X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;ds=sidebyside;f=time.c;h=643fcea8c04c4f481212443f0fd1e642562ef902;hb=97c62e0fd052854d9a8fb68cd4d0ed56bf59bc25;hp=505058f53b270f973482bdd839245d6239d69e99;hpb=5ec10eaad3b09875b91e19a20bbdfa06f2117562;p=fio.git

diff --git a/time.c b/time.c
index 505058f5..643fcea8 100644
--- a/time.c
+++ b/time.c
@@ -78,7 +78,7 @@ unsigned long time_since_now(struct timeval *s)
 /*
  * busy looping version for the last few usec
  */
-void __usec_sleep(unsigned int usec)
+void usec_spin(unsigned int usec)
 {
 	struct timeval start;
 
@@ -96,7 +96,7 @@ void usec_sleep(struct thread_data *td, unsigned long usec)
 		unsigned long ts = usec;
 
 		if (usec < ns_granularity) {
-			__usec_sleep(usec);
+			usec_spin(usec);
 			break;
 		}
 
@@ -164,6 +164,29 @@ unsigned long mtime_since_genesis(void)
 	return mtime_since_now(&genesis);
 }
 
+int in_ramp_time(struct thread_data *td)
+{
+	return td->o.ramp_time && !td->ramp_time_over;
+}
+
+int ramp_time_over(struct thread_data *td)
+{
+	struct timeval tv;
+
+	if (!td->o.ramp_time || td->ramp_time_over)
+		return 1;
+
+	fio_gettime(&tv, NULL);
+	if (mtime_since(&td->epoch, &tv) >= td->o.ramp_time * 1000) {
+		td->ramp_time_over = 1;
+		reset_all_stats(td);
+		td_set_runstate(td, TD_RAMP);
+		return 1;
+	}
+
+	return 0;
+}
+
 static void fio_init time_init(void)
 {
 	int i;