CGROUP_FROZEN
freezer->state |= CGROUP_FREEZING_PARENT | CGROUP_FROZEN;
while (freezer && (freezer->state & CGROUP_FROZEN)) {
freezer->state &= ~CGROUP_FROZEN;
(freezer->state & CGROUP_FROZEN))
!(child->state & CGROUP_FROZEN)) {
freezer->state |= CGROUP_FROZEN;
freezer->state &= ~CGROUP_FROZEN;
else if (strcmp(buf, freezer_state_strs(CGROUP_FROZEN)) == 0) {
if (state & CGROUP_FROZEN)