[orc-rt] Prefer std::scoped_lock to std::lock_guard. NFCI. (#179165)

lhames · web-flow · commit ec6a219fc362 · 2026-02-02T16:14:12.000+11:00
diff --git a/orc-rt/lib/executor/Session.cpp b/orc-rt/lib/executor/Session.cpp
@@ -100,15 +100,15 @@ void Session::shutdownComplete() {
 
   std::unique_ptr<TaskDispatcher> TmpDispatcher;
   {
-    std::lock_guard<std::mutex> Lock(M);
+    std::scoped_lock<std::mutex> Lock(M);
     TmpDispatcher = std::move(Dispatcher);
   }
 
   TmpDispatcher->shutdown();
 
   std::vector<OnShutdownCompleteFn> OnCompletes;
   {
-    std::lock_guard<std::mutex> Lock(M);
+    std::scoped_lock<std::mutex> Lock(M);
     SI->Complete = true;
     OnCompletes = std::move(SI->OnCompletes);
   }

Original file line number	Diff line number	Diff line change
`@@ -100,15 +100,15 @@ void Session::shutdownComplete() {`
`100`	`100`
`101`	`101`	`std::unique_ptr<TaskDispatcher> TmpDispatcher;`
`102`	`102`	`{`
`103`		`- std::lock_guard<std::mutex> Lock(M);`
	`103`	`+ std::scoped_lock<std::mutex> Lock(M);`
`104`	`104`	`TmpDispatcher = std::move(Dispatcher);`
`105`	`105`	`}`
`106`	`106`
`107`	`107`	`TmpDispatcher->shutdown();`
`108`	`108`
`109`	`109`	`std::vector<OnShutdownCompleteFn> OnCompletes;`
`110`	`110`	`{`
`111`		`- std::lock_guard<std::mutex> Lock(M);`
	`111`	`+ std::scoped_lock<std::mutex> Lock(M);`
`112`	`112`	`SI->Complete = true;`
`113`	`113`	`OnCompletes = std::move(SI->OnCompletes);`
`114`	`114`	`}`