nvme_directive_send_args(2)

libnvme(9) API Manual libnvme(9)

NAME

struct nvme_directive_send_args - Arguments for the NVMe Directive Send command

SYNOPSIS

struct nvme_directive_send_args {
__u32 *result;
void *data;
int args_size;
int fd;
__u32 timeout;
__u32 nsid;
enum nvme_directive_send_doper doper;
enum nvme_directive_dtype dtype;
__u32 cdw12;
__u32 data_len;
__u16 dspec;
};

Members

result
If successful, the CQE dword0 value
data
Data payload to be send
args_size
Size of struct nvme_directive_send_args
fd
File descriptor of nvme device
timeout
Timeout in ms
nsid
Namespace ID, if applicable
doper
Directive send operation, see enum nvme_directive_send_doper
dtype
Directive type, see enum nvme_directive_dtype
cdw12
Directive specific command dword12
data_len
Length of data payload in bytes
dspec
Directive specific field
struct nvme_directive_send_args July 2026