From: Zhi Zhang <willzzhang@tencent.com>
Date: Thu, 9 May 2019 09:07:24 +0000 (+0800)
Subject: mds: output lock state in format dump
X-Git-Tag: v14.2.2~32^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=749cca3f1152dbc6f2b15a080934ac8623002297;p=ceph.git

mds: output lock state in format dump

dump cache in plain text will print lock state. But in json format dump,
it won't. It is not convenient to debug some MDS lock issues without
such information.

Fixes: http://tracker.ceph.com/issues/39645

Signed-off-by: Zhi Zhang <zhangz.david@outlook.com>
(cherry picked from commit 751289118eaffb4906826ead68f19c5e55c1e4fe)
---

diff --git a/src/mds/SimpleLock.cc b/src/mds/SimpleLock.cc
index c314c3068f5..c4c0ae0db24 100644
--- a/src/mds/SimpleLock.cc
+++ b/src/mds/SimpleLock.cc
@@ -30,6 +30,7 @@ void SimpleLock::dump(Formatter *f) const {
   }
   f->close_section();
 
+  f->dump_string("state", get_state_name(get_state()));
   f->dump_bool("is_leased", is_leased());
   f->dump_int("num_rdlocks", get_num_rdlocks());
   f->dump_int("num_wrlocks", get_num_wrlocks());