From d5b3926e8309f4a3e17287bbe7ef2724b23028e3 Mon Sep 17 00:00:00 2001
From: "chen.xiaowei" <cxwshawn@gmail.com>
Date: Tue, 20 Oct 2015 12:31:27 +0800
Subject: [PATCH] PG: pg down state blocked by osd.x, lost osd.x cannot solve
 peering stuck.

Fixes #13531

Signed-off-by: Xiaowei Chen <chen.xiaowei@h3c.com>
---
 src/osd/PG.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/osd/PG.cc b/src/osd/PG.cc
index f3faabb84d57..8cd6be3fc78a 100644
--- a/src/osd/PG.cc
+++ b/src/osd/PG.cc
@@ -7715,6 +7715,14 @@ bool PG::PriorSet::affected_by_map(const OSDMapRef osdmap, const PG *debug_pg) c
       dout(10) << "affected_by_map osd." << o << " no longer exists" << dendl;
       return true;
     }
+    // did a down osd in down get (re)marked as lost?
+    map<int, epoch_t>::const_iterator r = blocked_by.find(o);
+    if (r != blocked_by.end()) {
+      if (osdmap->get_info(o).lost_at != r->second) {
+  dout(10) << "affected_by_map osd." << o << " (re)marked as lost" << dendl;
+  return true;
+      }
+    } 
   }
 
   return false;
-- 
2.47.3