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Date:   Wed, 22 Dec 2021 22:58:12 -0800
From:   Christoph Hellwig <hch@infradead.org>
To:     "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc:     linux-fsdevel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 08/48] mm: Add folio_test_pmd_mappable()
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On Wed, Dec 08, 2021 at 04:22:16AM +0000, Matthew Wilcox (Oracle) wrote:
> Add a predicate to determine if the folio might be mapped by a PMD entry.
> If CONFIG_TRANSPARENT_HUGEPAGE is disabled, we know it can't be, even
> if it's large enough.

Looks good,

Reviewed-by: Christoph Hellwig <hch@lst.de>