granularity.patch
docs-mm-damon-design-fix-typo-on-damos-filters-usage-doc-link.patch
docs-mm-damon-design-document-hugepage_size-filter.patch
docs-damon-move-damos-filter-type-names-and-meaning-to-design-doc.patch
docs-mm-damon-design-clarify-handling-layer-based-filters-evaluation-sequence.patch
docs-mm-damon-design-categorize-damos-filter-types-based-on-handling-layer.patch


                 reply	other threads:[~2025-02-18 23:38 UTC|newest]

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