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Date: Fri, 11 Sep 2020 07:42:54 +0100
From: Christoph Hellwig <hch@infradead.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Subject: Re: [PATCH v2 9/9] iomap: Change calling convention for zeroing
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CC: linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, "Darrick J . Wong" <darrick.wong@oracle.com>, Christoph Hellwig <hch@infradead.org>, linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org, Dave Kleikamp <shaggy@kernel.org>, jfs-discussion@lists.sourceforge.net
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On Fri, Sep 11, 2020 at 12:47:07AM +0100, Matthew Wilcox (Oracle) wrote:
> Pass the full length to iomap_zero() and dax_iomap_zero(), and have
> them return how many bytes they actually handled.  This is preparatory
> work for handling THP, although it looks like DAX could actually take
> advantage of it if there's a larger contiguous area.

Looks good,

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