Messages in this thread | | | Date | Tue, 30 Aug 2011 21:43:41 -0700 | From | Sunil Mushran <> | Subject | Re: [PATCH] xfstests 255: add a seek_data/seek_hole tester |
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On 8/30/2011 8:29 PM, Dave Chinner wrote: > And that's -exactly- the ambiguous, vague definition that has raised > all these questions in the first place. I was in doubt about whether > unwritten extents can be considered a hole, and by your definition > that means it should be data. But Andreas seems to be in no doubt it > should be considered a hole.
Fair enough. Let me rephrase.
Data: A range in a file when read could return something other than nulls.
Hole: A range in a file when read only returns nulls.
Considering preallocated extents only return null, they should be considered holes.
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