mon/mon_types: add missing include

Signed-off-by: Max Kellermann <max.kellermann@ionos.com>

diff --git a/src/mon/mon_types.h b/src/mon/mon_types.h
index 4640abd4d2869e008bd17c38b0ee31660c279a96..db3fea49f536cedd5b14b5cbcc26d0e06ef47996 100644 (file)
--- a/src/mon/mon_types.h
+++ b/src/mon/mon_types.h
@@ -22,6 +22,7 @@
 #include <string>
 
 #include "include/ceph_features.h" // for CEPH_FEATURE_*
+#include "include/types.h" // for operator<<(std::map)
 #include "include/util.h"
 #include "include/utime.h"
 #include "common/Formatter.h"