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authorTejun Heo <tj@kernel.org>2015-10-15 16:41:49 -0400
committerTejun Heo <tj@kernel.org>2015-10-15 16:41:49 -0400
commitb309e5b743a999cdb34a3989d1800c608e656c2b (patch)
tree6e58d0dbaeae526b5b7fdd3e7d9c41225b0aef2f /kernel/cgroup.c
parenta3e72739b7a7ea225dd11c4096f97123f6427d87 (diff)
cgroup: remove an unused parameter from cgroup_task_migrate()
cgroup_task_migrate() no longer uses @old_cgrp. Remove it. Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/cgroup.c')
-rw-r--r--kernel/cgroup.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index ae23814b0c6e..49f30f1b7e0a 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -2235,14 +2235,12 @@ struct task_struct *cgroup_taskset_next(struct cgroup_taskset *tset)
/**
* cgroup_task_migrate - move a task from one cgroup to another.
- * @old_cgrp: the cgroup @tsk is being migrated from
* @tsk: the task being migrated
* @new_cset: the new css_set @tsk is being attached to
*
* Must be called with cgroup_mutex, threadgroup and css_set_rwsem locked.
*/
-static void cgroup_task_migrate(struct cgroup *old_cgrp,
- struct task_struct *tsk,
+static void cgroup_task_migrate(struct task_struct *tsk,
struct css_set *new_cset)
{
struct css_set *old_cset;
@@ -2311,8 +2309,7 @@ static int cgroup_taskset_migrate(struct cgroup_taskset *tset,
down_write(&css_set_rwsem);
list_for_each_entry(cset, &tset->src_csets, mg_node) {
list_for_each_entry_safe(task, tmp_task, &cset->mg_tasks, cg_list)
- cgroup_task_migrate(cset->mg_src_cgrp, task,
- cset->mg_dst_cset);
+ cgroup_task_migrate(task, cset->mg_dst_cset);
}
up_write(&css_set_rwsem);