diff options
-rw-r--r-- | include/linux/cgroup.h | 1 | ||||
-rw-r--r-- | include/linux/cgroup_refcnt.h | 6 | ||||
-rw-r--r-- | kernel/cgroup/cgroup.c | 1 |
3 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 5c9c07a44706..c8441090ca4c 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -318,6 +318,7 @@ void css_put(struct cgroup_subsys_state *css); void css_put_many(struct cgroup_subsys_state *css, unsigned int n); #else #define CGROUP_REF_FN_ATTRS static inline +#define CGROUP_REF_EXPORT(fn) #include <linux/cgroup_refcnt.h> #endif diff --git a/include/linux/cgroup_refcnt.h b/include/linux/cgroup_refcnt.h index 1aa89295dac0..2eea0a69ecfc 100644 --- a/include/linux/cgroup_refcnt.h +++ b/include/linux/cgroup_refcnt.h @@ -10,6 +10,7 @@ void css_get(struct cgroup_subsys_state *css) if (!(css->flags & CSS_NO_REF)) percpu_ref_get(&css->refcnt); } +CGROUP_REF_EXPORT(css_get) /** * css_get_many - obtain references on the specified css @@ -24,6 +25,7 @@ void css_get_many(struct cgroup_subsys_state *css, unsigned int n) if (!(css->flags & CSS_NO_REF)) percpu_ref_get_many(&css->refcnt, n); } +CGROUP_REF_EXPORT(css_get_many) /** * css_tryget - try to obtain a reference on the specified css @@ -43,6 +45,7 @@ bool css_tryget(struct cgroup_subsys_state *css) return percpu_ref_tryget(&css->refcnt); return true; } +CGROUP_REF_EXPORT(css_tryget) /** * css_tryget_online - try to obtain a reference on the specified css if online @@ -61,6 +64,7 @@ bool css_tryget_online(struct cgroup_subsys_state *css) return percpu_ref_tryget_live(&css->refcnt); return true; } +CGROUP_REF_EXPORT(css_tryget_online) /** * css_put - put a css reference @@ -74,6 +78,7 @@ void css_put(struct cgroup_subsys_state *css) if (!(css->flags & CSS_NO_REF)) percpu_ref_put(&css->refcnt); } +CGROUP_REF_EXPORT(css_put) /** * css_put_many - put css references @@ -88,3 +93,4 @@ void css_put_many(struct cgroup_subsys_state *css, unsigned int n) if (!(css->flags & CSS_NO_REF)) percpu_ref_put_many(&css->refcnt, n); } +CGROUP_REF_EXPORT(css_put_many) diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index f786c4c973a0..f2743a476190 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -250,6 +250,7 @@ static int cgroup_addrm_files(struct cgroup_subsys_state *css, #ifdef CONFIG_DEBUG_CGROUP_REF #define CGROUP_REF_FN_ATTRS noinline +#define CGROUP_REF_EXPORT(fn) EXPORT_SYMBOL_GPL(fn); #include <linux/cgroup_refcnt.h> #endif |