From 720ed757702f6c1ac82a8ac2bf2e12ee1666877c Mon Sep 17 00:00:00 2001
From: Max Wash <mbswash@gmail.com>
Date: Sun, 8 Feb 2026 11:59:18 +0000
Subject: [PATCH] x86_64: add invalid pmap pointer constant

---
 arch/x86_64/include/mango/machine/pmap.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86_64/include/mango/machine/pmap.h b/arch/x86_64/include/mango/machine/pmap.h
index f501702..8d47179 100644
--- a/arch/x86_64/include/mango/machine/pmap.h
+++ b/arch/x86_64/include/mango/machine/pmap.h
@@ -3,6 +3,8 @@
 
 #include <arch/paging.h>
 
+#define ML_PMAP_INVALID ((uintptr_t)-1)
+
 typedef pml4t_ptr_t ml_pmap_t;
 typedef uint64_t ml_pfn_t;