Re: [PATCH v2 12/13] mm: Move __alloc_pages() to mm/internal.h

["Vlastimil Babka (SUSE)" <vbabka@kernel.org>]

On 6/22/26 16:30, David Hildenbrand (Arm) wrote:
> On 6/22/26 15:07, Brendan Jackman wrote:
>> On Mon Jun 22, 2026 at 12:24 PM UTC, David Hildenbrand (Arm) wrote:
>>> On 6/22/26 12:01, Brendan Jackman wrote:
>>>> It's no longer used outside of mm/.
>>>>
>>>> Since this means __alloc_pages_noprof() is no longer visible from gfp.h,
>>>> this also means moving the definition of alloc_pages_node_noprof into
>>>> the .c file.
>>>>
>>>> Signed-off-by: Brendan Jackman <jackmanb@google.com>
>>>> ---
>>>>  Documentation/admin-guide/cgroup-v1/cpusets.rst |  2 +-
>>>>  Documentation/admin-guide/mm/transhuge.rst      |  2 +-
>>>>  include/linux/gfp.h                             | 16 +---------------
>>>>  mm/internal.h                                   |  4 ++++
>>>>  mm/page_alloc.c                                 | 11 +++++++++++
>>>>  5 files changed, 18 insertions(+), 17 deletions(-)
>>>
>>> Do we want some mm/page_alloc.h , to start splitting up mm/internal.h
>> 
>> Don't see why not, if people are on board I'm happy to do that for v3.
>> 
>> (I just realised I put __alloc_pages_noprof() at the bottom of the file,
>> while it should be next to __alloc_frozen_pages etc, should fix that in
>> case we don't end up going for the separated header).
>> 
>> So what would go in the new header...
>> 
>> - All the buddy alloc/free entry points
>> - ALLOC_ flags
>> - alloc_context
>> - buddy_order*(), page_is_buddy(), find_buddy_page_pfn() and
>>   __find_buddy_pfn()
>> - post_alloc_hook(), free_pages_prepare()
>> - zone_pcp_*()
>> - find_suitable_fallback()
>> - free_area_empty()
>> 
>> Anything else? Or anything on that list that should stay in
>> mm/internal.h?
> 
> Above looks like a decent start :) Thanks!

Ack!