linux-kernel - Re: [PATCH v5 7/8] Docs/admin-guide/mm/damon/usage: add missing actions

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Date: Thu, 13 Jun 2024 07:03:19 -0700
From: SeongJae Park <sj@...nel.org>
To: Honggyu Kim <honggyu.kim@...com>
Cc: SeongJae Park <sj@...nel.org>,
	damon@...ts.linux.dev,
	Andrew Morton <akpm@...ux-foundation.org>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Gregory Price <gregory.price@...verge.com>,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	42.hyeyoo@...il.com,
	art.jeongseob@...il.com,
	kernel_team@...ynix.com
Subject: Re: [PATCH v5 7/8] Docs/admin-guide/mm/damon/usage: add missing actions

Hi Honggyu,

On Thu, 13 Jun 2024 22:20:54 +0900 Honggyu Kim <honggyu.kim@...com> wrote:

> "lru_prio" and "lru_deprio" are missing in the damos action list so they
> have to be added properly at damon usage document.
> 
> Signed-off-by: Honggyu Kim <honggyu.kim@...com>
> ---
>  Documentation/admin-guide/mm/damon/usage.rst | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/admin-guide/mm/damon/usage.rst b/Documentation/admin-guide/mm/damon/usage.rst
> index e58ceb89ea2a..7bff54963975 100644
> --- a/Documentation/admin-guide/mm/damon/usage.rst
> +++ b/Documentation/admin-guide/mm/damon/usage.rst
> @@ -757,7 +757,9 @@ list on :ref:`design doc <damon_design_damos_action>`.
>   - 2: ``pageout``
>   - 3: ``hugepage``
>   - 4: ``nohugepage``
> - - 5: ``stat``
> + - 5: ``lru_prio``
> + - 6: ``lru_deprio``
> + - 7: ``stat``

This section is for DAMON debugfs interface, which is deprecated.  After the
deprecation, we stopped supporting new DAMOS actions.  This section is not
documenting lru_[de]prio for the reason.  I think this patch is not needed.

Please let me know if I'm missing something, though.


Thanks,
SJ

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