mm/memcontrol-v1.c:572: warning: No description found for return value of 'mem_cgroup_move_swap_account' mm/memcontrol-v1.c:764: warning: No description found for return value of 'mem_cgroup_move_account' mm/memcontrol-v1.c:2220: warning: No description found for return value of 'mem_cgroup_oom_synchronize' mm/memcontrol-v1.c:572: warning: No description found for return value of 'mem_cgroup_move_swap_account' mm/memcontrol-v1.c:764: warning: No description found for return value of 'mem_cgroup_move_account' mm/memcontrol-v1.c:2206: warning: No description found for return value of 'mem_cgroup_oom_synchronize'