X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=t%2Flfsr-test.c;h=4b5424833ffca7ae148a6c696df3f97baaca83e5;hb=e5f34d95af9163b42945e1737f628a9526a6f83c;hp=481f37e8ddf640322764f66ff9d549d665803bcb;hpb=761c27292d4add2be17056d8065cad4ff4e87036;p=fio.git

diff --git a/t/lfsr-test.c b/t/lfsr-test.c
index 481f37e8..4b542483 100644
--- a/t/lfsr-test.c
+++ b/t/lfsr-test.c
@@ -8,6 +8,8 @@
 #include <sys/stat.h>
 
 #include "../lib/lfsr.h"
+#include "../gettime.h"
+#include "../fio_time.h"
 
 void usage()
 {
@@ -25,7 +27,7 @@ void usage()
 int main(int argc, char *argv[])
 {
 	int r;
-	struct timespec start, end;
+	struct timeval start, end;
 	struct fio_lfsr *fl;
 	int verify = 0;
 	unsigned int spin = 0;
@@ -86,12 +88,12 @@ int main(int argc, char *argv[])
 	 * negligible overhead.
 	 */
 	fprintf(stderr, "\nTest initiated... ");
-	clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &start);
+	fio_gettime(&start, NULL);
 	while (!lfsr_next(fl, &i, fl->max_val)) {
 		if (verify)
 			*(uint8_t *)(v + i) += 1;
 	}
-	clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end);
+	fio_gettime(&end, NULL);
 	fprintf(stderr, "finished.\n");
 
 
@@ -113,8 +115,7 @@ int main(int argc, char *argv[])
 	}
 
 	/* Calculate elapsed time and mean time per number */
-	total = (end.tv_sec - start.tv_sec) * pow(10,9) +
-		end.tv_nsec - start.tv_nsec;
+	total = utime_since(&start, &end);
 	mean = total / fl->num_vals;
 
 	printf("\nTime results ");
@@ -122,7 +123,7 @@ int main(int argc, char *argv[])
 		printf("(slower due to verification)");
 	printf("\n==============================\n");
 	printf("Elapsed: %lf s\n", total / pow(10,9));
-	printf("Mean:    %lf ns\n", mean);
+	printf("Mean:    %lf us\n", mean);
 
 	free(v_start);
 	free(fl);