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Date:   Fri, 23 Dec 2022 09:15:23 -0800
From:   Christoph Hellwig <hch@infradead.org>
To:     Tony Battersby <tonyb@cybernetics.com>
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        Keith Busch <kbusch@meta.com>, linux-mm@kvack.org,
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On Fri, Dec 23, 2022 at 12:08:54PM -0500, Tony Battersby wrote:
> I previously recommended that they should be size_t because they are
> counting the number of objects in the entire pool, which can be greater
> than 2^32.   See patch 4 "dmapool: cleanup integer types".

Oh, ok.

>   However the
> kernel test robot has complained that some of the printk format
> specifiers need to be changed to match the size_t type.

Yes, they do.