From 72f7b290185c2f86085d6dbec56b6f3ab9f5dbfc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stephan=20A=C3=9Fmus?= <superstippi@gmx.de>
Date: Wed, 23 Jan 2008 21:47:17 +0000
Subject: [PATCH] Limit the number of stack frames we print. Infinite
 recursions or, even worse, cyclic stack frames would be seriously annoying.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23712 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/system/kernel/vm/vm.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/system/kernel/vm/vm.cpp b/src/system/kernel/vm/vm.cpp
index 31e41cc545..f104c5e2fc 100644
--- a/src/system/kernel/vm/vm.cpp
+++ b/src/system/kernel/vm/vm.cpp
@@ -3719,7 +3719,9 @@ vm_page_fault(addr_t address, addr_t faultAddress, bool isWrite, bool isUser,
 #endif
 
 				dprintf("stack trace:\n");
-				while (status == B_OK && frame.return_address != NULL) {
+				int32 maxFrames = 50;
+				while (status == B_OK && --maxFrames >= 0
+						&& frame.return_address != NULL) {
 					dprintf("  %p", frame.return_address);
 					area = vm_area_lookup(addressSpace,
 						(addr_t)frame.return_address);