Am 26.10.2011 21:51, schrieb Eric Sunshine:
> An entry in the VDI block map will hold an offset to the actual block if
> the block is allocated, or one of two specially-interpreted values if
> not allocated. Using VirtualBox terminology, value VDI_IMAGE_BLOCK_FREE
> (0xffffffff) represents a never-allocated block (semantically arbitrary
> content).  VDI_IMAGE_BLOCK_ZERO (0xfffffffe) represents a "discarded"
> block (semantically zero-filled).  block/vdi knows only about
> VDI_IMAGE_BLOCK_FREE.  Teach it about VDI_IMAGE_BLOCK_ZERO.
> 
> Signed-off-by: Eric Sunshine <sunsh...@sunshineco.com>

Thanks, applied to the block branch.

Kevin

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