nvme_admin_passthru642
Submit a 64-bit nvme passthrough command
Usage
int nvme_admin_passthru64
(int
fd
,
__u8
opcode
,
__u8
flags
,
__u16
rsvd
,
__u32
nsid
,
__u32
cdw2
,
__u32
cdw3
,
__u32
cdw10
,
__u32
cdw11
,
__u32
cdw12
,
__u32
cdw13
,
__u32
cdw14
,
__u32
cdw15
,
__u32
data_len
,
void
*data
,
__u32
metadata_len
,
void
*metadata
,
__u32
timeout_ms
,
__u64
*result
);
Arguments
- fd
-
File descriptor of nvme device
- opcode
-
The nvme io command to send
- flags
-
NVMe command flags (not used)
- rsvd
-
Reserved for future use
- nsid
-
Namespace identifier
- cdw2
-
Command dword 2
- cdw3
-
Command dword 3
- cdw10
-
Command dword 10
- cdw11
-
Command dword 11
- cdw12
-
Command dword 12
- cdw13
-
Command dword 13
- cdw14
-
Command dword 14
- cdw15
-
Command dword 15
- data_len
-
Length of the data transferred in this command in bytes
- data
-
Pointer to user address of the data buffer
- metadata_len
-
Length of metadata transferred in this command
- metadata
-
Pointer to user address of the metadata buffer
- timeout_ms
-
How long the kernel waits for the command to complete
- result
-
Optional field to return the result from the CQE dword 0
Overview
Parameterized form of nvme_submit_admin_passthru64. This sets up and submits a struct nvme_passthru_cmd64.
Known values for opcode are defined in enum nvme_admin_opcode.
Return
The nvme command status if a response was received (see enum nvme_status_field) or -1 with errno set otherwise.
History
- Debian 13 (Trixie): the text shown here
- Debian 12 (Bookworm)