[CRIU] Re: [PATCH 2/2] tty: Add checkpoint/restore for ttys

Cyrill Gorcunov gorcunov at openvz.org
Sun Jun 17 18:26:36 EDT 2012


On Mon, Jun 18, 2012 at 02:14:42AM +0400, Andrey Wagin wrote:
> >
> > It seems someone replied to this email but it didn't hit c/r
> > mailing list? Because I don't see previous conversation here.
> 
> It's just quotation.

Don't do that ;) I've got confused, since you never did such
quotations before.

> 
> A controling terminal is a property of sessions.
> http://en.wikipedia.org/wiki/POSIX_terminal_interface#Controlling_terminals_and_process_groups

this aspect is not yet addressed in this patch, will extend

> 
> Can a child open a slave point by himself?

Yes, child can open but it need to know when this peer is available for
opening, so since the master process knows exactly when child peer is
created, it opens it and send fd to a child process which waits for fd
to arrive.

	Cyrill


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