From 333cd7d6d44ae52dc5f84c9dedde71e3f94393e4 Mon Sep 17 00:00:00 2001
From: "Yan, Zheng" <zyan@redhat.com>
Date: Fri, 14 Aug 2015 16:45:33 +0800
Subject: [PATCH] mds: check mds up before calling MDSMap::get_mds_info

Fixes: #12676
Signed-off-by: Yan, Zheng <zyan@redhat.com>
---
 src/mds/MDCache.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mds/MDCache.cc b/src/mds/MDCache.cc
index 0daecbe75de3..494fc015a95b 100644
--- a/src/mds/MDCache.cc
+++ b/src/mds/MDCache.cc
@@ -6290,7 +6290,7 @@ bool MDCache::trim(int max, int count)
     CDir *subtree = *s;
     if (subtree->inode->is_mdsdir()) {
       mds_rank_t owner = mds_rank_t(MDS_INO_MDSDIR_OWNER(subtree->inode->ino()));
-      if (owner == mds->get_nodeid()) {
+      if (owner == mds->get_nodeid() || !mds->mdsmap->is_up(owner)) {
         continue;
       }
 
-- 
2.47.3