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-rw-r--r--include/linux/cgroup.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 308b10797a54..cae5831ae650 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -36,9 +36,13 @@
#define CGROUP_WEIGHT_DFL 100
#define CGROUP_WEIGHT_MAX 10000
+/* walk only threadgroup leaders */
+#define CSS_TASK_ITER_PROCS (1U << 0)
+
/* a css_task_iter should be treated as an opaque object */
struct css_task_iter {
struct cgroup_subsys *ss;
+ unsigned int flags;
struct list_head *cset_pos;
struct list_head *cset_head;
@@ -129,7 +133,7 @@ struct task_struct *cgroup_taskset_first(struct cgroup_taskset *tset,
struct task_struct *cgroup_taskset_next(struct cgroup_taskset *tset,
struct cgroup_subsys_state **dst_cssp);
-void css_task_iter_start(struct cgroup_subsys_state *css,
+void css_task_iter_start(struct cgroup_subsys_state *css, unsigned int flags,
struct css_task_iter *it);
struct task_struct *css_task_iter_next(struct css_task_iter *it);
void css_task_iter_end(struct css_task_iter *it);