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Date: Thu, 27 Jun 2024 07:35:00 +0200
From: Christoph Hellwig <hch@lst.de>
To: Alistair Popple <apopple@nvidia.com>
Cc: dan.j.williams@intel.com, vishal.l.verma@intel.com,
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	Jason Gunthorpe <jgg@nvidia.com>
Subject: Re: [PATCH 05/13] mm: Allow compound zone device pages
Message-ID: <20240627053500.GE14837@lst.de>
References: <cover.66009f59a7fe77320d413011386c3ae5c2ee82eb.1719386613.git-series.apopple@nvidia.com> <e5caa5ac3592dfd360ca44604a5b7c8b499976e8.1719386613.git-series.apopple@nvidia.com>
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On Thu, Jun 27, 2024 at 10:54:20AM +1000, Alistair Popple wrote:
>  static struct nouveau_dmem_chunk *nouveau_page_to_chunk(struct page *page)
>  {
> -	return container_of(page->pgmap, struct nouveau_dmem_chunk, pagemap);
> +	return container_of(page_dev_pagemap(page), struct nouveau_dmem_chunk, pagemap);

Overly long line hee (and quite a few more).