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docs/mm/damon/design: document active DAMOS filter type

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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.

Link: https://lkml.kernel.org/r/20250318183029.2062917-3-nphamcs@gmail.com
Signed-off-by: Nhat Pham <nphamcs@gmail.com>
Suggested-by: SeongJae Park <sj@kernel.org>
Reviewed-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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Nhat Pham 2025-03-18 11:30:29 -07:00 committed by Andrew Morton
parent 3b23a44f1f
commit af96c610c6
1 changed files with 2 additions and 0 deletions
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Documentation/mm/damon/design.rst
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@ -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