cgroup: remove useless argument from cgroup_exit()

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 60fd6f1f6d4e..f7f94322d312 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -4416,7 +4416,6 @@ void cgroup_post_fork(struct task_struct *child)
 /**
  * cgroup_exit - detach cgroup from exiting task
  * @tsk: pointer to task_struct of exiting process
- * @run_callback: run exit callbacks?
  *
  * Description: Detach cgroup from @tsk and release it.
  *
@@ -4433,7 +4432,7 @@ void cgroup_post_fork(struct task_struct *child)
  * init_css_set refcnting.  init_css_set never goes away and we can't race
  * with migration path - PF_EXITING is visible to migration path.
  */
-void cgroup_exit(struct task_struct *tsk, int run_callbacks)
+void cgroup_exit(struct task_struct *tsk)
 {
         struct cgroup_subsys *ss;
         struct css_set *cset;
@@ -4455,7 +4454,7 @@ void cgroup_exit(struct task_struct *tsk, int run_callbacks)
         cset = task_css_set(tsk);
         RCU_INIT_POINTER(tsk->cgroups, &init_css_set);
 
-        if (run_callbacks && need_forkexit_callback) {
+        if (need_forkexit_callback) {
                 /* see cgroup_post_fork() for details */
                 for_each_subsys(ss, i) {
                         if (ss->exit) {