Re: [PATCH mm-new v8 2/4] mm: khugepaged: refine scan progress number

From: Andrew Morton

Date: Wed Mar 25 2026 - 12:31:26 EST


On Wed, 25 Mar 2026 16:22:55 +0100 "David Hildenbrand (Arm)" <david@xxxxxxxxxx> wrote:

> >
> > Really larger stuff should be resent I think, esp. if there's multiple
> > fixes in the series.
> >
> > A reply with the same-patch-but-with-fix-applied would definitely be
> > useful!
>
> Right, for completeness, this is what we had in an off-list thread:
>
> "
> Not sure if that's a problem for others, but I got the feeling that this
> escalated a bit lately.
>
> I know, that we prefer fixups to sort out smaller stuff. So far so good.
> In the last time there were some series where I was seriously completely
> lost which state of the patches would go upstream, or what I should even
> review, because there were just fixups over fixups.
>
> Fixups are nice, but for someone reviewing a series, too many fixups
> (either as inline patch or even worse, as independent patches) just
> causes a mess.
>
> It also gives the impression of "this is mostly done, so don't waste
> your time reviewing it anymore." --- "just the finishing touches" ---
> "don't jump in late and cause trouble".
> "

hm OK, so what to do. We're OK with teeny -fixes but anything more
substantial we ask for a full resend and I do the heres-what-changed
reply?

I presently don't fold the -fixes until the very last moment. Could do
that much earlier if it helps anything? Possibly useful to people who
are looking at the series in the mm.git tree.