From f6d1ccb6942f578a2d9aaa10c2e3bedbd97c5049 Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@newdream.net>
Date: Tue, 26 Apr 2011 16:28:03 -0700
Subject: [PATCH] mds: drop messages to down mdss

...instead of asserting in MDSMap::get_inst.

Signed-off-by: Sage Weil <sage@newdream.net>
---
 src/mds/MDS.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/mds/MDS.cc b/src/mds/MDS.cc
index 11a03662ccc..aaa3fc9097c 100644
--- a/src/mds/MDS.cc
+++ b/src/mds/MDS.cc
@@ -329,6 +329,12 @@ void MDS::send_message(Message *m, Connection *c)
 
 void MDS::send_message_mds(Message *m, int mds)
 {
+  if (!mdsmap->is_up(mds)) {
+    dout(10) << "send_message_mds mds" << mds << " not up, dropping " << *m << dendl;
+    m->put();
+    return;
+  }
+
   // send mdsmap first?
   if (mds != whoami && peer_mdsmap_epoch[mds] < mdsmap->get_epoch()) {
     messenger->send_message(new MMDSMap(monc->get_fsid(), mdsmap), 
-- 
2.47.3