linux-kernel - Re: [PATCH RESEND] mm/pagewalk: split walk_page_range

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Message-ID: <aEA7kW-D35lDzN2K@localhost.localdomain>
Date: Wed, 4 Jun 2025 14:26:57 +0200
From: Oscar Salvador <osalvador@...e.de>
To: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
Cc: Mike Rapoport <rppt@...nel.org>, David Hildenbrand <david@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Barry Song <baohua@...nel.org>,
	"Liam R . Howlett" <Liam.Howlett@...cle.com>,
	Vlastimil Babka <vbabka@...e.cz>,
	Suren Baghdasaryan <surenb@...gle.com>,
	Michal Hocko <mhocko@...e.com>, Muchun Song <muchun.song@...ux.dev>,
	Huacai Chen <chenhuacai@...nel.org>,
	WANG Xuerui <kernel@...0n.name>, Jonas Bonn <jonas@...thpole.se>,
	Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>,
	Stafford Horne <shorne@...il.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>, Alexandre Ghiti <alex@...ti.fr>,
	Jann Horn <jannh@...gle.com>, loongarch@...ts.linux.dev,
	linux-kernel@...r.kernel.org, linux-openrisc@...r.kernel.org,
	linux-riscv@...ts.infradead.org, linux-mm@...ck.org
Subject: Re: [PATCH RESEND] mm/pagewalk: split walk_page_range_novma() into
 kernel/user parts

On Wed, Jun 04, 2025 at 10:09:05AM +0100, Lorenzo Stoakes wrote:
> Nice idea to move to mm/internal.h also :) I like this...
> 
> Will fixup on respin

Dumb question but IIUC, walk_page_range_novma() will only be used by
ptdump from now on, so why not stick it into mm/ptdump.c, which is where
the only user of it lives?

-- 
Oscar Salvador
SUSE Labs