[RFC PATCH 4/4] Docs/mm/damon/design: update for DAMON_FILTER_TYPE_ACTIVE

[SJ Park]

Update DAMON design document for the newly added LRU-activeness DAMON
filter type.

Signed-off-by: SJ Park <sj@xxxxxxxxxx>
---
 Documentation/mm/damon/design.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index 8440c4954090e..b676be6971589 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -302,6 +302,7 @@ filter types.  Currently below filter types are supported.
 - ``pgidle_set``: Matches if the page for the memory is marked as access-idle.
 - ``hugepage_size``: Matches if the page for the memory is a part of a hugepage
   of a given size range.
+- ``active``: Same to that for DAMOS filters.
 
 If such probes are registered, DAMON executes the probes for each region's
 sampling memory when it does the access :ref:`sampling
-- 
2.47.3