1 files changed, 4 insertions, 1 deletions

diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 54cc0dc7b303..e69d633d6aa6 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -431,6 +431,7 @@ unsigned int max_lockdep_depth;
  * about it later on, in lockdep_info().
  */
 static int lockdep_init_error;
+static const char *lock_init_error;
 static unsigned long lockdep_init_trace_data[20];
 static struct stack_trace lockdep_init_trace = {
         .max_entries = ARRAY_SIZE(lockdep_init_trace_data),
@@ -657,6 +658,7 @@ look_up_lock_class(struct lockdep_map *lock, unsigned int subclass)
         if (unlikely(!lockdep_initialized)) {
                 lockdep_init();
                 lockdep_init_error = 1;
+                lock_init_error = lock->name;
                 save_stack_trace(&lockdep_init_trace);
         }
 #endif
@@ -3978,7 +3980,8 @@ void __init lockdep_info(void)
 
 #ifdef CONFIG_DEBUG_LOCKDEP
         if (lockdep_init_error) {
-                printk("WARNING: lockdep init error! Arch code didn't call lockdep_init() early enough?\n");
+                printk("WARNING: lockdep init error! lock-%s was acquired"
+                        "before lockdep_init\n", lock_init_error);
                 printk("Call stack leading to lockdep invocation was:\n");
                 print_stack_trace(&lockdep_init_trace, 0);
         }