mm/damon: introduce DAMOS filter type for active pages

[PATCH 2/2] Docs/mm/damon/design: document active DAMOS filter type

Posted by Nhat Pham 9 months ago

Document availability and meaning of "active" DAMOS filter type on
design document.  Since introduction of the type requires no additional
user ABI, usage and ABI document need no update.

Suggested-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Nhat Pham <nphamcs@gmail.com>
---
 Documentation/mm/damon/design.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index aae3a691ee69..f12d33749329 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -656,6 +656,8 @@ Below ``type`` of filters are currently supported.
 - Operations layer handled, supported by only ``paddr`` operations set.
     - anon
         - Applied to pages that containing data that not stored in files.
+    - active
+        - Applied to active pages.
     - memcg
         - Applied to pages that belonging to a given cgroup.
     - young
-- 
2.47.1

Re: [PATCH 2/2] Docs/mm/damon/design: document active DAMOS filter type

Posted by SeongJae Park 9 months ago

On Tue, 18 Mar 2025 11:30:29 -0700 Nhat Pham <nphamcs@gmail.com> wrote:

> Document availability and meaning of "active" DAMOS filter type on
> design document.  Since introduction of the type requires no additional
> user ABI, usage and ABI document need no update.

Thank you for keeping the document updated for this nice new feature!

> 
> Suggested-by: SeongJae Park <sj@kernel.org>
> Signed-off-by: Nhat Pham <nphamcs@gmail.com>

Reviewed-by: SeongJae Park <sj@kernel.org>


Thanks,
SJ


> ---
>  Documentation/mm/damon/design.rst | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
> index aae3a691ee69..f12d33749329 100644
> --- a/Documentation/mm/damon/design.rst
> +++ b/Documentation/mm/damon/design.rst
> @@ -656,6 +656,8 @@ Below ``type`` of filters are currently supported.
>  - Operations layer handled, supported by only ``paddr`` operations set.
>      - anon
>          - Applied to pages that containing data that not stored in files.
> +    - active
> +        - Applied to active pages.
>      - memcg
>          - Applied to pages that belonging to a given cgroup.
>      - young
> -- 
> 2.47.1

[PATCH 1/2] mm/damon: implement a new DAMOS filter type for active pages
[PATCH 2/2] Docs/mm/damon/design: document active DAMOS filter type