diff options
Diffstat (limited to 'include/linux/time_namespace.h')
| -rw-r--r-- | include/linux/time_namespace.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/time_namespace.h b/include/linux/time_namespace.h index b6e36525e0be..c514d0e5a45c 100644 --- a/include/linux/time_namespace.h +++ b/include/linux/time_namespace.h @@ -33,13 +33,18 @@ struct time_namespace { extern struct time_namespace init_time_ns; #ifdef CONFIG_TIME_NS +static inline struct time_namespace *to_time_ns(struct ns_common *ns) +{ + return container_of(ns, struct time_namespace, ns); +} +void __init time_ns_init(void); extern int vdso_join_timens(struct task_struct *task, struct time_namespace *ns); extern void timens_commit(struct task_struct *tsk, struct time_namespace *ns); static inline struct time_namespace *get_time_ns(struct time_namespace *ns) { - refcount_inc(&ns->ns.count); + ns_ref_inc(ns); return ns; } @@ -52,7 +57,7 @@ struct page *find_timens_vvar_page(struct vm_area_struct *vma); static inline void put_time_ns(struct time_namespace *ns) { - if (refcount_dec_and_test(&ns->ns.count)) + if (ns_ref_put(ns)) free_time_ns(ns); } @@ -108,6 +113,10 @@ static inline ktime_t timens_ktime_to_host(clockid_t clockid, ktime_t tim) } #else +static inline void __init time_ns_init(void) +{ +} + static inline int vdso_join_timens(struct task_struct *task, struct time_namespace *ns) { |