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Date:   Mon, 6 Mar 2023 17:37:43 +0000
From:   Matthew Wilcox <willy@infradead.org>
To:     Hannes Reinecke <hare@suse.de>
Cc:     Jens Axboe <axboe@kernel.dk>, linux-block@vger.kernel.org,
        Luis Chamberlain <mcgrof@kernel.org>,
        Keith Busch <kbusch@kernel.org>
Subject: Re: [PATCH 1/5] brd: convert to folios
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 <20230306120127.21375-2-hare@suse.de>
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On Mon, Mar 06, 2023 at 01:01:23PM +0100, Hannes Reinecke wrote:
> -	page = alloc_page(gfp | __GFP_ZERO | __GFP_HIGHMEM);
> -	if (!page)
> +	folio = folio_alloc(gfp | __GFP_ZERO, 0);
> +	if (!folio)

Did you drop HIGHMEM support on purpose?