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-rw-r--r--include/linux/ipc_namespace.h2
-rw-r--r--ipc/msgutil.c2
-rw-r--r--ipc/namespace.c2
3 files changed, 0 insertions, 6 deletions
diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h
index 1eee6bcfcf76..d10e54f03c09 100644
--- a/include/linux/ipc_namespace.h
+++ b/include/linux/ipc_namespace.h
@@ -63,8 +63,6 @@ struct ipc_namespace {
};
extern struct ipc_namespace init_ipc_ns;
-extern atomic_t nr_ipc_ns;
-
extern spinlock_t mq_lock;
#ifdef CONFIG_SYSVIPC
diff --git a/ipc/msgutil.c b/ipc/msgutil.c
index ed81aafd2392..a521999de4f1 100644
--- a/ipc/msgutil.c
+++ b/ipc/msgutil.c
@@ -37,8 +37,6 @@ struct ipc_namespace init_ipc_ns = {
#endif
};
-atomic_t nr_ipc_ns = ATOMIC_INIT(1);
-
struct msg_msgseg {
struct msg_msgseg *next;
/* the next part of the message follows immediately */
diff --git a/ipc/namespace.c b/ipc/namespace.c
index 04cb07eb81f1..d87e6baa1323 100644
--- a/ipc/namespace.c
+++ b/ipc/namespace.c
@@ -43,7 +43,6 @@ static struct ipc_namespace *create_ipc_ns(struct user_namespace *user_ns,
kfree(ns);
return ERR_PTR(err);
}
- atomic_inc(&nr_ipc_ns);
sem_init_ns(ns);
msg_init_ns(ns);
@@ -96,7 +95,6 @@ static void free_ipc_ns(struct ipc_namespace *ns)
sem_exit_ns(ns);
msg_exit_ns(ns);
shm_exit_ns(ns);
- atomic_dec(&nr_ipc_ns);
put_user_ns(ns->user_ns);
ns_free_inum(&ns->ns);