---

yaml --- r: 105260 b: refs/heads/master c: 8b05c7e h: refs/heads/master v: v3
git-mirror · Jul 24, 2008 · 7702ba4 · 7702ba4
1 parent bcb63fd
commit 7702ba4
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Showing 3 changed files with 9 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 68ad8df42e12037c3894c9706ab428bf5cd6426b
+refs/heads/master: 8b05c7e6e159d2f33c9275281b8b909a89eb7c5d
diff --git a/trunk/include/linux/sched.h b/trunk/include/linux/sched.h
@@ -1983,6 +1983,13 @@ static inline unsigned long *end_of_stack(struct task_struct *p)
 
 #endif
 
+static inline int object_is_on_stack(void *obj)
+{
+	void *stack = task_stack_page(current);
+
+	return (obj >= stack) && (obj < (stack + THREAD_SIZE));
+}
+
 extern void thread_info_cache_init(void);
 
 /* set thread flags in other task's structures

diff --git a/trunk/lib/debugobjects.c b/trunk/lib/debugobjects.c
@@ -226,15 +226,13 @@ debug_object_fixup(int (*fixup)(void *addr, enum debug_obj_state state),
 
 static void debug_object_is_on_stack(void *addr, int onstack)
 {
-	void *stack = current->stack;
 	int is_on_stack;
 	static int limit;
 
 	if (limit > 4)
 		return;
 
-	is_on_stack = (addr >= stack && addr < (stack + THREAD_SIZE));
-
+	is_on_stack = object_is_on_stack(addr);
 	if (is_on_stack == onstack)
 		return;