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Re: [Qemu-devel] [Qemu-block] Dynamic reconfiguration


From: Wen Congyang
Subject: Re: [Qemu-devel] [Qemu-block] Dynamic reconfiguration
Date: Mon, 26 Oct 2015 15:25:55 +0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0

On 10/26/2015 03:24 PM, Markus Armbruster wrote:
> Wen Congyang <address@hidden> writes:
> 
>> On 10/21/2015 04:27 PM, Markus Armbruster wrote:
> [...]
>>> Can we phrase the operation differently?  Instead of "insert between A
>>> and B (silently replacing everything that is now between A and B)",
>>> say one of
>>>
>>> 1a. Replace node A by A <- blkdebug
>>>
>>> 1b. Replace node B by blkdebug <- B
>>>
>>> 2a. Replace edge A <- B by <- blkdebug <-
>>>     Impossible in the current state, because there is no such edge.
>>
>> What does 'edge' mean?
> 
> It's graph terminology: the BB and BDS serve as the graph's nodes
> (a.k.a. vertices), and the pointers connecting them serve as the graph's
> edges.

Thanks

Wen Congyang

> 
> [...]
> .
> 




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