1 files changed, 7 insertions, 4 deletions

diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 90bba9e62286..c833d6f23672 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -179,11 +179,14 @@ struct cgroup {
          */
         struct list_head release_list;
 
-        /* pids_mutex protects pids_list and cached pid arrays. */
+        /* pids_mutex protects the fields below */
         struct rw_semaphore pids_mutex;
-
-        /* Linked list of struct cgroup_pids */
-        struct list_head pids_list;
+        /* Array of process ids in the cgroup */
+        pid_t *tasks_pids;
+        /* How many files are using the current tasks_pids array */
+        int pids_use_count;
+        /* Length of the current tasks_pids array */
+        int pids_length;
 
         /* For RCU-protected deletion */
         struct rcu_head rcu_head;