[patch -mm 1/5] mqueue namespace : add struct mq_namespace

Eric W. Biederman ebiederm at xmission.com
Wed Oct 3 10:03:26 PDT 2007


sukadev at us.ibm.com writes:

> Cedric Le Goater [clg at fr.ibm.com] wrote:
> | > I think you and Eric (and I) are disagreeing about those limitations.
> | > You take it for granted that a sibling pidns is off limits for signals.
> | > But the signal wasn't sent using a pid, but using a file (in SIGIO
> | > case).  So since the fs was shared, the signal should be sent.  An
> | > event happened, and the receiver wants to know about it.
> | 
> | seen that way I agree. 
> | 
> | si_code is set to SI_MESGQ, but what do we put in si_pid ? 0 ?
> | 
> | we could use the si_errno to pass extra info, like the sending process 
> | lives in a // world ...
>
> Does the receiver need to know that sender is in a // world ? 

What is a // world ?

Eric


More information about the Containers mailing list