Currently max_cstate is limited to 0, resulting in no idle processor power management on ACPI platforms. This patch restores the value to the array size. Please Apply, Adam Change Summary: processor_idle.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- diff -urN a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c --- a/drivers/acpi/processor_idle.c 2007-08-14 15:53:48.000000000 -0400 +++ b/drivers/acpi/processor_idle.c 2007-08-14 16:00:48.000000000 -0400 @@ -67,7 +67,7 @@ #define C2_OVERHEAD 1 /* 1us */ #define C3_OVERHEAD 1 /* 1us */ -static unsigned int max_cstate __read_mostly; +static unsigned int max_cstate __read_mostly = ACPI_PROCESSOR_MAX_POWER; module_param(max_cstate, uint, 0000); static unsigned int nocst __read_mostly; module_param(nocst, uint, 0000); _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
