Re: [PATCH v12 4/4] mm/page_owner: document page_owner filter

From: Zi Yan

Date: Tue Jul 07 2026 - 12:17:29 EST


On 7 Jul 2026, at 7:54, Zhen Ni wrote:

> Add documentation for the page_owner_filter userspace tool and
> kernel-level filtering features.
>
> Signed-off-by: Zhen Ni <zhen.ni@xxxxxxxxxxxx>
> ---
> Changes in v12:
> - No changes
>
> Changes in v11:
> - No changes
>
> Changes in v10:
> - No changes
>
> Changes in v9:
> - No changes
>
> Changes in v8:
> - Fix Sphinx double colon warning
>
> Changes in v7:
> - document for per-file-descriptor implementation
>
> Changes in v6:
> - No code changes
>
> Changes in v5:
> - No code changes
>
> Changes in v4:
> - Update print_mode documentation to reflect string-based interface
> * Change from "0/1" to "full_stack"/"stack_handle"
> * Add bracket notation example: "[full_stack] stack_handle"
> - Update NUMA filter documentation
> * Remove "-1" example
> * Add empty string as clear method
> - Fix indentation: use tabs instead of spaces in code examples
>
> Changes in v3:
> - New patch to document filter features as requested by Andrew Morton
>
> v11: https://lore.kernel.org/linux-mm/20260625043101.338794-5-zhen.ni@xxxxxxxxxxxx/
> v10: https://lore.kernel.org/linux-mm/20260618035750.3724613-5-zhen.ni@xxxxxxxxxxxx/
> v9: https://lore.kernel.org/linux-mm/20260525081652.2210206-5-zhen.ni@xxxxxxxxxxxx/
> v8: https://lore.kernel.org/linux-mm/20260520075641.1931080-5-zhen.ni@xxxxxxxxxxxx/
> v7: https://lore.kernel.org/linux-mm/20260515091942.1535677-5-zhen.ni@xxxxxxxxxxxx/
> v6: https://lore.kernel.org/linux-mm/20260511033017.747781-4-zhen.ni@xxxxxxxxxxxx/
> v5: https://lore.kernel.org/linux-mm/20260507064643.179187-4-zhen.ni@xxxxxxxxxxxx/
> v4: https://lore.kernel.org/linux-mm/20260430163247.13628-4-zhen.ni@xxxxxxxxxxxx/
> v3: https://lore.kernel.org/linux-mm/20260428071112.1420380-5-zhen.ni@xxxxxxxxxxxx/
> ---
> Documentation/mm/page_owner.rst | 77 ++++++++++++++++++++++++++++++++-
> 1 file changed, 75 insertions(+), 2 deletions(-)
>

Acked-by: Zi Yan <ziy@xxxxxxxxxx>


Best Regards,
Yan, Zi