On Mon, 2007-10-29 at 11:59 -0600, Eric W. Biederman wrote:
> ier to read.) Also, can
> > we think of any better name for this? It seems a bit funky that:
> >
> > pid_in_pid_ns(mypid, &init_pid_ns);
> >
> > would _ever_ return 0.
>
> It can't.
>
> > So, it isn't truly a test for belonging *in* a
> > namespace, but having that namespace be the lowest level one.
>
> No. It is precisely a test for being in a namespace.
> We first check ns->level to make certain it doesn't fall out
> of the array, and then we check to see if the namespace we
> are looking for is at that level.
>
> pid->numbers[0].ns == &init_pid_ns.
Ahhh. I misparsed the:
pid->numbers[ns->level].ns == ns;
line to be checking at the pid level. You're right, it works fine as it
stands.
-- Dave
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