Re: [PATCH RFC 11/14] mm: remove "horrible special case to handle copy-on-write behaviour"

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To: David Hildenbrand <david@xxxxxxxxxx>
Subject: Re: [PATCH RFC 11/14] mm: remove "horrible special case to handle copy-on-write behaviour"
From: Oscar Salvador <osalvador@xxxxxxx>
Date: Wed, 25 Jun 2025 11:02:03 +0200
Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, nvdimm@xxxxxxxxxxxxxxx, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>, Dan Williams <dan.j.williams@xxxxxxxxx>, Alistair Popple <apopple@xxxxxxxxxx>, Matthew Wilcox <willy@xxxxxxxxxxxxx>, Jan Kara <jack@xxxxxxx>, Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, Christian Brauner <brauner@xxxxxxxxxx>, Zi Yan <ziy@xxxxxxxxxx>, Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>, Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx>, "Liam R. Howlett" <Liam.Howlett@xxxxxxxxxx>, Nico Pache <npache@xxxxxxxxxx>, Ryan Roberts <ryan.roberts@xxxxxxx>, Dev Jain <dev.jain@xxxxxxx>, Barry Song <baohua@xxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, Michal Hocko <mhocko@xxxxxxxx>, Jann Horn <jannh@xxxxxxxxxx>, Pedro Falcato <pfalcato@xxxxxxx>
In-reply-to: <5f4c0a45-f219-4d95-b5d7-b4ca1bc9540b@redhat.com>

On Wed, Jun 25, 2025 at 10:47:49AM +0200, David Hildenbrand wrote:
> I'm still thinking about this patch here, and will likely send out the other
> patches first as a v1, and come back to this one later.

Patch#12 depends on this one, but Patch#13 should be ok to review
If I ignore the 'addr' parameter being dropped, right?

-- 
Oscar Salvador
SUSE Labs

Follow-Ups:
- Re: [PATCH RFC 11/14] mm: remove "horrible special case to handle copy-on-write behaviour"
  - From: David Hildenbrand

References:
- [PATCH RFC 00/14] mm: vm_normal_page*() + CoW PFNMAP improvements
  - From: David Hildenbrand
- [PATCH RFC 11/14] mm: remove "horrible special case to handle copy-on-write behaviour"
  - From: David Hildenbrand
- Re: [PATCH RFC 11/14] mm: remove "horrible special case to handle copy-on-write behaviour"
  - From: David Hildenbrand

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