diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 4dc8cfb..1c3abae 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -472,6 +472,7 @@
 		return AE_NO_MEMORY;
 	}
 	rentry->res = win->res;
+	rentry->offset = win->offset;
 	list_add_tail(&rentry->node, c->list);
 	c->count++;
 	return AE_OK;
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index be9eaee..21dac3c 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -303,6 +303,7 @@
 struct resource_list_entry {
 	struct list_head node;
 	struct resource res;
+	resource_size_t offset;
 };
 
 void acpi_dev_free_resource_list(struct list_head *list);