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authorLi Zefan <lizefan@huawei.com>2014-03-28 15:22:19 +0800
committerTejun Heo <tj@kernel.org>2014-03-29 09:15:54 -0400
commit1ec41830e087cda1f62dda4182c2b62811eb0ffc (patch)
tree6725a2fc2b5db623573bbb7d985a4cde1c115550
parentcgroup: fix spurious lockdep warning in cgroup_exit() (diff)
downloadlinux-dev-1ec41830e087cda1f62dda4182c2b62811eb0ffc.tar.xz
linux-dev-1ec41830e087cda1f62dda4182c2b62811eb0ffc.zip
cgroup: remove useless argument from cgroup_exit()
Signed-off-by: Li Zefan <lizefan@huawei.com> Signed-off-by: Tejun Heo <tj@kernel.org>
-rw-r--r--include/linux/cgroup.h4
-rw-r--r--kernel/cgroup.c5
-rw-r--r--kernel/exit.c2
3 files changed, 5 insertions, 6 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 43d1ed30bae3..c2515851c1aa 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -33,7 +33,7 @@ extern int cgroup_init_early(void);
extern int cgroup_init(void);
extern void cgroup_fork(struct task_struct *p);
extern void cgroup_post_fork(struct task_struct *p);
-extern void cgroup_exit(struct task_struct *p, int run_callbacks);
+extern void cgroup_exit(struct task_struct *p);
extern int cgroupstats_build(struct cgroupstats *stats,
struct dentry *dentry);
@@ -843,7 +843,7 @@ 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) {}
static inline void cgroup_post_fork(struct task_struct *p) {}
-static inline void cgroup_exit(struct task_struct *p, int callbacks) {}
+static inline void cgroup_exit(struct task_struct *p) {}
static inline int cgroupstats_build(struct cgroupstats *stats,
struct dentry *dentry)
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) {
diff --git a/kernel/exit.c b/kernel/exit.c
index 1e77fc645317..6480d1c85d7a 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -797,7 +797,7 @@ void do_exit(long code)
*/
perf_event_exit_task(tsk);
- cgroup_exit(tsk, 1);
+ cgroup_exit(tsk);
if (group_dead)
disassociate_ctty(1);