linux-kernel - Re: [PATCH v4 1/9] mm: aggregate workingset information into histograms

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Message-ID: <CAJj2-QEq5xj7JHNS_QaxWXq0e2KDMX2OSw5rGfYeGC4+X9gx8w@mail.gmail.com>
Date: Wed, 27 Nov 2024 09:47:22 -0800
From: Yuanchu Xie <yuanchu@...gle.com>
To: Matthew Wilcox <willy@...radead.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>, David Hildenbrand <david@...hat.com>, 
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>, Khalid Aziz <khalid.aziz@...cle.com>, 
	Henry Huang <henry.hj@...group.com>, Yu Zhao <yuzhao@...gle.com>, 
	Dan Williams <dan.j.williams@...el.com>, Gregory Price <gregory.price@...verge.com>, 
	Huang Ying <ying.huang@...el.com>, Lance Yang <ioworker0@...il.com>, 
	Randy Dunlap <rdunlap@...radead.org>, Muhammad Usama Anjum <usama.anjum@...labora.com>, 
	Tejun Heo <tj@...nel.org>, Johannes Weiner <hannes@...xchg.org>, Michal Koutný <mkoutny@...e.com>, 
	Jonathan Corbet <corbet@....net>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	"Rafael J. Wysocki" <rafael@...nel.org>, "Michael S. Tsirkin" <mst@...hat.com>, Jason Wang <jasowang@...hat.com>, 
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, Eugenio Pérez <eperezma@...hat.com>, 
	Michal Hocko <mhocko@...nel.org>, Roman Gushchin <roman.gushchin@...ux.dev>, 
	Shakeel Butt <shakeel.butt@...ux.dev>, Muchun Song <muchun.song@...ux.dev>, 
	Mike Rapoport <rppt@...nel.org>, Shuah Khan <shuah@...nel.org>, 
	Christian Brauner <brauner@...nel.org>, Daniel Watson <ozzloy@...h.do>, cgroups@...r.kernel.org, 
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	virtualization@...ts.linux.dev, linux-mm@...ck.org, 
	linux-kselftest@...r.kernel.org
Subject: Re: [PATCH v4 1/9] mm: aggregate workingset information into histograms

On Tue, Nov 26, 2024 at 8:22 PM Matthew Wilcox <willy@...radead.org> wrote:
>
> On Tue, Nov 26, 2024 at 06:57:20PM -0800, Yuanchu Xie wrote:
> > diff --git a/mm/internal.h b/mm/internal.h
> > index 64c2eb0b160e..bbd3c1501bac 100644
> > --- a/mm/internal.h
> > +++ b/mm/internal.h
> > @@ -470,9 +470,14 @@ extern unsigned long highest_memmap_pfn;
> >  /*
> >   * in mm/vmscan.c:
> >   */
> > +struct scan_control;
> > +bool isolate_lru_page(struct page *page);
>
> Is this a mismerge?  It doesn't exist any more.
Yes this is a mismerge. I'll fix it in the next version.