add vm probing for x86_64

[lunaix-os.git] / lunaix-os / scripts / gdb / lunadbg / structs / pagetable.py

diff --git a/lunaix-os/scripts/gdb/lunadbg/structs/pagetable.py b/lunaix-os/scripts/gdb/lunadbg/structs/pagetable.py
index 58ed0c8b48b33903f24c4c919f967eed9068dcf7..c58eedd916586b2c9303e3a1e687a9dcd7769d59 100644 (file)
--- a/lunaix-os/scripts/gdb/lunadbg/structs/pagetable.py
+++ b/lunaix-os/scripts/gdb/lunadbg/structs/pagetable.py
@@ -248,7 +248,8 @@ class PageTable():
             ptep += TLB.pte_size()
 
         
-        self.__print_pte_ranged(pp, head_pte, prev_pte)
+        if head_pte:
+            self.__print_pte_ranged(pp, head_pte, prev_pte)
                     
     def print_ptes_between(self, pp, va, va_end, level=-1, mnt=0xFFC00000):
         ptep_start = PageTable.mkptep_for(mnt, va)