From 729b985a035ae11a87c5b819fd096f9dd3ed2296 Mon Sep 17 00:00:00 2001
From: Alan Jowett <alan.jowett@microsoft.com>
Date: Sat, 23 Nov 2024 14:20:30 -0800
Subject: [PATCH] Fix cxplat_release_spin_lock_from_dpc_level

Signed-off-by: Alan Jowett <alan.jowett@microsoft.com>
---
 cxplat/src/cxplat_winuser/processor_winuser.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cxplat/src/cxplat_winuser/processor_winuser.cpp b/cxplat/src/cxplat_winuser/processor_winuser.cpp
index 2e64bb9..6701a9a 100644
--- a/cxplat/src/cxplat_winuser/processor_winuser.cpp
+++ b/cxplat/src/cxplat_winuser/processor_winuser.cpp
@@ -165,6 +165,7 @@ _Requires_lock_held_(*spin_lock) _Releases_lock_(*spin_lock) _IRQL_requires_min_
     DISPATCH_LEVEL) void cxplat_release_spin_lock_from_dpc_level(_Inout_ cxplat_spin_lock_t* spin_lock)
 {
     auto lock = reinterpret_cast<SRWLOCK*>(spin_lock);
+    ReleaseSRWLockExclusive(lock);
 }
 
 thread_local cxplat_irql_t _cxplat_current_irql = PASSIVE_LEVEL;