diff --git a/WHATS_NEW b/WHATS_NEW
index cf98cdfa2..36d166c05 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.02.74 - 
 ==================================
+  Like mirrors, don't scan origins if ignore_suspended_devices() is set.
   Fix return type qualifier to avoid compiler warning. (2.02.69)
   Automatically generate LSB Requires-Start for clvmd init script.
   Fix return code of pvmove --abort PV.
diff --git a/lib/activate/dev_manager.c b/lib/activate/dev_manager.c
index 853a7be30..cee8f104f 100644
--- a/lib/activate/dev_manager.c
+++ b/lib/activate/dev_manager.c
@@ -175,6 +175,21 @@ int device_is_usable(struct device *dev)
 			log_debug("%s: Mirror device %s not usable.", dev_name(dev), name);
 			goto out;
 		}
+
+		/*
+		 * Snapshot origin could be sitting on top of a mirror which
+		 * could be blocking I/O.  Skip snapshot origins entirely for
+		 * now.
+		 *
+		 * FIXME: rather than skipping origin, check if mirror is
+		 * underneath and if the mirror is blocking I/O.
+		 */
+		if (target_type && !strcmp(target_type, "snapshot-origin") &&
+		    ignore_suspended_devices()) {
+			log_debug("%s: Snapshot-origin device %s not usable.",
+				  dev_name(dev), name);
+			goto out;
+		}
 	} while (next);
 
 	/* FIXME Also check dependencies? */