Changed CPU precision from float to double

cputool.c

@@ -301,10 +301,10 @@ int main (int argc, char *argv[]) {
 	uint64_t cpuLast = 0 ;
 	uint32_t cpuLimit = 0;
 	/* Load limit */
-	float loadLimit = 0.00;
+	double loadLimit = 0.00;
 	/* bucket holding how many ticks we can consume */
-	float tickBucket = 0;
-	float tickBucketMax = 0;
+	double tickBucket = 0;
+	double tickBucketMax = 0;
 	/* Setup default sleep period */
 	uint32_t sleep_us = DEFAULT_SLEEP;
 
@@ -478,7 +478,7 @@ int main (int argc, char *argv[]) {
 	}
 
 	/* Set max tickBucket size & initialize tickBucket to that */
-	tickBucket = tickBucketMax = (float) HZ * ( (float) cpuLimit / (float) 100);
+	tickBucket = tickBucketMax = (double) HZ * ( (double) cpuLimit / (double) 100);
 
 	/* This is the main program loop */
 	while (loop) {
@@ -545,7 +545,7 @@ int main (int argc, char *argv[]) {
 			/* Change in ticks for period */
 			ticks_delta = cpuNow - cpuLast;
 			/* Number of tickes we can eat */
-			ticks_allowed = ( (float) elapsed_us / (float) CLOCK_PRECISION) * tickBucketMax * ( (float) cpuLimit / 100);
+			ticks_allowed = ( (double) elapsed_us / (double) CLOCK_PRECISION) * HZ * ( (double) cpuLimit / 100);
 
 			/* Remove ticks we ate and add ones we allowed */
 			tickBucket -= ticks_delta;