diff --git a/tools/testing/selftests/damon/access_memory.c b/tools/testing/selftests/damon/access_memory.c
index 56b17e8fe1be..567793b11107 100644
--- a/tools/testing/selftests/damon/access_memory.c
+++ b/tools/testing/selftests/damon/access_memory.c
@@ -8,6 +8,11 @@
 #include <string.h>
 #include <time.h>
 
+enum access_mode {
+	ACCESS_MODE_ONCE,
+	ACCESS_MODE_REPEAT,
+};
+
 int main(int argc, char *argv[])
 {
 	char **regions;
@@ -15,10 +20,12 @@ int main(int argc, char *argv[])
 	int nr_regions;
 	int sz_region;
 	int access_time_ms;
+	enum access_mode mode = ACCESS_MODE_ONCE;
+
 	int i;
 
-	if (argc != 4) {
-		printf("Usage: %s <number> <size (bytes)> <time (ms)>\n",
+	if (argc < 4) {
+		printf("Usage: %s <number> <size (bytes)> <time (ms)> [mode]\n",
 				argv[0]);
 		return -1;
 	}
@@ -27,15 +34,21 @@ int main(int argc, char *argv[])
 	sz_region = atoi(argv[2]);
 	access_time_ms = atoi(argv[3]);
 
+	if (argc > 4 && !strcmp(argv[4], "repeat"))
+		mode = ACCESS_MODE_REPEAT;
+
 	regions = malloc(sizeof(*regions) * nr_regions);
 	for (i = 0; i < nr_regions; i++)
 		regions[i] = malloc(sz_region);
 
-	for (i = 0; i < nr_regions; i++) {
-		start_clock = clock();
-		while ((clock() - start_clock) * 1000 / CLOCKS_PER_SEC <
-				access_time_ms)
-			memset(regions[i], i, sz_region);
-	}
+	do {
+		for (i = 0; i < nr_regions; i++) {
+			start_clock = clock();
+			while ((clock() - start_clock) * 1000 / CLOCKS_PER_SEC
+					< access_time_ms)
+				memset(regions[i], i, sz_region);
+		}
+	} while (mode == ACCESS_MODE_REPEAT);
+
 	return 0;
 }