On Wed, Dec 03, 2014 at 02:37:33PM +0100, Max Reitz wrote: > Add a refcount_order parameter to qcow2_create2(), use that value for > the image header and for calculating the size required for > preallocation. > > For now, always pass 4. > > This addition requires changes to the calculation of the file size for > the "full" and "falloc" preallocation modes. That in turn is a nice > opportunity to add a comment about that calculation not necessarily > being exact (and that being intentional). > > Signed-off-by: Max Reitz <mre...@redhat.com> > --- > block/qcow2.c | 46 +++++++++++++++++++++++++++++++++++----------- > 1 file changed, 35 insertions(+), 11 deletions(-)
Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>
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