[libvirt] [PATCH] Allow rbd backing stores

[Eric Blake]

On 08/08/2012 03:02 PM, Peter Feiner wrote:
> Prevents libvirt from treating RBD backing stores as files. Without this
> patch,
> creating a domain with a qcow2 overlay on an RBD would fail.

Odd line-wrapping.

> 
> This patch essentially extends 9c7c4a4fc533598e59e9a0038ec783e61a38e664,
> which allows nbd backing stores, to allow rbd backing stores.
> 
> diff --git a/src/util/storage_file.c b/src/util/storage_file.c
> index f38aa8e..101518a 100644
> --- a/src/util/storage_file.c
> +++ b/src/util/storage_file.c
> @@ -589,8 +589,8 @@ virStorageFileMatchesVersion(int format,
>  static bool
>  virBackingStoreIsFile(const char *backing)
>  {
> -    /* Backing store is a network block device */
> -    if (STRPREFIX(backing, "nbd:"))
> +    /* Backing store is a network block device or Rados block device */
> +    if (STRPREFIX(backing, "nbd:") || STRPREFIX(backing, "rbd:"))

ACK and pushed.

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

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