linux-ext4 - Re: [PATCH v6 4/5] dax: for truncate/hole-punch, do zeroing through the driver if possible

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Message-ID: <20160510192507.GA29312@infradead.org>
Date:	Tue, 10 May 2016 12:25:07 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	Vishal Verma <vishal.l.verma@...el.com>
Cc:	linux-nvdimm@...1.01.org, linux-fsdevel@...r.kernel.org,
	linux-block@...r.kernel.org, xfs@....sgi.com,
	linux-ext4@...r.kernel.org, linux-mm@...ck.org,
	Ross Zwisler <ross.zwisler@...ux.intel.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Dave Chinner <david@...morbit.com>, Jan Kara <jack@...e.cz>,
	Jens Axboe <axboe@...com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Christoph Hellwig <hch@...radead.org>,
	Jeff Moyer <jmoyer@...hat.com>,
	Boaz Harrosh <boaz@...xistor.com>
Subject: Re: [PATCH v6 4/5] dax: for truncate/hole-punch, do zeroing through
 the driver if possible

Hi Vishal,

can you also pick up the my patch to add a low-level __dax_zero_range
that I cced you on?  That way we can avoid a nasty merge conflict with
my xfs/iomap changes.
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