[libvirt] [PATCH] qemu: Reparent children when deleting a snapshot

[Eric Blake]

On 12/22/2010 01:56 PM, Matthias Bolte wrote:
> Shorten qemuDomainSnapshotWriteSnapshotMetadata function name
> and make it take a snapshot pointer instead of dealing with
> the current snapshot. Update other functions accordingly.
> 
> Add a qemuDomainSnapshotReparentChildren hash iterator to
> reparent the children of a snapshot that is being deleted. Use
> qemuDomainSnapshotWriteMetadata to write updated metadata
> to disk.
> 
> This fixes a problem where outdated parent information breaks
> the snapshot tree and hinders the deletion of child snapshots.
> 
> Reported by Philipp Hahn.
> ---
>  src/qemu/qemu_driver.c |   92 +++++++++++++++++++++++++++++++++++++-----------
>  1 files changed, 71 insertions(+), 21 deletions(-)

ACK.

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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