dmar_parse_one_rmrr 618 drivers/iommu/dmar.c .cb[ACPI_DMAR_TYPE_RESERVED_MEMORY] = &dmar_parse_one_rmrr, dmar_parse_one_rmrr 136 include/linux/dmar.h extern int dmar_parse_one_rmrr(struct acpi_dmar_header *header, void *arg);