acpi_madt_local_sapic
struct acpi_madt_local_sapic *processor = NULL;
processor = (struct acpi_madt_local_sapic *)header;
struct acpi_madt_local_sapic *lsapic =
container_of(entry, struct acpi_madt_local_sapic, header);
struct acpi_madt_local_sapic *p =
(struct acpi_madt_local_sapic *)header;