NVME_NS_ANA_PENDING
set_bit(NVME_NS_ANA_PENDING, &ns->flags);
set_bit(NVME_NS_ANA_PENDING, &ns->flags);
if (test_bit(NVME_NS_ANA_PENDING, &ns->flags) ||
clear_bit(NVME_NS_ANA_PENDING, &ns->flags);