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Re: [Qemu-devel] Block layer meeting notes from June 10/11
From: |
Benoît Canet |
Subject: |
Re: [Qemu-devel] Block layer meeting notes from June 10/11 |
Date: |
Fri, 13 Jun 2014 16:17:34 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
The Friday 13 Jun 2014 à 09:53:55 (-0400), Jeff Cody wrote :
> 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.
Ok as you want tell me want you want to take I'll do the rest.
Best regards
Benoît
>
> Thanks,
> Jeff
>