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Diffstat (limited to 'kernel/lockdep.c')
-rw-r--r--kernel/lockdep.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 7981e5b..8a0efac 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -3190,9 +3190,14 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,
#endif
if (unlikely(curr->lockdep_depth >= MAX_LOCK_DEPTH)) {
debug_locks_off();
- printk("BUG: MAX_LOCK_DEPTH too low!\n");
+ printk("BUG: MAX_LOCK_DEPTH too low, depth: %i max: %lu!\n",
+ curr->lockdep_depth, MAX_LOCK_DEPTH);
printk("turning off the locking correctness validator.\n");
+
+ lockdep_print_held_locks(current);
+ debug_show_all_locks();
dump_stack();
+
return 0;
}
@@ -3203,7 +3208,7 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,
}
static int
-print_unlock_inbalance_bug(struct task_struct *curr, struct lockdep_map *lock,
+print_unlock_imbalance_bug(struct task_struct *curr, struct lockdep_map *lock,
unsigned long ip)
{
if (!debug_locks_off())
@@ -3246,7 +3251,7 @@ static int check_unlock(struct task_struct *curr, struct lockdep_map *lock,
return 0;
if (curr->lockdep_depth <= 0)
- return print_unlock_inbalance_bug(curr, lock, ip);
+ return print_unlock_imbalance_bug(curr, lock, ip);
return 1;
}
@@ -3317,7 +3322,7 @@ __lock_set_class(struct lockdep_map *lock, const char *name,
goto found_it;
prev_hlock = hlock;
}
- return print_unlock_inbalance_bug(curr, lock, ip);
+ return print_unlock_imbalance_bug(curr, lock, ip);
found_it:
lockdep_init_map(lock, name, key, 0);
@@ -3384,7 +3389,7 @@ lock_release_non_nested(struct task_struct *curr,
goto found_it;
prev_hlock = hlock;
}
- return print_unlock_inbalance_bug(curr, lock, ip);
+ return print_unlock_imbalance_bug(curr, lock, ip);
found_it:
if (hlock->instance == lock)
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