Messages in this thread | | | Subject | Re: RFC [patch 13/34] PID Virtualization Define new task_pid api | From | (Eric W. Biederman) | Date | Thu, 02 Feb 2006 07:09:27 -0700 |
| |
Greg <gkurz@fr.ibm.com> writes:
>> Well that assertion will fail. >> At that point getppid() will return 0, and getpid() will return 1. >> >> Processes getting confused is their own problem. >> > > This flavour of clone should be used with great care then since it breaks the > usual unix process semantics. :)
Do you know of a flavor of clone (besides fork) that doesn't share that property?
For the most part I am not breaking the usual process semantics I work very hard to preserve it but simply which pids you see are different. Which what would be expected.
>> Now there will be a pid that the parent sees that will not be 0. >> And that is what the parent will see in the context of wait. >> >> In my code I introduced a wid (wait id) for that purpose. >> > > Is it possible to see the code ?
git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/linux-2.6-ns.git/
The tree is still at the proof of concept level but it does come fairly close to what has been discussed.
Eric - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |