From 42bdb9e4fea494b85b394dd99d1686e812eb8a28 Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun, 1 Oct 2023 03:03:13 +0200
Subject: ddb: Add whatis command

This is convenient when tracking buffer overflows
---
 vm/pmap.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'vm')

diff --git a/vm/pmap.h b/vm/pmap.h
index df11af39..aca9ada8 100644
--- a/vm/pmap.h
+++ b/vm/pmap.h
@@ -157,6 +157,10 @@ boolean_t pmap_is_modified(phys_addr_t pa);
 extern phys_addr_t	pmap_extract(pmap_t, vm_offset_t);
 /* Perform garbage collection, if any.  */
 extern void		pmap_collect(pmap_t);
+
+/* Lookup an address.  */
+int pmap_whatis(pmap_t, vm_offset_t);
+
 /* Specify pageability.  */
 extern void		pmap_change_wiring(pmap_t, vm_offset_t, boolean_t);
 
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