[libvirt] [Qemu-devel] [PATCH v2] Add support for fd: protocol

[Avi Kivity]

On 06/20/2011 10:11 PM, Anthony Liguori wrote:
>> It would need careful explanation in the management tool author's guide,
>> yes.
>>
>> The main advantage is generality. It doesn't assume that a file format
>> has just one backing file, and doesn't require new syntax wherever a
>> file is referred to indirectly.
>
>
> FWIW, with blockdev, we need options to control this all anyway.  If 
> you go back to my QCFG proposal, the parameters would actually be 
> format specific, so if we had:
>
> -block 
> file=fd:4,format=fancypantsformat,part0=hd0-back.part1,part1=hd0-back.part2...

Yeah.  We either name the formal argument (your proposal) or the actual 
argument (mine).

-- 
error compiling committee.c: too many arguments to function