On Fri, Jan 14, 2011 at 11:50:01AM +0800, Osier Yang wrote:
于 2011年01月12日 23:11, John Paul Walters 写道:
>Hi,
>
>I'm trying to get a virtual serial device up and running between my host
>and virtual machine with a device name on the host. I'm using libvirt
>0.8.3 and qemu 0.13.0. The challenge that I'm running into is that I'm
>able to get a serial device, but I cannot fix it to a pre-defined device
>name. For example, I'm using the following in my VM's xml file:
>
><serial type='pty'>
><source path='/dev/pts/19' />
><target port='0' />
></serial>
>
>As I said this works, but it doesn't set the host side to /dev/pts/19.
>Is there any way to do this?
I could reproduce it, trying to find out why.
When using type='type', the source path is an output only
attribute. You can't control it yourself, it is autoassigned
by the kernel as it sees fit.
Regards,
Daniel