add memory debug (kmalloc/kfree)

* support "memdebug" mckernel option * check buffer overrun when memory free and next mcexec run * check double free * check memory leak when next mcexec run
2014-10-07 15:45:16 +09:00
parent f3ea226d91
commit 658aa18ade
5 changed files with 348 additions and 8 deletions
--- a/kernel/include/cls.h
+++ b/kernel/include/cls.h
@@ -20,8 +20,9 @@
 */

 struct malloc_header {
-	struct malloc_header *next;
+	unsigned int check;
 	unsigned int cpu_id;
+	struct malloc_header *next;
 	unsigned long size;
 };