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Date:	Tue, 19 Apr 2011 10:09:09 -0400
From:	Ted Ts'o <>
To:	Dave Chinner <>
Cc:	Yongqiang Yang <>,
	Andreas Dilger <>,
	Eric Sandeen <>, xfs-oss <>,
	"" <>,
	"" <>,
	Pádraig Brady <>,
	Markus Trippelsdorf <>
Subject: Re: Files full of zeros with coreutils-8.11 and xfs (FIEMAP

On Tue, Apr 19, 2011 at 05:45:38PM +1000, Dave Chinner wrote:
> You are *not listening*. There is no #2. FIEMAP returns the extent
> state _on disk_ at the time of the call.

Dave, you're being rather strident about your insistence about what
FIEMAP's semantics are.  Part of the problem here is that it's *not*
clear or settled.

If it really is the state _on_ _disk_, does XFS really have a DELALLOC
bit _on_ _disk_?

					- Ted
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