Fix the unsuitable use of pa2page in lab5

2015-05-04 19:45:53 +08:00
parent 77d23ca519
commit 2cde1118f4
3 changed files with 8 additions and 8 deletions
--- a/labcodes/lab5/kern/mm/swap.c
+++ b/labcodes/lab5/kern/mm/swap.c
@@ -262,7 +262,7 @@ check_swap(void)
     } 

     //free_page(pte2page(*temp_ptep));
-    free_page(pa2page(pgdir[0]));
+    free_page(pde2page(pgdir[0]));
     pgdir[0] = 0;
     mm->pgdir = NULL;
     mm_destroy(mm);