mds: encode dirfrag base in cache rejoin ack

Makes sure recovering MDS get uptodate fragstat/rstat for subtree root
dirfrags. it's required the codes that fix-up inode's fragstat/rstat.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>

diff --git a/src/mds/MDCache.cc b/src/mds/MDCache.cc
index 82fb44242c665a207ceeb4818b0dd6f003143a78..342eca0a1fb271464e82ee313913c83d96ad98a5 100644 (file)
--- a/src/mds/MDCache.cc
+++ b/src/mds/MDCache.cc
@@ -4054,8 +4054,10 @@ void MDCache::handle_cache_rejoin_weak(MMDSCacheRejoin *weak)
        dirs_to_share.insert(dir);
        unsigned nonce = dir->add_replica(from);
        dout(10) << " have " << p->frag << " -> " << fg << " " << *dir << dendl;
-       if (ack)
+       if (ack) {
          ack->add_strong_dirfrag(dir->dirfrag(), nonce, dir->dir_rep);
+         ack->add_dirfrag_base(dir);
+       }
       }
     }
   }