176 #define INC_PERF_COUNTER(cnt)		(++(cnt))  argument
177 #define ADD_PERF_COUNTER(cnt, add)	((cnt) += (add))  argument
178 #define AVG_PERF_COUNTER(cnt, sample) \  argument
179 	((cnt) = ((cnt) * (AVG_SIZE - 1) + (sample) * AVG_FACTOR) / AVG_SIZE)
180 #define GET_PERF_COUNTER(cnt)		(cnt)  argument
181 #define GET_AVG_PERF_COUNTER(cnt)	((cnt) / AVG_FACTOR)  argument
185 #define INC_PERF_COUNTER(cnt)		do {} while (0)  argument
186 #define ADD_PERF_COUNTER(cnt, add)	do {} while (0)  argument
187 #define AVG_PERF_COUNTER(cnt, sample)	do {} while (0)  argument
188 #define GET_PERF_COUNTER(cnt)		(0)  argument
189 #define GET_AVG_PERF_COUNTER(cnt)	(0)  argument