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

[Dev Jain <dev.jain@arm.com>]

On 09/06/25 8:36 am, Baolin Wang wrote:
>
>
> 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/ 
>


Thanks! Looks quite similar to my approach.