Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / include / linux / memcontrol.h

diff --git a/kernel/include/linux/memcontrol.h b/kernel/include/linux/memcontrol.h
index cd0e241..435fd84 100644 (file)
--- a/kernel/include/linux/memcontrol.h
+++ b/kernel/include/linux/memcontrol.h
@@ -174,6 +174,11 @@ struct mem_cgroup_thresholds {
        struct mem_cgroup_threshold_ary *spare;
 };
 
+struct mem_cgroup_id {
+       int id;
+       atomic_t ref;
+};
+
 /*
  * The memory controller data structure. The memory controller controls both
  * page cache and RSS per cgroup. We would eventually like to provide
@@ -183,6 +188,9 @@ struct mem_cgroup_thresholds {
 struct mem_cgroup {
        struct cgroup_subsys_state css;
 
+       /* Private memcg ID. Used to ID objects that outlive the cgroup */
+       struct mem_cgroup_id id;
+
        /* Accounted resources */
        struct page_counter memory;
        struct page_counter memsw;