[PATCH] don't use REMOVE_LINKS/SET_LINKS for reparenting

There are places where kernel uses REMOVE_LINKS/SET_LINKS while changing
process's ->parent.  Use add_parent/remove_parent instead, they don't abuse
of global process list.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/kernel/exit.c b/kernel/exit.c
index df26c33037d2..5b5e8b67680e 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -238,10 +238,10 @@ static void reparent_to_init(void)
 
         ptrace_unlink(current);
         /* Reparent to init */
-        REMOVE_LINKS(current);
+        remove_parent(current);
         current->parent = child_reaper;
         current->real_parent = child_reaper;
-        SET_LINKS(current);
+        add_parent(current);
 
         /* Set the exit signal to SIGCHLD so we signal init on exit */
         current->exit_signal = SIGCHLD;