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Date:   Sun, 6 Feb 2022 23:50:06 -0800
From:   Christoph Hellwig <hch@infradead.org>
To:     "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc:     linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 31/75] mm: Add lru_to_folio()
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On Fri, Feb 04, 2022 at 07:58:08PM +0000, Matthew Wilcox (Oracle) wrote:
> Since page->lru occupies the same bytes as compound_head, any page
> on the LRU list must be a folio.

Any reason to not turn this into an inline function?