Any objections to this patch?
>From cfecafff4d4b1bb0f8fd49eb8e19384b34a7dc22 Mon Sep 17 00:00:00 2001
From: Serge E. Hallyn <serue@xxxxxxxxxx>
Date: Mon, 2 Mar 2009 16:40:18 -0800
Subject: [PATCH 1/1] ipc namespace: initialize init_ipc_ns.count to 1
That's one count for the init task. Nothing else pins an
ipc ns (i.e. not ipcns->mq_mnt). The only references to
init_ipc_ns are the sysctl .data calculations, which should
remain safe.
Signed-off-by: Serge E. Hallyn <serue@xxxxxxxxxx>
---
ipc/msgutil.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/ipc/msgutil.c b/ipc/msgutil.c
index e5d6da1..f095ee2 100644
--- a/ipc/msgutil.c
+++ b/ipc/msgutil.c
@@ -26,8 +26,7 @@ DEFINE_SPINLOCK(mq_lock);
* and not CONFIG_IPC_NS.
*/
struct ipc_namespace init_ipc_ns = {
- /* It's not for this patch to change, but should this be 1? */
- .count = ATOMIC_INIT(2),
+ .count = ATOMIC_INIT(1),
#ifdef CONFIG_POSIX_MQUEUE
.mq_queues_max = DFLT_QUEUESMAX,
.mq_msg_max = DFLT_MSGMAX,
--
1.5.4.3
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