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-rw-r--r--ipc/msgutil.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/ipc/msgutil.c b/ipc/msgutil.c
index c82c215693d7..f095ee268833 100644
--- a/ipc/msgutil.c
+++ b/ipc/msgutil.c
@@ -13,10 +13,29 @@
#include <linux/security.h>
#include <linux/slab.h>
#include <linux/ipc.h>
+#include <linux/ipc_namespace.h>
#include <asm/uaccess.h>
#include "util.h"
+DEFINE_SPINLOCK(mq_lock);
+
+/*
+ * The next 2 defines are here bc this is the only file
+ * compiled when either CONFIG_SYSVIPC and CONFIG_POSIX_MQUEUE
+ * and not CONFIG_IPC_NS.
+ */
+struct ipc_namespace init_ipc_ns = {
+ .count = ATOMIC_INIT(1),
+#ifdef CONFIG_POSIX_MQUEUE
+ .mq_queues_max = DFLT_QUEUESMAX,
+ .mq_msg_max = DFLT_MSGMAX,
+ .mq_msgsize_max = DFLT_MSGSIZEMAX,
+#endif
+};
+
+atomic_t nr_ipc_ns = ATOMIC_INIT(1);
+
struct msg_msgseg {
struct msg_msgseg* next;
/* the next part of the message follows immediately */