tree e2838a4e50defffc9e148aaa63ed397da5302e1a
parent 29216ed14f0bae35d1d9bb114a1aee7ee6837670
author Kevin Wolf <kwolf@redhat.com> 1284735729 +0200
committer Kevin Wolf <kwolf@redhat.com> 1285076382 +0200

qcow2: Get rid of additional sync on COW

We always have a sync for the refcount update when a new cluster is
allocated. If we move this past the COW, we can save an additional sync.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>