| #ifndef __BACKPORT_LINUX_LOCKDEP_H | |
| #define __BACKPORT_LINUX_LOCKDEP_H | |
| #include_next <linux/lockdep.h> | |
| #include <linux/version.h> | |
| #if LINUX_VERSION_CODE < KERNEL_VERSION(3,9,0) | |
| #undef lockdep_assert_held | |
| #ifdef CONFIG_LOCKDEP | |
| #define lockdep_assert_held(l) do { \ | |
| WARN_ON(debug_locks && !lockdep_is_held(l)); \ | |
| } while (0) | |
| #else | |
| #define lockdep_assert_held(l) do { (void)(l); } while (0) | |
| #endif /* CONFIG_LOCKDEP */ | |
| #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,9,0) */ | |
| #endif /* __BACKPORT_LINUX_LOCKDEP_H */ |