Re: [PATCH 3/4] Docs/ABI/damon: document update_tuned_intervals state command

[SJ Park <sj@kernel.org>]

On Fri, 10 Jul 2026 12:47:36 +0800 Song Hu <husong@kylinos.cn> wrote:

> The 'update_tuned_intervals' command of the 'state' file, added in
> commit 1077605396b4 ("mm/damon/sysfs: implement a command to update
> auto-tuned monitoring intervals"), is described in usage.rst but
> missing from the canonical ABI document.  Add it.

I initially thought this information is better to be only in usage document.
But, ABI doc is already describing all the inputs.  So, this looks good to me
now.

> 
> Signed-off-by: Song Hu <husong@kylinos.cn>

Reviewed-by: SJ Park <sj@kernel.org>

> ---
>  Documentation/ABI/testing/sysfs-kernel-mm-damon | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-damon b/Documentation/ABI/testing/sysfs-kernel-mm-damon
> index 03aecc07a5bd..7e8192527191 100644
> --- a/Documentation/ABI/testing/sysfs-kernel-mm-damon
> +++ b/Documentation/ABI/testing/sysfs-kernel-mm-damon
> @@ -36,7 +36,10 @@ Description:	Writing 'on' or 'off' to this file makes the kdamond starts or
>  		kdamond.  Writing 'clear_schemes_tried_regions' to the file
>  		removes contents of the 'tried_regions' directory.  Writing
>  		'update_schemes_effective_quotas' to the file updates
> -		'.../quotas/effective_bytes' files of this kdamond.
> +		'.../quotas/effective_bytes' files of this kdamond.  Writing
> +		'update_tuned_intervals' to the file updates 'sample_us' and
> +		'aggr_us' files under 'monitoring_attrs/intervals' with the
> +		auto-tuned sampling and aggregation intervals.
>  
>  What:		/sys/kernel/mm/damon/admin/kdamonds/<K>/pid
>  Date:		Mar 2022
> -- 
> 2.43.0


Thanks,
SJ