nvme_set_features_write_atomic - Man Page

int nvme_set_features_write_atomic (int fd , bool dn , bool save , __u32 *result );

fd

File descriptor of nvme device

dn

Disable Normal

save

Save value across power states

result

The command completion result from CQE dword0

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