Backoff: Increase step until YIELD_LIMIT

crossbeam-utils/src/backoff.rs

@@ -152,7 +152,7 @@ impl Backoff {
             atomic::spin_loop_hint();
         }
 
-        if self.step.get() <= SPIN_LIMIT {
+        if self.step.get() <= YIELD_LIMIT {
             self.step.set(self.step.get() + 1);
         }
     }

crossbeam-utils/tests/backoff.rs

@@ -0,0 +1,19 @@
+use crossbeam_utils::Backoff;
+
+#[test]
+fn is_completed() {
+    let b = Backoff::new();
+    loop {
+        b.spin();
+        if b.is_completed() {
+            break;
+        }
+    }
+    let b = Backoff::new();
+    loop {
+        b.snooze();
+        if b.is_completed() {
+            break;
+        }
+    }
+}