From: "Yan, Zheng" <[email protected]>

this avoids creating bare dirfrags during journal replay.

Signed-off-by: Yan, Zheng <[email protected]>
---
 src/mds/Server.cc  | 10 ++++++++++
 src/mds/journal.cc |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index b526b5e..63401e8 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -6306,6 +6306,16 @@ void Server::_rename_prepare(MDRequest *mdr,
       dout(10) << " forced journaling destdn " << *destdn << dendl;
       metablob->add_dir_context(destdn->get_dir());
       metablob->add_primary_dentry(destdn, true, srci);
+      if (srcdn->is_auth() && srci->is_dir()) {
+       // journal new subtrees root dirfrags
+       list<CDir*> ls;
+       srci->get_dirfrags(ls);
+       for (list<CDir*>::iterator p = ls.begin(); p != ls.end(); ++p) {
+         CDir *dir = *p;
+         if (dir->is_auth())
+           metablob->add_dir(dir, true);
+       }
+      }
     }
   }
     
diff --git a/src/mds/journal.cc b/src/mds/journal.cc
index b8139e3..11ce5ac 100644
--- a/src/mds/journal.cc
+++ b/src/mds/journal.cc
@@ -1280,7 +1280,8 @@ void EMetaBlob::replay(MDS *mds, LogSegment *logseg, 
MDSlaveUpdate *slaveup)
        list<frag_t> leaves;
        renamed_diri->dirfragtree.get_leaves(leaves);
        for (list<frag_t>::iterator p = leaves.begin(); p != leaves.end(); ++p) 
{
-         CDir *dir = renamed_diri->get_or_open_dirfrag(mds->mdcache, *p);
+         CDir *dir = renamed_diri->get_dirfrag(*p);
+         assert(dir);
          // preserve subtree bound until slave commit
          if (dir->get_dir_auth() == CDIR_AUTH_UNDEF)
            slaveup->olddirs.insert(dir);
-- 
1.8.1.4

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