Pavel,

Should we include this in the patchset ?

Sukadev
---

From: Sukadev Bhattiprolu <[EMAIL PROTECTED]>
Subject: [PATCH] Allow signalling container-init

Only the global-init process must be special - any other container-init
process must be killable to prevent run-away processes in the system.

TODO:   Ideally we should allow killing the container-init only from
        ancestor containers and prevent it being killed from that or
        descendant containers.  But that is a more complex change and
        will be addressed by a follow-on patch. For now allow the
        container-init to be terminated by any process with sufficient
        privileges.

Signed-off-by: Sukadev Bhattiprolu <[EMAIL PROTECTED]>
---
 kernel/signal.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

Index: lx26-23-rc1-mm1/kernel/signal.c
===================================================================
--- lx26-23-rc1-mm1.orig/kernel/signal.c        2007-08-07 13:52:12.000000000 
-0700
+++ lx26-23-rc1-mm1/kernel/signal.c     2007-08-08 15:09:27.000000000 -0700
@@ -1861,11 +1861,9 @@ relock:
                        continue;
 
                /*
-                * Init of a pid space gets no signals it doesn't want from
-                * within that pid space. It can of course get signals from
-                * its parent pid space.
+                * Global init gets no signals it doesn't want.
                 */
-               if (current == task_child_reaper(current))
+               if (is_global_init(current->group_leader))
                        continue;
 
                if (sig_kernel_stop(signr)) {
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