NAME
nvme_get_telemetry_log - Get specified telemetry log
SYNOPSIS
int nvme_get_telemetry_log (int fd , bool create , bool ctrl , bool rae , size_t max_data_tx , enum nvme_telemetry_da da , struct nvme_telemetry_log **log , size_t *size );
ARGUMENTS
- fd
-
File descriptor of nvme device
- create
-
Generate new host initated telemetry capture
- ctrl
-
Get controller Initiated log
- rae
-
Retain asynchronous events
- max_data_tx
-
Set the max data transfer size to be used retrieving telemetry.
- da
-
Log page data area, valid values: enum nvme_telemetry_da.
- log
-
On success, set to the value of the allocated and retrieved log.
- size
-
Ptr to the telemetry log size, so it can be returned
DESCRIPTION
The total size allocated can be calculated as: (nvme_telemetry_log da size + 1) * NVME_LOG_TELEM_BLOCK_SIZE.
RETURN
The nvme command status if a response was received (see enum nvme_status_field) or -1 with errno set otherwise.