From ed610057b4a87cf96e3ba12bea8ae258a569906e Mon Sep 17 00:00:00 2001
From: Eric Milkie <milkie@mongodb.com>
Date: Mon, 4 Nov 2019 18:49:17 +0000
Subject: SERVER-44368 protect opCtx's Locker with Client lock

---
 src/mongo/db/client.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/mongo/db/client.cpp')

diff --git a/src/mongo/db/client.cpp b/src/mongo/db/client.cpp
index 3bac054c2b1..a24e7a06453 100644
--- a/src/mongo/db/client.cpp
+++ b/src/mongo/db/client.cpp
@@ -41,6 +41,7 @@
 
 #include "mongo/base/status.h"
 #include "mongo/db/lasterror.h"
+#include "mongo/db/operation_context.h"
 #include "mongo/db/service_context.h"
 #include "mongo/stdx/thread.h"
 #include "mongo/util/concurrency/thread_name.h"
@@ -145,6 +146,12 @@ Client* Client::getCurrent() {
     return currentClient.get();
 }
 
+std::unique_ptr<Locker> Client::swapLockState(std::unique_ptr<Locker> locker) {
+    scoped_spinlock scopedLock(_lock);
+    invariant(_opCtx);
+    return _opCtx->swapLockState(std::move(locker), scopedLock);
+}
+
 Client& cc() {
     invariant(haveClient());
     return *Client::getCurrent();
-- 
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