Update DAMON usage document for the threads based access sampling results filtering. Signed-off-by: SeongJae Park --- Documentation/admin-guide/mm/damon/usage.rst | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst index 365a4548a5ba..d22d80710355 100644 --- a/Documentation/admin-guide/mm/damon/usage.rst +++ b/Documentation/admin-guide/mm/damon/usage.rst @@ -67,7 +67,7 @@ comma (","). │ │ │ │ │ │ │ intervals_goal/access_bp,aggrs,min_sample_us,max_sample_us │ │ │ │ │ │ sample/primitives/page_table,page_faults │ │ │ │ │ │ sample/filters/nr_filters - │ │ │ │ │ │ │ 0/type,matching,allow,cpumask + │ │ │ │ │ │ │ 0/type,matching,allow,cpumask,tid_arr │ │ │ │ │ │ nr_regions/min,max │ │ │ │ │ :ref:`targets `/nr_targets │ │ │ │ │ │ :ref:`0 `/pid_target,obsolete_target @@ -260,13 +260,14 @@ context, in the order of the directory names. Writing ``0`` to ``nr_filters`` removes the directories. Under the individual filter directory, five files, ``type``, ``matching``, -``allow``, and ``cpumask`` exist. The first three files are same to the -properties of the filter specified on the :ref:`design doc +``allow``, ``cpumask`` and ``tid_arr`` exist. The first three files are same +to the properties of the filter specified on the :ref:`design doc `. -Users can specify the cpumask of the filter by writing it to ``cpumask``. The -format for ``cpumask`` input is same to that for other cpumask inputs like that -for cgroup cpusets. +Users can specify the cpumask and thread id array of the filter by writing +those to ``cpumask`` and ``tid_arr``. The format for ``cpumask`` input is same +to that for other cpumask inputs like that for cgroup cpusets. For +``tid_arr``, users can write array of the thread ids, separated by a comma. .. _damon_usage_sysfs_monitoring_intervals_goal: -- 2.47.3