proc: implement `proc_make_task_namespace'

* proc/proc.h (struct proc): Add field `p_task_namespace'.
* proc/mgt.c (S_proc_child): Propagate `p_task_namespace' to child.
(allocate_proc): Initialize `p_task_namespace'.
(namespace_terminate): New function.
(process_has_exited): Reparent children of dead tasks in the namespace
to the root process.  Terminate all tasks if the root process dies.
Reap dead tasks.
(S_mach_notify_new_task): For newly created tasks thats parent is in a
namespace, call S_proc_child and forward the `mach_notify_new_task'
message.
(S_proc_make_task_namespace): New function.

0 files changed, 0 insertions, 0 deletions