On Tue, Oct 15, 2019 at 05:43:40PM +0200, Christoph Hellwig wrote:
> File systems like gfs2 don't support delayed allocations or unwritten
> extents and thus allocate normal mapped blocks to fill holes.  To
> cover the case of such file systems allocating new blocks to fill holes
> also zero out mapped blocks with the new flag.
> 
> Signed-off-by: Christoph Hellwig <[email protected]>
> Reviewed-by: Darrick J. Wong <[email protected]>

Sensible.

Reviewed-by: Dave Chinner <[email protected]>


-- 
Dave Chinner
[email protected]

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