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qcow2-cluster: Expand zero clusters
authorMax Reitz <mreitz@redhat.com>
Tue, 3 Sep 2013 08:09:52 +0000 (10:09 +0200)
committerKevin Wolf <kwolf@redhat.com>
Thu, 12 Sep 2013 08:12:46 +0000 (10:12 +0200)
commit32b6444d23d0ff618d73e5b766600cd258066169
tree423a268eaa2281d71e0d7d1d75ade22e153510aatree
parente7108feaace8e02b3a4bf010448fc2744f753381commit | diff
qcow2-cluster: Expand zero clusters

Add functionality for expanding zero clusters. This is necessary for
downgrading the image version to one without zero cluster support.

For non-backed images, this function may also just discard zero clusters
instead of truly expanding them.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/qcow2-cluster.c diff | blob | history
block/qcow2-refcount.c diff | blob | history
block/qcow2.h diff | blob | history
Obsolete Upstream Qemu based repository for xen-4.5-testing