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

[Avi Kivity]

Anthony Liguori wrote:
> > (qemu) acceptfd blah
> > receives an file descriptor from the monitor using SCM_RIGHTS and 
> > assigns it to the tag 'blah'
> > (qemu) migrate fd:blah
> > migrates to the fd denominated by the tag 'blah'
> > (qemu) closefd blah
>
> This could be generally useful for other things too (like char device 
> redirection).
>
> I'm not sure how many people would really use it though, you're 
> talking about serious unix-fu here.

While SCM_RIGHTS does not feature on prime-time television, it's hardly 
complex.  I mean, compare with tty and sessions and group leaders and 
all that goo.

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