Re: [PATCH v7 12/12] Documentation: mm: update the admin guide for mTHP collapse

[Baolin Wang <baolin.wang@linux.alibaba.com>]

On 2025/6/9 03:50, Nico Pache wrote:
> On Sat, Jun 7, 2025 at 8:35 AM Dev Jain <dev.jain@arm.com> wrote:
>>
>>
>> On 07/06/25 6:27 pm, Nico Pache wrote:
>>> On Sat, Jun 7, 2025 at 12:45 AM Dev Jain <dev.jain@arm.com> wrote:
>>>>
>>>> On 15/05/25 8:52 am, Nico Pache wrote:
>>>>
>>>> Now that we can collapse to mTHPs lets update the admin guide to
>>>> reflect these changes and provide proper guidence on how to utilize it.
>>>>
>>>> Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
>>>> Signed-off-by: Nico Pache <npache@redhat.com>
>>>> ---
>>>>    Documentation/admin-guide/mm/transhuge.rst | 14 +++++++++++++-
>>>>    1 file changed, 13 insertions(+), 1 deletion(-)
>>>>
>>>> diff --git a/Documentation/admin-guide/mm/transhuge.rst b/Documentation/admin-guide/mm/transhuge.rst
>>>> index dff8d5985f0f..5c63fe51b3ad 100644
>>>> --- a/Documentation/admin-guide/mm/transhuge.rst
>>>> +++ b/Documentation/admin-guide/mm/transhuge.rst
>>>>
>>>>
>>>> We need to modify/remove the following paragraph:
>>>>
>>>> khugepaged currently only searches for opportunities to collapse to
>>>> PMD-sized THP and no attempt is made to collapse to other THP
>>>> sizes.
>>> On this version this is currently still true, but once I add Baolin's
>>> patch it will not be true. Thanks for the reminder :)
>>
>> You referenced Baolin's patch in the other email too, can you send the link,
>> or the patch?
> 
> He didn't send it to the mailing list, but rather off chain to all the
> recipients of this series. You should have it in your email look for
> 
> Subject: "mm: khugepaged: allow khugepaged to check all anonymous mTHP
> orders" and "mm: khugepaged: kick khugepaged for enabling
> none-PMD-sized mTHPs"

You can find them at the following link:
https://lore.kernel.org/all/ac9ed6d71b439611f9c94b3506a8ce975d4636e9.1748435162.git.baolin.wang@linux.alibaba.com/