diff options
Diffstat (limited to 'backport-include/linux/lockdep.h')
-rw-r--r-- | backport-include/linux/lockdep.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/backport-include/linux/lockdep.h b/backport-include/linux/lockdep.h new file mode 100644 index 0000000..12b91b4 --- /dev/null +++ b/backport-include/linux/lockdep.h @@ -0,0 +1,23 @@ +#ifndef __BACKPORT_LINUX_LOCKDEP_H +#define __BACKPORT_LINUX_LOCKDEP_H +#include_next <linux/lockdep.h> +#include <linux/version.h> + +#if LINUX_VERSION_IS_LESS(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_IS_LESS(3,9,0) */ + +#if LINUX_VERSION_IS_LESS(4,15,0) +#ifndef CONFIG_LOCKDEP +struct lockdep_map { }; +#endif /* CONFIG_LOCKDEP */ +#endif /* LINUX_VERSION_IS_LESS(4,15,0) */ + +#endif /* __BACKPORT_LINUX_LOCKDEP_H */ |