[OE-core] [PATCH 1/2] wic/utils/partitionedfs.py: assemble .wic images as sparse files

[Burton, Ross]

On 9 April 2016 at 11:36, Alexander Kanevskiy <kad at kad.name> wrote:

> This might be dangerous. Even in recent version of DD (coreutils 8.25), it
> might not detect in source file mapped/unmapped blocks properly,
> (just use is_nul() function to check if block contains only zeros, instead
> of e.g. fiemap).
> Result might be so, that in output file block which must be zeros is
> actually become unmapped. And as consequence, if it might not be written to
> destination drive.
>

Agreed, I've a revert queued.

Ross
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