lib: Added timing_reset()

src/lib/test-timing.c

@@ -71,6 +71,9 @@ void test_timing(void)
 			timing_add_usecs(t, test_inputs[i][j]);
 			test_timing_verify(t, test_inputs[i], j+1);
 		}
+		timing_reset(t);
+		test_assert(timing_get_count(t) == 0);
+		test_assert(timing_get_max(t) == 0);
 		timing_deinit(&t);
 		test_end();
 	}

src/lib/timing.c

@@ -27,6 +27,11 @@ void timing_deinit(struct timing **_timing)
 	i_free_and_null(*_timing);
 }
 
+void timing_reset(struct timing *timing)
+{
+	memset(timing, 0, sizeof(*timing));
+}
+
 void timing_add_usecs(struct timing *timing, uint64_t usecs)
 {
 	if (timing->count < TIMING_SUBSAMPLING_BUFFER) {

src/lib/timing.h

@@ -4,6 +4,9 @@
 struct timing *timing_init(void);
 void timing_deinit(struct timing **timing);
 
+/* Reset all events. */
+void timing_reset(struct timing *timing);
+
 /* Add a new event that took the specified number of usecs. */
 void timing_add_usecs(struct timing *timing, uint64_t usecs);