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Date:   Tue, 29 Mar 2022 22:18:43 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     mpenttil@redhat.com
Cc:     linux-kernel@vger.kernel.org, linux-mm@kvack.org,
        apopple@nvidia.com, jhubbard@nvidia.com, rcampbell@nvidia.com,
        jgg@ziepe.ca, vbabka@suse.cz
Subject: Re: [PATCH v6] mm/hmm/test: use char dev with struct device to get
 device node
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References: <20220330004725.13428-1-mpenttil@redhat.com>
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Looks good:

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