summaryrefslogtreecommitdiffstats
path: root/Documentation
diff options
context:
space:
mode:
authorSeongJae Park <sj@kernel.org>2023-09-07 04:29:25 +0200
committerAndrew Morton <akpm@linux-foundation.org>2023-10-04 19:32:21 +0200
commit46158bf211bd557cb7849ff747a5a94d82cd4aa8 (patch)
tree3f4249df156f29c2be1b7178dc3410ea8dc66647 /Documentation
parentDocs/mm/damon/design: add a section for kdamond and DAMON context (diff)
downloadlinux-46158bf211bd557cb7849ff747a5a94d82cd4aa8.tar.xz
linux-46158bf211bd557cb7849ff747a5a94d82cd4aa8.zip
Docs/admin-guide/mm/damon/usage: link design doc for details of kdamond and context
The explanation of kdamond and context is duplicated in the design and the usage documents. Replace that in the usage with links to those in the design document. Link: https://lkml.kernel.org/r/20230907022929.91361-8-sj@kernel.org Signed-off-by: SeongJae Park <sj@kernel.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/admin-guide/mm/damon/usage.rst19
-rw-r--r--Documentation/mm/damon/design.rst2
2 files changed, 11 insertions, 10 deletions
diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst
index 758575d33ab6..282062b6f134 100644
--- a/Documentation/admin-guide/mm/damon/usage.rst
+++ b/Documentation/admin-guide/mm/damon/usage.rst
@@ -105,14 +105,12 @@ having the root permission could use this directory.
kdamonds/
---------
-The monitoring-related information including request specifications and results
-are called DAMON context. DAMON executes each context with a kernel thread
-called kdamond, and multiple kdamonds could run in parallel.
-
Under the ``admin`` directory, one directory, ``kdamonds``, which has files for
-controlling the kdamonds exist. In the beginning, this directory has only one
-file, ``nr_kdamonds``. Writing a number (``N``) to the file creates the number
-of child directories named ``0`` to ``N-1``. Each directory represents each
+controlling the kdamonds (refer to
+:ref:`design <damon_design_execution_model_and_data_structures>` for more
+details) exists. In the beginning, this directory has only one file,
+``nr_kdamonds``. Writing a number (``N``) to the file creates the number of
+child directories named ``0`` to ``N-1``. Each directory represents each
kdamond.
kdamonds/<N>/
@@ -150,9 +148,10 @@ kdamonds/<N>/contexts/
In the beginning, this directory has only one file, ``nr_contexts``. Writing a
number (``N``) to the file creates the number of child directories named as
-``0`` to ``N-1``. Each directory represents each monitoring context. At the
-moment, only one context per kdamond is supported, so only ``0`` or ``1`` can
-be written to the file.
+``0`` to ``N-1``. Each directory represents each monitoring context (refer to
+:ref:`design <damon_design_execution_model_and_data_structures>` for more
+details). At the moment, only one context per kdamond is supported, so only
+``0`` or ``1`` can be written to the file.
.. _sysfs_contexts:
diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst
index ee099d45fea8..18e9b42673f8 100644
--- a/Documentation/mm/damon/design.rst
+++ b/Documentation/mm/damon/design.rst
@@ -478,6 +478,8 @@ more detail, please read the usage documents for those
:doc:`/admin-guide/mm/damon/lru_sort`).
+.. _damon_design_execution_model_and_data_structures:
+
Execution Model and Data Structures
===================================