1 files changed, 15 insertions, 0 deletions

diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index 2b5b10eed74f..e2d0fd81b1ba 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -13,6 +13,21 @@
 struct timespec;
 struct compat_timespec;
 
+#ifdef CONFIG_THREAD_INFO_IN_TASK
+struct thread_info {
+        u32                     flags;          /* low level flags */
+};
+
+#define INIT_THREAD_INFO(tsk)                   \
+{                                               \
+        .flags          = 0,                    \
+}
+#endif
+
+#ifdef CONFIG_THREAD_INFO_IN_TASK
+#define current_thread_info() ((struct thread_info *)current)
+#endif
+
 /*
  * System call restart block.
  */