From ad4e5f36d4239767d43fe0c6bfb8f02b15a02053 Mon Sep 17 00:00:00 2001
From: Colin Patrick McCabe <cmccabe@alumni.cmu.edu>
Date: Tue, 23 Nov 2010 21:45:47 -0800
Subject: [PATCH] osd: ReplicatedPG::do_op: error on read-from-lost

Signed-off-by: Colin McCabe <colinm@hq.newdream.net>
---
 src/osd/ReplicatedPG.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/osd/ReplicatedPG.cc b/src/osd/ReplicatedPG.cc
index 54f1c92934f76..0769ebd9ed210 100644
--- a/src/osd/ReplicatedPG.cc
+++ b/src/osd/ReplicatedPG.cc
@@ -265,6 +265,12 @@ void ReplicatedPG::do_op(MOSDOp *op)
     osd->reply_op_error(op, r);
     return;
   }    
+
+  if ((op->may_read()) && (obc->obs.oi.lost)) {
+    // This object is lost. Reading from it returns an error.
+    osd->reply_op_error(op, -ENFILE);
+    return;
+  }
   
   bool ok;
   dout(10) << "do_op mode is " << mode << dendl;
-- 
2.39.5