From: Patrick Donnelly <pdonnell@redhat.com>
Date: Mon, 14 Sep 2020 19:26:15 +0000 (-0700)
Subject: mds/FSMap: do not set legacy_client_fscid after filtering
X-Git-Tag: v16.1.0~1050^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F37148%2Fhead;p=ceph.git

mds/FSMap: do not set legacy_client_fscid after filtering

Various code expects that there is only one file system if this field is
set. This is not meant to be set except as a stop-gap when upgrading
Ceph with "legacy" file systems.

Fixes: 811e48d6ffd841ecd93a57eb00c6aceae476f4f8
Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
---

diff --git a/src/mds/FSMap.h b/src/mds/FSMap.h
index 84e98de698432..dc9fac4a50c7a 100644
--- a/src/mds/FSMap.h
+++ b/src/mds/FSMap.h
@@ -263,8 +263,6 @@ public:
 	mds_roles.erase(r.first);
       }
     }
-
-    legacy_client_fscid = filesystems.begin()->first;
   }
 
   void set_enable_multiple(const bool v)