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Date: Wed, 24 Nov 2021 07:52:28 +0100
From: Christoph Hellwig <hch@lst.de>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>, Dan Williams <dan.j.williams@intel.com>,
	Mike Snitzer <snitzer@redhat.com>, Ira Weiny <ira.weiny@intel.com>,
	dm-devel@redhat.com, linux-xfs@vger.kernel.org,
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	linux-fsdevel@vger.kernel.org, linux-erofs@lists.ozlabs.org,
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	virtualization@lists.linux-foundation.org
Subject: Re: [PATCH 18/29] fsdax: decouple zeroing from the iomap buffered
 I/O code
Message-ID: <20211124065228.GC7075@lst.de>
References: <20211109083309.584081-1-hch@lst.de> <20211109083309.584081-19-hch@lst.de> <20211123225315.GM266024@magnolia>
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User-Agent: Mutt/1.5.17 (2007-11-01)

On Tue, Nov 23, 2021 at 02:53:15PM -0800, Darrick J. Wong wrote:
> > -s64 dax_iomap_zero(loff_t pos, u64 length, struct iomap *iomap)
> > +static loff_t dax_zero_iter(struct iomap_iter *iter, bool *did_zero)
> 
> Shouldn't this return value remain s64 to match iomap_iter.processed?

I'll switch it over.  Given that loff_t is always the same as s64
it shouldn't really matter.

(same for the others)