From mboxrd@z Thu Jan 1 00:00:00 1970 From: Venki Pallipadi Subject: Re: + restore-missing-sysfs-max_cstate-attr.patch added to -mm tree Date: Thu, 3 Jan 2008 18:16:19 -0800 Message-ID: <20080104021619.GA15409@linux-os.sc.intel.com> References: <20071130142058.816d1693.akpm@linux-foundation.org> <924EFEDD5F540B4284297C4DC59F3DEE2FAEAF@orsmsx423.amr.corp.intel.com> <4750CC78.9070105@rtr.ca> <20071130190227.1976e682@laptopd505.fenrus.org> <4750D180.6080001@rtr.ca> <20071130191816.3e744205@laptopd505.fenrus.org> <4750D585.1030200@rtr.ca> <477C2143.8090406@rtr.ca> <924EFEDD5F540B4284297C4DC59F3DEE4FC485@orsmsx423.amr.corp.intel.com> <477C622F.6010304@rtr.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <477C622F.6010304@rtr.ca> Sender: linux-kernel-owner@vger.kernel.org To: Mark Lord Cc: "Pallipadi, Venkatesh" , Arjan van de Ven , Andrew Morton , abelay@novell.com, lenb@kernel.org, Ingo Molnar , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, rjw@sisk.pl List-Id: linux-acpi@vger.kernel.org Reintroduce run time configurable max_cstate for !CPU_IDLE case. Signed-off-by: Venkatesh Pallipadi Index: linux-2.6.24-rc/drivers/acpi/processor_idle.c =================================================================== --- linux-2.6.24-rc.orig/drivers/acpi/processor_idle.c +++ linux-2.6.24-rc/drivers/acpi/processor_idle.c @@ -76,7 +76,11 @@ static void (*pm_idle_save) (void) __rea #define PM_TIMER_TICKS_TO_US(p) (((p) * 1000)/(PM_TIMER_FREQUENCY/1000)) static unsigned int max_cstate __read_mostly = ACPI_PROCESSOR_MAX_POWER; +#ifdef CONFIG_CPU_IDLE module_param(max_cstate, uint, 0000); +#else +module_param(max_cstate, uint, 0644); +#endif static unsigned int nocst __read_mostly; module_param(nocst, uint, 0000);