Re: [Qemu-devel] Block layer meeting notes from June 10/11

[Jeff Cody]

On Fri, Jun 13, 2014 at 09:28:28PM +0800, Stefan Hajnoczi wrote:
>

<snip>

>  * Mutual exclusion of operations/background jobs (bs->in_use / BlockOpType)
>   * Streaming in two different parts of the backing chain - allowed?
> (Benoît though that not, but does anything break?)
>   * Does streaming only require that streamed images stay read-only
> (i.e. backing chain segment on which the operation is performed)
>   * Live commit in the opposite direction at the same time?
> 
> Action:
>  * Draw up matrix of operations (mirror, stream, resize, etc)
>  * Make op blocker mechanism use matrix as data instead of code
> (define an array)
>  * Enforce that new QMP/QAPI commands and block jobs add themselves to
> the matrix
>  * Recursively add blockers to child nodes (driver method?) [Benoit]
> 

Benoit, you have quite a few items on your list - would it be useful
if I worked on this?  It would dovetail nicely with the node-name
commit/stream patches.

Thanks,
Jeff