Re: + restore-missing-sysfs-max_cstate-attr.patch added to -mm tree

Venki Pallipadi
2008-01-04T02:16:19Z

Reintroduce run time configurable max_cstate for !CPU_IDLE case.

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>

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);