Re: [External] Re: [RFC PATCH v2 09/18] mm: vmscan: remove noinline_for_stack

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On Sat, Apr 10, 2021 at 2:31 AM Johannes Weiner <hannes@xxxxxxxxxxx> wrote:
>
> On Fri, Apr 09, 2021 at 08:29:50PM +0800, Muchun Song wrote:
> > The noinline_for_stack is introduced by commit 666356297ec4 ("vmscan:
> > set up pagevec as late as possible in shrink_inactive_list()"), its
> > purpose is to delay the allocation of pagevec as late as possible to
> > save stack memory. But the commit 2bcf88796381 ("mm: take pagevecs off
> > reclaim stack") replace pagevecs by lists of pages_to_free. So we do
> > not need noinline_for_stack, just remove it (let the compiler decide
> > whether to inline).
> >
> > Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>
>
> Good catch.
>
> Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>
>
> Since this patch is somewhat independent of the rest of the series,
> you may want to put it in the very beginning, or even submit it
> separately, to keep the main series as compact as possible. Reviewers
> can be more hesitant to get involved with larger series ;)

OK. I will gather all the cleanup patches into a separate series.
Thanks for your suggestion.




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