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-rw-r--r--drivers/acpi/acpica/utdelete.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/utdelete.c b/drivers/acpi/acpica/utdelete.c
index bc1710315088..96e26e70c63d 100644
--- a/drivers/acpi/acpica/utdelete.c
+++ b/drivers/acpi/acpica/utdelete.c
@@ -215,6 +215,12 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object)
ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS,
"***** Region %p\n", object));
+ /* Invalidate the region address/length via the host OS */
+
+ acpi_os_invalidate_address(object->region.space_id,
+ object->region.address,
+ (acpi_size) object->region.length);
+
second_desc = acpi_ns_get_secondary_object(object);
if (second_desc) {
/*