[PATCH 03/16] Docs/admin-guide/mm/damon/usage: link damos stat design doc

[SeongJae Park <sj@kernel.org>]

DAMON sysfs usage document focuses on usage, rather than the detail of
the stat metric itself.  Add a link to the design document on DAMOS stat
usage section.

Signed-off-by: SeongJae Park <sj@kernel.org>
---
 Documentation/admin-guide/mm/damon/usage.rst | 3 ++-
 Documentation/mm/damon/design.rst            | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst
index c685d87ea078..2e835c9bcfdf 100644
--- a/Documentation/admin-guide/mm/damon/usage.rst
+++ b/Documentation/admin-guide/mm/damon/usage.rst
@@ -451,7 +451,8 @@ schemes/<N>/stats/
 DAMON counts the total number and bytes of regions that each scheme is tried to
 be applied, the two numbers for the regions that each scheme is successfully
 applied, and the total number of the quota limit exceeds.  This statistics can
-be used for online analysis or tuning of the schemes.
+be used for online analysis or tuning of the schemes.  Refer to :ref:`design
+doc <damon_design_damos_stat>` for more details about the stats.
 
 The statistics can be retrieved by reading the files under ``stats`` directory
 (``nr_tried``, ``sz_tried``, ``nr_applied``, ``sz_applied``, and
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index aa2e4694ee14..158d0a4e1d7f 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -539,6 +539,8 @@ To know how user-space can set the watermarks via :ref:`DAMON sysfs interface
 <sysfs_interface>`, refer to :ref:`filters <sysfs_filters>` part of the
 documentation.
 
+.. _damon_design_damos_stat:
+
 Statistics
 ~~~~~~~~~~
 
-- 
2.39.5