(Sorry to jump in late but I noticed one problem with this series while testing). On Thu, Dec 20, 2012 at 02:47:47AM +0100, Rafael J. Wysocki wrote: > +static acpi_status acpi_bus_probe_start(acpi_handle handle, u32 lvl, > + void *context, void **not_used) > +{ > + struct acpi_bus_ops *ops = context; > + acpi_status status = AE_OK; > + struct acpi_device *device; > + unsigned long long sta_not_used; > + int type_not_used; > + > + /* > + * Ignore errors ignored by acpi_bus_check_add() to avoid terminating > + * namespace walks prematurely. > + */ > + if (acpi_bus_type_and_status(handle, &type_not_used, &sta_not_used)) > + return AE_OK; > + > + if (acpi_bus_get_device(handle, &device)) > + return AE_CTRL_DEPTH; > + > + if (ops->acpi_op_add) { > + if (!acpi_match_device_ids(device, acpi_platform_device_ids)) { > + /* This is a known good platform device. */ > + acpi_create_platform_device(device); > + } else if (device_attach(&device->dev)) { device_attach() returns 1 if it succeeds to attach device to a driver. In that case we should continue and not return AE_CTRL_DEPTH, right? > + status = AE_CTRL_DEPTH; > + } > + } else if (ops->acpi_op_start) { > + if (ACPI_FAILURE(acpi_start_single_object(device))) > + status = AE_CTRL_DEPTH; > + } > + return status; > +} -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html