Kevin Wolf d9b7b05703 block: Allow references for backing files
For bs->file, using references to existing BDSes has been possible for a
while already. This patch enables the same for bs->backing.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
2015-12-18 14:34:42 +01:00
..
2015-11-11 16:25:47 +01:00
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