tree d514857a9d33adb5973dc509323ea7ef803bca0c
parent 1d3afd649bc77aa14bc2741e2da6475822d41c5f
author Kevin Wolf <kwolf@redhat.com> 1354900123 +0100
committer Kevin Wolf <kwolf@redhat.com> 1355409479 +0100

qcow2: Introduce Qcow2COWRegion

This makes it easier to address the areas for which a COW must be
performed. As a nice side effect, the COW code in
qcow2_alloc_cluster_link_l2 becomes really trivial.

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