Extern or forward variable declaration at include/linux/ipc_namespace.h, line 11 References: include/linux/ipc_namespace.h, line 11 include/linux/ipc_namespace.h, line 60 include/linux/ipc_namespace.h, line 117 include/linux/ipc_namespace.h, line 129 ipc/mqueue.c, line 77 ipc/msg.c, line 1015 ipc/namespace.c, line 19 ipc/namespace.c, line 55 ipc/sem.c, line 2159 ipc/shm.c, line 1333 kernel/nsproxy.c, line 60 kernel/nsproxy.c, line 127 kernel/nsproxy.c, line 179