nvme_get_features_host_mem_buf2(9)

NAME
nvme_get_features_host_mem_buf2 - Get host memory buffer feature

SYNOPSIS
int nvme_get_features_host_mem_buf2 (int fd , enum nvme_get_features_sel sel , struct nvme_host_mem_buf_attrs *attrs , __u32 *result );

ARGUMENTS

fd  File descriptor of nvme device

sel Select which type of attribute to return, see enum nvme_get_features_sel

attrs
    Buffer for returned Host Memory Buffer Attributes

result
    The command completion result from CQE dword0

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