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-rw-r--r--include/linux/ipc.h11
1 files changed, 3 insertions, 8 deletions
diff --git a/include/linux/ipc.h b/include/linux/ipc.h
index 7c8c6d8d090c..3fd3ddd5f0d9 100644
--- a/include/linux/ipc.h
+++ b/include/linux/ipc.h
@@ -93,6 +93,7 @@ extern struct ipc_namespace init_ipc_ns;
93 93
94#ifdef CONFIG_SYSVIPC 94#ifdef CONFIG_SYSVIPC
95#define INIT_IPC_NS(ns) .ns = &init_ipc_ns, 95#define INIT_IPC_NS(ns) .ns = &init_ipc_ns,
96extern void free_ipc_ns(struct kref *kref);
96extern struct ipc_namespace *copy_ipcs(unsigned long flags, 97extern struct ipc_namespace *copy_ipcs(unsigned long flags,
97 struct ipc_namespace *ns); 98 struct ipc_namespace *ns);
98#else 99#else
@@ -104,13 +105,9 @@ static inline struct ipc_namespace *copy_ipcs(unsigned long flags,
104} 105}
105#endif 106#endif
106 107
107#ifdef CONFIG_IPC_NS
108extern void free_ipc_ns(struct kref *kref);
109#endif
110
111static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns) 108static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns)
112{ 109{
113#ifdef CONFIG_IPC_NS 110#ifdef CONFIG_SYSVIPC
114 if (ns) 111 if (ns)
115 kref_get(&ns->kref); 112 kref_get(&ns->kref);
116#endif 113#endif
@@ -119,7 +116,7 @@ static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns)
119 116
120static inline void put_ipc_ns(struct ipc_namespace *ns) 117static inline void put_ipc_ns(struct ipc_namespace *ns)
121{ 118{
122#ifdef CONFIG_IPC_NS 119#ifdef CONFIG_SYSVIPC
123 kref_put(&ns->kref, free_ipc_ns); 120 kref_put(&ns->kref, free_ipc_ns);
124#endif 121#endif
125} 122}
@@ -127,5 +124,3 @@ static inline void put_ipc_ns(struct ipc_namespace *ns)
127#endif /* __KERNEL__ */ 124#endif /* __KERNEL__ */
128 125
129#endif /* _LINUX_IPC_H */ 126#endif /* _LINUX_IPC_H */
130
131