362 	if (mem_cgroup_is_root(memcg))  in memcg_free_shrinker_maps()
379 	if (mem_cgroup_is_root(memcg))  in memcg_alloc_shrinker_maps()
413 		if (mem_cgroup_is_root(memcg))  in memcg_expand_shrinker_maps()
428 	if (shrinker_id >= 0 && memcg && !mem_cgroup_is_root(memcg)) {  in memcg_set_shrinker_bit()
2158 	if (mem_cgroup_is_root(memcg))  in try_charge()
2320 	if (mem_cgroup_is_root(memcg))  in cancel_charge()
2622 	if (!mem_cgroup_is_root(memcg)) {  in memcg_kmem_charge()
2643 	VM_BUG_ON_PAGE(mem_cgroup_is_root(memcg), page);  in memcg_kmem_uncharge()
2915 	if (mem_cgroup_is_root(memcg))  in mem_cgroup_force_empty_write()
2991 	if (mem_cgroup_is_root(memcg)) {  in mem_cgroup_usage()
3226 		if (mem_cgroup_is_root(memcg)) { /* Can't set limit on root */  in mem_cgroup_write()
5051 		if (!mem_cgroup_is_root(mc.from))  in __mem_cgroup_clear_mc()
5060 		if (!mem_cgroup_is_root(mc.to))  in __mem_cgroup_clear_mc()
6033 	if (!mem_cgroup_is_root(ug->memcg)) {  in uncharge_batch()
6052 	if (!mem_cgroup_is_root(ug->memcg))  in uncharge_batch()
6438 	if (!mem_cgroup_is_root(memcg))  in mem_cgroup_swapout()
6442 		if (!mem_cgroup_is_root(swap_memcg))  in mem_cgroup_swapout()
6458 	if (!mem_cgroup_is_root(memcg))  in mem_cgroup_swapout()
6494 	if (!mem_cgroup_is_root(memcg) &&  in mem_cgroup_try_charge_swap()
6529 		if (!mem_cgroup_is_root(memcg)) {  in mem_cgroup_uncharge_swap()