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Date: Fri, 22 Oct 2021 07:55:15 +0200
From: Christoph Hellwig <hch@lst.de>
To: Adam Borowski <kilobyte@angband.pl>
Cc: Christoph Hellwig <hch@lst.de>, Dan Williams <dan.j.williams@intel.com>,
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Subject: Re: [PATCH 2/2] memremap: remove support for external pgmap
 refcounts
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On Thu, Oct 21, 2021 at 03:40:17PM +0200, Adam Borowski wrote:
> This breaks at least drivers/pci/p2pdma.c:222

Indeed.  I've updated this patch, but the fix we need to urgently
get into 5.15-rc is the first one only anyway.

nvdimm maintainers, can you please act on it ASAP?