Commit cf3810cc authored by SeongJae Park's avatar SeongJae Park Committed by Andrew Morton
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Docs/admin-guide/mm/damon/usage: document 'DEPRECATED' file of DAMON debugfs interface

Document the newly added DAMON debugfs interface deprecation notice file
on the usage document.

Link: https://lkml.kernel.org/r/20240130013549.89538-6-sj@kernel.org


Signed-off-by: default avatarSeongJae Park <sj@kernel.org>
Cc: Alex Shi <alexs@kernel.org>
Cc: Hu Haowen <2023002089@link.tyut.edu.cn>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Yanteng Si <siyanteng@loongson.cn>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent eceea30c
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Original line number Diff line number Diff line
@@ -628,9 +628,16 @@ debugfs Interface (DEPRECATED!)
  move, please report your usecase to damon@lists.linux.dev and
  linux-mm@kvack.org.

DAMON exports eight files, ``attrs``, ``target_ids``, ``init_regions``,
``schemes``, ``monitor_on``, ``kdamond_pid``, ``mk_contexts`` and
``rm_contexts`` under its debugfs directory, ``<debugfs>/damon/``.
DAMON exports nine files, ``DEPRECATED``, ``attrs``, ``target_ids``,
``init_regions``, ``schemes``, ``monitor_on``, ``kdamond_pid``, ``mk_contexts``
and ``rm_contexts`` under its debugfs directory, ``<debugfs>/damon/``.


``DEPRECATED`` is a read-only file for the DAMON debugfs interface deprecation
notice.  Reading it returns the deprecation notice, as below::

    # cat DEPRECATED
    DAMON debugfs interface is deprecated, so users should move to DAMON_SYSFS. If you cannot, please report your usecase to damon@lists.linux.dev and linux-mm@kvack.org.


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