From 550b57db3340857f1ddd883f7a71ea95c4faceac Mon Sep 17 00:00:00 2001
From: Diego Rivero <7670773+dirivero@users.noreply.github.com>
Date: Thu, 30 Apr 2026 23:04:13 -0300
Subject: [PATCH] Fix DeviceLuid byte ordering on MacOS GPU interop (#21293)

bytes.Reverse() was resolving to System.Linq.Enumberable.Reverse(). Forcing now to
MemoryExtensions.Reverse(Span) by calling AsSpan().
---
 src/Avalonia.Native/AvaloniaNativeGlPlatformGraphics.cs | 2 +-
 src/Avalonia.Native/Metal.cs                            | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Avalonia.Native/AvaloniaNativeGlPlatformGraphics.cs b/src/Avalonia.Native/AvaloniaNativeGlPlatformGraphics.cs
index 9efe33689f..7e111735cf 100644
--- a/src/Avalonia.Native/AvaloniaNativeGlPlatformGraphics.cs
+++ b/src/Avalonia.Native/AvaloniaNativeGlPlatformGraphics.cs
@@ -264,7 +264,7 @@ namespace Avalonia.Native
             {
                 // We are reversing bytes to match MoltenVK (LUID is a Vulkan term after all)
                 var bytes = BitConverter.GetBytes(registryId);
-                bytes.Reverse();
+                bytes.AsSpan().Reverse();
                 DeviceLuid = bytes;
             }
         }
diff --git a/src/Avalonia.Native/Metal.cs b/src/Avalonia.Native/Metal.cs
index 3137ce1b6b..fba317cc53 100644
--- a/src/Avalonia.Native/Metal.cs
+++ b/src/Avalonia.Native/Metal.cs
@@ -102,7 +102,7 @@ internal class MetalExternalObjectsFeature : IMetalExternalObjectsFeature
         if (_device.GetIOKitRegistryId(&registryId) != 0)
         {
             var bytes = BitConverter.GetBytes(registryId);
-            bytes.Reverse();
+            bytes.AsSpan().Reverse();
             DeviceLuid = bytes;
         }
     }