NVMF_TREQ_NOT_REQUIRED   56 include/linux/nvme.h 	NVMF_TREQ_NOT_REQUIRED	= 2,		/* Not Required */
NVMF_TREQ_NOT_REQUIRED   58 include/linux/nvme.h 	(NVMF_TREQ_REQUIRED | NVMF_TREQ_NOT_REQUIRED)