From d6ecd36f7b9fef635759723d619609d7db0344f9 Mon Sep 17 00:00:00 2001
From: Nikita Tsukanov <keks9n@gmail.com>
Date: Mon, 26 Aug 2024 20:22:35 +0500
Subject: [PATCH] Prevent .NET from randomly calling WndProc in
 RequestCompositionBatchCommitAsync (#16804)

This method isn't reentrancy-friendly
---
 src/Avalonia.Base/Rendering/Composition/Compositor.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Avalonia.Base/Rendering/Composition/Compositor.cs b/src/Avalonia.Base/Rendering/Composition/Compositor.cs
index 6b7a2ab081..8504201bd0 100644
--- a/src/Avalonia.Base/Rendering/Composition/Compositor.cs
+++ b/src/Avalonia.Base/Rendering/Composition/Compositor.cs
@@ -108,6 +108,7 @@ namespace Avalonia.Rendering.Composition
             Dispatcher.VerifyAccess();
             if (_nextCommit == null)
             {
+                using var _ = NonPumpingLockHelper.Use();
                 _nextCommit = new ();
                 var pending = _pendingBatch;
                 if (pending != null)