Re: xm-test domain creation delay

[Anthony Liguori <aliguori@us.ibm.com>]

Ian Pratt wrote:

> > > Right, which is why I asked if this sort of thing would be 
>  
>
>>needed in a 
>>    
>>
>>>generic sense.
>>>      
>>>
>>Yes, it would be nice for more general cases, but that of 
>>course means controlling the guest environment, and that 
>>would mean more interaction with distro-specific aspects than 
>>I personally would like to take on at the moment.
>>It's not scary when we're doing it for xm-test, because we do 
>>control that environment, but doing it for general guests is 
>>more fiddly.  However, I'm sure somebody somewhere will want 
>>to know when the guest is actually booted, as opposed to 
>>merely started, and writing to xenstore seems like a good way 
>>to go about it.
>>    
>>
>
>It's arguable that having a irtual filesystem inplemented in the kernel
>for accessing xenstore would be good.
>
2.6.14 now has FUSE which allows for virtual filesystems to be 
implemented in userspace.

Regards,

Anthony Liguori

>Ideally, it would need to support
>mkdir and creating new files which is slightly tricky. Allowing
>read/write of existing nodes should be straightforward building on sys
>or proc.
>
>Ian
>
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>