This will later be depended upon by the scheduled cgroup writeback
support.
Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
---
include/linux/cgroup.h | 4 ++++
1 file changed, 4 insertions(+)
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -943,6 +943,8 @@ struct cgroup_subsys_state *css_tryget_o
#else /* !CONFIG_CGROUPS */
+struct cgroup_subsys_state;
+
static inline int cgroup_init_early(void) { return 0; }
static inline int cgroup_init(void) { return 0; }
static inline void cgroup_fork(struct task_struct *p) {}
@@ -955,6 +957,8 @@ static inline int cgroupstats_build(stru
return -EINVAL;
}
+static inline void css_put(struct cgroup_subsys_state *css) {}
+
/* No cgroups - nothing to do */
static inline int cgroup_attach_task_all(struct task_struct *from,
struct task_struct *t)
--
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