diff --git a/net/openpgm/files/patch-cpu.c b/net/openpgm/files/patch-cpu.c
new file mode 100644
index 000000000000..b0035eb136b8
--- /dev/null
+++ b/net/openpgm/files/patch-cpu.c
@@ -0,0 +1,11 @@
+--- cpu.c.orig	2026-02-23 13:07:38 UTC
++++ cpu.c
+@@ -33,7 +33,7 @@
+ //#define CPU_DEBUG
+ 
+ 
+-#ifndef _MSC_VER
++#if defined(__i386__) || defined(__x86_64__)
+ static
+ void
+ __cpuidex (int cpu_info[4], int function_id, int subfunction_id) {