Move _RET_IP_ and _THIS_IP_ to include/linux/kernel.h

These two macros are useful beyond lock debugging. Moved definitions from
include/linux/debug_locks.h to include/linux/kernel.h, so code that needs
them does not have to include the former, which would have been a less
intuitive choice of a header.

Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 8 deletions

diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h
index f4a5871767f5..4aaa4afb1cb9 100644
--- a/include/linux/debug_locks.h
+++ b/include/linux/debug_locks.h
@@ -1,6 +1,8 @@
 #ifndef __LINUX_DEBUG_LOCKING_H
 #define __LINUX_DEBUG_LOCKING_H
 
+#include <linux/kernel.h>
+
 struct task_struct;
 
 extern int debug_locks;
@@ -11,14 +13,6 @@ extern int debug_locks_silent;
  */
 extern int debug_locks_off(void);
 
-/*
- * In the debug case we carry the caller's instruction pointer into
- * other functions, but we dont want the function argument overhead
- * in the nondebug case - hence these macros:
- */
-#define _RET_IP_                (unsigned long)__builtin_return_address(0)
-#define _THIS_IP_  ({ __label__ __here; __here: (unsigned long)&&__here; })
-
 #define DEBUG_LOCKS_WARN_ON(c)                                          \
 ({                                                                      \
         int __ret = 0;                                                  \