Check system dmi data
int dmi_check_system(const struct dmi_system_id * list);
list
array of dmi_system_id structures to match against All non-null elements of the list must match their slot's (field index's) data (i.e., each list string must be a substring of the specified DMI slot's string data) to be considered a successful match.
Walk the blacklist table running matching functions until someone returns non zero or we hit the end. Callback function is called for each successful match. Returns the number of matches.