From bca73ed71a5b1eb4e1aaefe2b580f70210b7bdf2 Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@newdream.net>
Date: Wed, 31 Mar 2010 15:00:23 -0700
Subject: [PATCH] mds: clear old snap_trace before building new one

Otherwise we just build up a big stack of historical information and send
it all to the client.
---
 src/mds/snap.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mds/snap.cc b/src/mds/snap.cc
index c25d591019d60..de9147c918c00 100644
--- a/src/mds/snap.cc
+++ b/src/mds/snap.cc
@@ -192,6 +192,8 @@ void SnapRealm::check_cache()
   cached_seq = seq;
   build_snap_set(cached_snaps, cached_seq, cached_last_created, cached_last_destroyed,
 		 0, CEPH_NOSNAP);
+
+  cached_snap_trace.clear();
   build_snap_trace(cached_snap_trace);
   
   dout(10) << "check_cache rebuilt " << cached_snaps
-- 
2.39.5