osd: make on_removal() pure virtual

Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/src/osd/PG.h b/src/osd/PG.h
index f6076aa6fa6f9a306b85dd2b8ed803a85f70c929..c885c29148e0f4bb03bb5bc7eb07f6160b067aec 100644 (file)
--- a/src/osd/PG.h
+++ b/src/osd/PG.h
@@ -1498,7 +1498,7 @@ public:
   void handle_loaded(RecoveryCtx *rctx);
   void handle_query_state(Formatter *f);
 
-  virtual void on_removal();
+  virtual void on_removal() = 0;
 
 
   // abstract bits