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Re: [Qemu-block] [Qemu-devel] [PATCH for-2.7 v2] block/qdev: Let 'drive'


From: Eric Blake
Subject: Re: [Qemu-block] [Qemu-devel] [PATCH for-2.7 v2] block/qdev: Let 'drive' property fall back to node name
Date: Thu, 4 Aug 2016 09:54:14 -0600
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0

On 08/04/2016 06:09 AM, Kevin Wolf wrote:
> If a qdev block device is created with an anonymous BlockBackend (i.e.
> a node name rather than a BB name was given for the drive property),
> qdev used to return an empty string when the property was read. This
> patch fixes it to return the node name instead.
> 
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
> v2:
> - Check whether the BB has even a BDS inserted. Fixes a segfault with
>   empty anonymous BlockBackends.
> 

Reviewed-by: Eric Blake <address@hidden>

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

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