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-rw-r--r--drivers/acpi/executer/exprep.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/acpi/executer/exprep.c b/drivers/acpi/executer/exprep.c
index efe5d4b461a..6eb45bf355f 100644
--- a/drivers/acpi/executer/exprep.c
+++ b/drivers/acpi/executer/exprep.c
@@ -412,6 +412,7 @@ acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info)
{
union acpi_operand_object *obj_desc;
+ union acpi_operand_object *second_desc = NULL;
u32 type;
acpi_status status;
@@ -494,6 +495,20 @@ acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info)
obj_desc->field.access_byte_width,
obj_desc->bank_field.region_obj,
obj_desc->bank_field.bank_obj));
+
+ /*
+ * Remember location in AML stream of the field unit
+ * opcode and operands -- since the bank_value
+ * operands must be evaluated.
+ */
+ second_desc = obj_desc->common.next_object;
+ second_desc->extra.aml_start =
+ ((union acpi_parse_object *)(info->data_register_node))->
+ named.data;
+ second_desc->extra.aml_length =
+ ((union acpi_parse_object *)(info->data_register_node))->
+ named.length;
+
break;
case ACPI_TYPE_LOCAL_INDEX_FIELD: