Re: [Xen-devel] xl block-attach vs block-detach

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2012-03-02 at 08:14 +0000, Jan Beulich wrote:
> >>> On 02.03.12 at 09:05, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> > On Fri, 2012-03-02 at 07:40 +0000, Jan Beulich wrote:
> >> And if using blkback, why not (as in xend) via loop devices?
> > 
> > Support for block device script= in xl/libxl is on the 4.2 blocker list,
> 
> Ah, that's good to know. (However, you mentioning script= makes me
> assume that one would have to specify this among the block-attach
> options, which again wouldn't be a drop-in replacement of how xm
> worked in this regard.)

We could make a decision about the default script to run based on the
type of the device and the selected backend.

> > this feature would re-enable the loop+blkback case -- I think this would
> > be a better option than blktap* or qdisk once it becomes available.
> 
> Jan
> 



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