[libvirt] [PATCHv2 9/9] qemu: snapshot: Add support for external active snapshots on gluster

[Eric Blake]

On 01/16/2014 06:14 AM, Peter Krempa wrote:
> Add support for gluster backed images as sources for snapshots in the
> qemu driver. This will also simplify adding further network backed
> volumes as sources for snapshot in case qemu will support them.
> ---
>  docs/formatsnapshot.html.in |   4 +-
>  src/qemu/qemu_command.c     |   2 +-
>  src/qemu/qemu_command.h     |   9 ++++
>  src/qemu/qemu_driver.c      | 113 +++++++++++++++++++++++++++++++++++++++++---
>  4 files changed, 118 insertions(+), 10 deletions(-)

> 
>              Libvirt currently supports the <code>type</code> element in the qemu
> -            driver and supported values are <code>file</code> and
> -            <code>block</code> <span class="since">(since 1.2.2)</span>.
> +            driver and supported values are <code>file</code>, <code>block</code>
> +            and <code>gluster</code> <span class="since">(since 1.2.2)</span>.

Rather, type <code>network</code> with a protocol of gluster.


> +
> +    return qemuGetDriveSourceString(qemuSnapshotDiskGetActualType(disk),

qemuSnapshotDiskGetActualType(disk) is now just a fancy wrapper around
disk->type, since 4/9.  Do we even need that function, or can we just
delete it and simplify all callers?

ACK with those fixes.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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