Re: [Qemu-devel] Live migration - exec: support to be reintroduced?

[Avi Kivity <avi@redhat.com>]

Anthony Liguori wrote:
>
> I think the monitor interface could use improvement.  I think it would 
> look better as:
>
> (qemu) receivefd /path/to/unix/socket
> /* waits until it receives an fd on /path/to/unix/socket */
> fd=10
> (qemu) closefd 10
>
> Then all of the existing uses of fd= can be preserved.
>

Ouch, my fd tags are much better as they don't require the user to read 
the fd number.

> I like the idea of using a temporary socket because you don't have to 
> rely on the monitor being on a unix socket.  This will be especially 
> useful when we can support tunneling the monitor through VNC.

I can't really see a user creating an fd and passing it to qemu through 
a unix domain socket.  This is for management apps.

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.