Removing MUTEX Use

Removing Mutex use in not allowed driver areas. Code cleanup.
microsoft · Jul 9, 2024 · 43d3570 · 43d3570
1 parent dac2c03
commit 43d3570
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git a/src/api/Drivers/USBMIDI2/Driver/StreamEngine.cpp b/src/api/Drivers/USBMIDI2/Driver/StreamEngine.cpp
@@ -298,7 +298,7 @@ Return Value:
 
     // Current mechanism to determine if currently processing data is that
     // the StreamEngine is not null. TBD this mechanism needs to be fixed.
-    auto lock = m_MidiInLock.acquire();
+    //auto lock = m_MidiInLock.acquire();
 
     if (m_IsRunning)
     {
@@ -579,7 +579,7 @@ StreamEngine::Run()
     {
         // m_IsRunning is used to indicate running state. If m_IsRunning true, the out worker
         // thread will output data to the connected device, otherwise data will be thrown away.
-        auto lock = m_MidiInLock.acquire();
+        //auto lock = m_MidiInLock.acquire();
 
         WDFDEVICE devCtx = AcxCircuitGetWdfDevice(AcxPinGetCircuit(m_Pin));
         PDEVICE_CONTEXT pDevCtx = GetDeviceContext(devCtx);

diff --git a/src/api/Drivers/USBMIDI2/Driver/StreamEngine.h b/src/api/Drivers/USBMIDI2/Driver/StreamEngine.h
@@ -235,9 +235,7 @@ class StreamEngine
     wil::kernel_event_auto_reset   m_ThreadExitEvent;
     wil::kernel_event_manual_reset m_ThreadExitedEvent {true};
 
-    // m_StandardStreamingLock m_LoopbackMessageQueue are only used
     // for standard streaming of loopback messages
-    wil::fast_mutex_with_critical_region m_StandardStreamingLock;
     wil::fast_mutex_with_critical_region m_MidiInLock;
     LIST_ENTRY  m_LoopbackMessageQueue {nullptr};
 };