ND_REGION_PERSIST_MEMCTRL
set_bit(ND_REGION_PERSIST_MEMCTRL, &ndr_desc.flags);
set_bit(ND_REGION_PERSIST_MEMCTRL, &ndr_desc->flags);
set_bit(ND_REGION_PERSIST_MEMCTRL, &ndr_desc.flags);
set_bit(ND_REGION_PERSIST_MEMCTRL, &ndr_desc.flags);
else if (test_bit(ND_REGION_PERSIST_MEMCTRL, &nd_region->flags))
| BIT(ND_REGION_PERSIST_MEMCTRL))) == 0)