Re: Process (was Re: [PATCH mm-hotfixes-unstable v18 00/14] khugepaged: add mTHP) collapse support

[SeongJae Park]

On Fri, 5 Jun 2026 17:24:25 +0200 "David Hildenbrand (Arm)" <david@xxxxxxxxxx> wrote:

> On 6/3/26 03:48, SeongJae Park wrote:
> > On Tue, 2 Jun 2026 15:16:27 +0200 "David Hildenbrand (Arm)" <david@xxxxxxxxxx> wrote:
> > 
> >> On 6/2/26 15:08, Vlastimil Babka (SUSE) wrote:
[...]
> I guess, as a first step, we'll document something similar to what TIP documents
> in that regard.

Sounds like a good plan :)

[...]
> I'm sure we'll figure out how bad one approach or the other is as we move
> forward, we can always adjust that. Conflicts will haunt us :)
> 
> But I assume, independent of what we document, we will always have people that
> submit to arbitrary trees, and it will be out job to make sense of it (or ask to
> resend).
> 
> Documentation is good, as long as people read it ...

Agreed.  Nonetheless, even when people don't read it, it helps us typing less,
since we can give them a link to the doc instead of repeatedly explaining the
details.  And thankfully some people do read it when we gie the link.  At least
a few contribution guides in DAMON maintainer entry document [1] helped me in
the way.

> 
> > 
> > mm-next maintainer's perspective might see many different things, though.  I
> > will be more than glad to be learn what I'm missing and get enlightened.
> > 
> > Anyway I think both approaches may work, and we can learn from others and
> > trying on our own.  I will be happy to help when there is something that I can
> > help. :)
> 
> That's the right spirit! :)
> 
> We'll discuss this topic in more detail as we move forward!

Fully agreed, and appreciate your effort on this!

[1] https://origin.kernel.org/doc/html/latest/mm/damon/maintainer-profile.html


Thanks,
SJ

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