diff options
Diffstat (limited to 'ipc/namespace.c')
| -rw-r--r-- | ipc/namespace.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/ipc/namespace.c b/ipc/namespace.c index b54468e48e32..1a3ffd40356e 100644 --- a/ipc/namespace.c +++ b/ipc/namespace.c @@ -45,14 +45,6 @@ static struct ipc_namespace *create_ipc_ns(struct user_namespace *user_ns, msg_init_ns(ns); shm_init_ns(ns); - /* - * msgmni has already been computed for the new ipc ns. - * Thus, do the ipcns creation notification before registering that - * new ipcns in the chain. - */ - ipcns_notify(IPCNS_CREATED); - register_ipcns_notifier(ns); - ns->user_ns = get_user_ns(user_ns); return ns; @@ -99,25 +91,11 @@ void free_ipcs(struct ipc_namespace *ns, struct ipc_ids *ids, static void free_ipc_ns(struct ipc_namespace *ns) { - /* - * Unregistering the hotplug notifier at the beginning guarantees - * that the ipc namespace won't be freed while we are inside the - * callback routine. Since the blocking_notifier_chain_XXX routines - * hold a rw lock on the notifier list, unregister_ipcns_notifier() - * won't take the rw lock before blocking_notifier_call_chain() has - * released the rd lock. - */ - unregister_ipcns_notifier(ns); sem_exit_ns(ns); msg_exit_ns(ns); shm_exit_ns(ns); atomic_dec(&nr_ipc_ns); - /* - * Do the ipcns removal notification after decrementing nr_ipc_ns in - * order to have a correct value when recomputing msgmni. - */ - ipcns_notify(IPCNS_REMOVED); put_user_ns(ns->user_ns); proc_free_inum(ns->proc_inum); kfree(ns); |