int nvme_get_features_host_id (int fd , enum nvme_get_features_sel sel , bool exhid , __u32 len , __u8 *hostid );
File descriptor of nvme device
Select which type of attribute to return, see enum nvme_get_features_sel
Enable Extended Host Identifier
Length of hostid
Buffer for returned host ID
The nvme command status if a response was received (see enum nvme_status_field) or -1 with errno set otherwise.