drivers/acpi/processor_idle.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6.15-rc3-ck1/drivers/acpi/processor_idle.c
===================================================================
--- linux-2.6.15-rc3-ck1.orig/drivers/acpi/processor_idle.c	2005-11-30 09:28:26.000000000 +1100
+++ linux-2.6.15-rc3-ck1/drivers/acpi/processor_idle.c	2005-11-30 09:28:27.000000000 +1100
@@ -61,6 +61,7 @@ module_param(max_cstate, uint, 0644);
 static unsigned int nocst = 0;
 module_param(nocst, uint, 0000);
 
+#define BM_RELAX	(msecs_to_jiffies(32))	/* Time to calm down */
 /*
  * bm_history -- bit-mask with a bit per jiffy of bus-master activity
  * 1000 HZ: 0xFFFFFFFF: 32 jiffies = 32ms
@@ -266,7 +267,7 @@ static void acpi_processor_idle(void)
 		acpi_get_register(ACPI_BITREG_BUS_MASTER_STATUS,
 				  &bm_status, ACPI_MTX_DO_NOT_LOCK);
 		if (bm_status) {
-			if (!skipped)
+			if (skipped < BM_RELAX)
 				pr->power.bm_activity++;
 			acpi_set_register(ACPI_BITREG_BUS_MASTER_STATUS,
 					  1, ACPI_MTX_DO_NOT_LOCK);