From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
rdlock prepended dest trace to prevent them from being xlocked by
someone else.
Signed-off-by: Yan, Zheng <zheng.z.yan@xxxxxxxxx>
---
src/mds/Server.cc | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 8d05a37..119af98 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -5228,6 +5228,7 @@ void Server::handle_client_rename(MDRequest *mdr)
while (destbase != srcbase) {
desttrace.insert(desttrace.begin(),
destbase->get_projected_parent_dn());
+ rdlocks.insert(&desttrace[0]->lock);
dout(10) << "rename prepending desttrace with " << *desttrace[0] << dendl;
destbase = destbase->get_projected_parent_dn()->get_dir()->get_inode();
}
--
1.7.11.7
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