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Re: [libvirt] [PATCH] Do not search xenstore for disk device IDs



Daniel P. Berrange wrote:
> On Mon, Feb 22, 2010 at 02:50:07PM -0700, Jim Fehlig wrote:
>   
>> Disk devices can be referenced by name in Xen, e.g. when modifying
>> their configuration or remvoving them.  As such, don't search
>> xenstore for a device ID corresponding to the disk device.  Instead,
>> search the disks contained in the domain definition and use the
>> disk's target name if found.
>>
>> This approach allows removing a disk when domain is inactive.  We
>> obviously can't search xenstore when the domain is inactive.
>>     
>
> This sounds reasonable, but I'm wondering if old XenD support the
> lookup-based on name ?
>   

Yes, I had thought about this as well.  Guess it depends on how old we
are talking about.  It exists in Xen 3.1.x and newer.  I wonder if we
should even care about Xen 3.0.x.  The upstream tree hasn't been touched
in 3 years.

Jim


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