Kevin Wolf writes:
> Currently qcow2 unnecessarily rounds up the length of the backing format
> string
> to the next multiple of 8. At the same time, the array in BlockDriverState can
> only hold 15 characters, so in effect backing formats with 9 characters or
> more
> don't work (e.g. host_dev
Currently qcow2 unnecessarily rounds up the length of the backing format string
to the next multiple of 8. At the same time, the array in BlockDriverState can
only hold 15 characters, so in effect backing formats with 9 characters or more
don't work (e.g. host_device).
Save the real string length
