diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index a159537ea8807e08fe2b523dff015961fbb3f4cd..91f0be8555f58e9db9d9a24d1412af834479450c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -229,13 +229,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 			use by PCI
 			Format: <irq>,<irq>...
 
-	acpi_auto_serialize	[HW,ACPI]
-			Enable auto-serialization of AML methods
+	acpi_no_auto_serialize	[HW,ACPI]
+			Disable auto-serialization of AML methods
 			AML control methods that contain the opcodes to create
 			named objects will be marked as "Serialized" by the
 			auto-serialization feature.
-			This feature is disabled by default.
-			This option allows to turn on the feature.
+			This feature is enabled by default.
+			This option allows to turn off the feature.
 
 	acpi_no_auto_ssdt	[HW,ACPI] Disable automatic loading of SSDT
 
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index ea0f8389ccdecec1309ed9d0fccd3f7719c39eb7..49bbc71fad54efd709ba9b7e6a610b5f8a30a7a3 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -99,7 +99,7 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_interpreter_slack, FALSE);
  * that create named objects are marked Serialized in order to prevent
  * possible run-time problems if they are entered by more than one thread.
  */
-ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, FALSE);
+ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, TRUE);
 
 /*
  * Create the predefined _OSI method in the namespace? Default is TRUE
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 74a160cf85b992a601072a14ebabf3181efe9381..a3109ffcfa983fb74047855b754c49435e6641a9 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -1540,20 +1540,20 @@ static int __init osi_setup(char *str)
 __setup("acpi_osi=", osi_setup);
 
 /*
- * Enable the auto-serialization of named objects creation methods.
+ * Disable the auto-serialization of named objects creation methods.
  *
- * This feature is disabled by default.  It marks the AML control methods
+ * This feature is enabled by default.  It marks the AML control methods
  * that contain the opcodes to create named objects as "Serialized".
  */
-static int __init acpi_auto_serialize_setup(char *str)
+static int __init acpi_no_auto_serialize_setup(char *str)
 {
-	acpi_gbl_auto_serialize_methods = TRUE;
-	pr_info("ACPI: auto-serialization enabled\n");
+	acpi_gbl_auto_serialize_methods = FALSE;
+	pr_info("ACPI: auto-serialization disabled\n");
 
 	return 1;
 }
 
-__setup("acpi_auto_serialize", acpi_auto_serialize_setup);
+__setup("acpi_no_auto_serialize", acpi_no_auto_serialize_setup);
 
 /* Check of resource interference between native drivers and ACPI
  * OperationRegions (SystemIO and System Memory only).