From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wedgwood <cw@f00f.org>
Subject: Re: SEEK_HOLE and SEEK_DATA
Date: Fri, 3 Feb 2006 15:53:23 -0800
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Cc: Szakacsits Szabolcs <szaka@sienet.hu>, linux@horizon.com,
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On Fri, Feb 03, 2006 at 02:00:31PM -0800, Bryan Henderson wrote:

> But dm_probe_hole() is considerably harder to use (as a programmer)
> than SEEK_HOLE/SEEK_DATA.

It's also not in mainline nor likely to ever get merged.