NAME¶

nvme_get_features_data - Helper function for @nvme_get_features()

SYNOPSIS¶

int nvme_get_features_data (int fd , enum nvme_features_id fid , __u32 nsid , __u32 data_len , void *data , __u32 *result );

ARGUMENTS¶

fd

File descriptor of nvme device

fid

Feature identifier

nsid

Namespace ID, if applicable

data_len

Length of feature data, if applicable, in bytes

data

User address of feature data, if applicable

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.