nvme_get_features_host_mem_buf - Get host memory buffer feature

       fd          File descriptor of nvme device

       sel         Select which type of attribute to return, see enumnvme_get_features_sel

       result      The command completion result from CQE dword0

       Deprecated:    doesn't    fetch    the    Host    Memory   Buffer   Attributes   data   structure.    Use
       nvme_get_features_host_mem_buf2 instead.

       nvme_get_features_host_mem_buf - Get host memory buffer feature

       The nvme command status if a response was received (see enumnvme_status_field)  or  -1  with  errno  set
       otherwise.

May 2025                                 nvme_get_features_host_mem_buf        nvme_get_features_host_mem_buf(2)

intnvme_get_features_host_mem_buf(intfd,enumnvme_get_features_selsel,__u32*result);