From 3ac88a41ff747b8c2f290f86b5243b2f8fce2cc0 Mon Sep 17 00:00:00 2001
From: Kirill Korotaev
Date: Thu, 18 Oct 2007 23:40:56 -0700
Subject: virtualization of sysv msg queues is incomplete

Virtualization of sysv msg queues is incomplete: msg_hdrs and msg_bytes
variables visible from userspace are global.  Let's make them
per-namespace.

Signed-off-by: Alexey Kuznetsov <alexey@openvz.org>
Signed-off-by: Kirill Korotaev <dev@openvz.org>
Cc: Pierre Peiffer <pierre.peiffer@bull.net>
Cc: Nadia Derbey <Nadia.Derbey@bull.net>
Cc: Serge Hallyn <serue@us.ibm.com>
Acked-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 include/linux/ipc.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include')

diff --git a/include/linux/ipc.h b/include/linux/ipc.h
index 96988d1460da..408696ea5189 100644
--- a/include/linux/ipc.h
+++ b/include/linux/ipc.h
@@ -111,6 +111,8 @@ struct ipc_namespace {
 	int		msg_ctlmax;
 	int		msg_ctlmnb;
 	int		msg_ctlmni;
+	atomic_t	msg_bytes;
+	atomic_t	msg_hdrs;
 
 	size_t		shm_ctlmax;
 	size_t		shm_ctlall;
-- 
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