pid namespaces: remove the struct pid unneeded fields

Since we've switched from using pid->nr to pid->upids->nr some
fields on struct pid are no longer needed

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Sukadev Bhattiprolu <sukadev@us.ibm.com>
Cc: Paul Menage <menage@google.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/kernel/pid.c b/kernel/pid.c
index 73a60e265f52..bed9e7f80a50 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -263,7 +263,6 @@ struct pid *alloc_pid(struct pid_namespace *ns)
 
         get_pid_ns(ns);
         pid->level = ns->level;
-        pid->nr = pid->numbers[0].nr;
         atomic_set(&pid->count, 1);
         for (type = 0; type < PIDTYPE_MAX; ++type)
                 INIT_HLIST_HEAD(&pid->tasks[type]);