[CentOS-virt] how do I access an LV on a xen dom0?

[Luke S Crawford]

Tom Diehl <tdiehl at rogueind.com> writes:

> Hi,
> 
> I have a machine running several domU's. It has an LV that is currently
> mounted on dom0, that I would like to access from one of the
> domU's. If I umount the LV and remove it from the fstab on the dom0,
> is there a way I can
> mount it in one of the domU's?

to do it live, the keywords you want are 

 xm block-attach 

but hotplug doesn't always work.  in that case you will need to put it in
the xm config file as a phy:/ device and restart the DomU.