Document addr_unit DAMON sysfs file on DAMON usage document.
Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
Signed-off-by: Quanmin Yan <yanquanmin1@xxxxxxxxxx>
Reviewed-by: SeongJae Park <sj@xxxxxxxxxx>
---
Documentation/admin-guide/mm/damon/usage.rst | 11 +++++++----
Documentation/mm/damon/design.rst | 2 ++
2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst
index ff3a2dda1f02..2cae60b6f3ca 100644
--- a/Documentation/admin-guide/mm/damon/usage.rst
+++ b/Documentation/admin-guide/mm/damon/usage.rst
@@ -61,7 +61,7 @@ comma (",").
│ :ref:`kdamonds <sysfs_kdamonds>`/nr_kdamonds
│ │ :ref:`0 <sysfs_kdamond>`/state,pid,refresh_ms
│ │ │ :ref:`contexts <sysfs_contexts>`/nr_contexts
- │ │ │ │ :ref:`0 <sysfs_context>`/avail_operations,operations
+ │ │ │ │ :ref:`0 <sysfs_context>`/avail_operations,operations,addr_unit
│ │ │ │ │ :ref:`monitoring_attrs <sysfs_monitoring_attrs>`/
│ │ │ │ │ │ intervals/sample_us,aggr_us,update_us
│ │ │ │ │ │ │ intervals_goal/access_bp,aggrs,min_sample_us,max_sample_us
@@ -188,9 +188,9 @@ details). At the moment, only one context per kdamond is supported, so only
contexts/<N>/
-------------
-In each context directory, two files (``avail_operations`` and ``operations``)
-and three directories (``monitoring_attrs``, ``targets``, and ``schemes``)
-exist.
+In each context directory, three files (``avail_operations``, ``operations``
+and ``addr_unit``) and three directories (``monitoring_attrs``, ``targets``,
+and ``schemes``) exist.
DAMON supports multiple types of :ref:`monitoring operations
<damon_design_configurable_operations_set>`, including those for virtual address
@@ -205,6 +205,9 @@ You can set and get what type of monitoring operations DAMON will use for the
context by writing one of the keywords listed in ``avail_operations`` file and
reading from the ``operations`` file.
+``addr_unit`` file is for setting and getting the :ref:`address unit
+<damon_design_addr_unit>` parameter of the operations set.
+
.. _sysfs_monitoring_attrs:
contexts/<N>/monitoring_attrs/
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index d9d5baa1ec87..80354f4f42ba 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -135,6 +135,8 @@ the interference is the responsibility of sysadmins. However, it solves the
conflict with the reclaim logic using ``PG_idle`` and ``PG_young`` page flags,
as Idle page tracking does.
+.. _damon_design_addr_unit:
+
Address Unit
------------
--
2.39.5
