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-rw-r--r--drivers/acpi/acpica/acobject.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h
index 9f0219a8cb98..9db5ae0f79ea 100644
--- a/drivers/acpi/acpica/acobject.h
+++ b/drivers/acpi/acpica/acobject.h
@@ -3,7 +3,7 @@
*
* Name: acobject.h - Definition of union acpi_operand_object (Internal object only)
*
- * Copyright (C) 2000 - 2020, Intel Corp.
+ * Copyright (C) 2000 - 2021, Intel Corp.
*
*****************************************************************************/
@@ -284,6 +284,7 @@ struct acpi_object_addr_handler {
acpi_adr_space_handler handler;
struct acpi_namespace_node *node; /* Parent device */
void *context;
+ acpi_mutex context_mutex;
acpi_adr_space_setup setup;
union acpi_operand_object *region_list; /* Regions using this handler */
union acpi_operand_object *next;