From mboxrd@z Thu Jan 1 00:00:00 1970 From: yakui_zhao Subject: [PATCH]: ACPI: Skip the power state check in power transition Date: Tue, 12 May 2009 13:27:40 +0800 Message-ID: <1242106060.3773.216.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from mga11.intel.com ([192.55.52.93]:7733 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752120AbZELFZZ (ORCPT ); Tue, 12 May 2009 01:25:25 -0400 Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: lenb@kernel.org Cc: linux-acpi@vger.kernel.org From: Zhao Yakui Skip the power state check in course of power transition by changing the default value of acpi_power_nocheck to 1. If so, it is unnecessary to add the boot option of "acpi.power_nocheck=1" or add it into DMI power check table to skip the power state check. Of course the power state check still can be enabled by adding the boot option of "acpi.power_nocheck=0". Signed-off-by: Zhao Yakui Acked-by: Matthew Garrett --- drivers/acpi/power.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6/drivers/acpi/power.c =================================================================== --- linux-2.6.orig/drivers/acpi/power.c 2009-04-16 16:10:24.000000000 +0800 +++ linux-2.6/drivers/acpi/power.c 2009-05-12 13:12:27.000000000 +0800 @@ -54,7 +54,7 @@ #define ACPI_POWER_RESOURCE_STATE_ON 0x01 #define ACPI_POWER_RESOURCE_STATE_UNKNOWN 0xFF -int acpi_power_nocheck; +int acpi_power_nocheck = 1; module_param_named(power_nocheck, acpi_power_nocheck, bool, 000); static int acpi_power_add(struct acpi_device *device);