osd: re-add get_num_pgs()

We removed this but it's a useful accessor.

Signed-off-by: Sage Weil <sage@redhat.com>
(cherry picked from commit b116d2140871e0bb6d562cb3303ad3116145d55d)

diff --git a/src/osd/OSD.h b/src/osd/OSD.h
index 5e5a1d3be1e8e132b50a2a35d25774dc73ddf55d..a24febee61f09a688d8ec3bb803d4b0626bb61bc 100644 (file)
--- a/src/osd/OSD.h
+++ b/src/osd/OSD.h
@@ -1832,6 +1832,9 @@ public:
   void dec_num_pgs() {
     --num_pgs;
   }
+  int get_num_pgs() const {
+    return num_pgs;
+  }
 
 protected:
   // -- placement groups --