From a99aba2fb2ccea4d6238c2a2ada6f17d2aed6541 Mon Sep 17 00:00:00 2001
From: bert hubert <bert.hubert@netherlabs.nl>
Date: Tue, 6 Jan 2015 16:11:12 +0100
Subject: [PATCH] slightly tweak the 'doubting root repriming' logic

---
 pdns/syncres.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pdns/syncres.cc b/pdns/syncres.cc
index e174fbb47f..10675693a5 100644
--- a/pdns/syncres.cc
+++ b/pdns/syncres.cc
@@ -579,7 +579,8 @@ void SyncRes::getBestNSFromCache(const string &qname, set<DNSResourceRecord>&bes
     LOG(prefix<<qname<<": no valid/useful NS in cache for '"<<subdomain<<"'"<<endl);
     if(subdomain==".") { 
       primeHints(); 
-      throw ImmediateServFailException("query ended up doubting the root, reprimed");
+      if(d_outqueries > 4)
+	throw ImmediateServFailException("query ended up doubting the root, reprimed");
     }
   }while(chopOffDotted(subdomain));
 }
-- 
2.47.2