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Diffstat (limited to 'kernel/lockdep.c')
-rw-r--r--kernel/lockdep.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 81b5f33970b..b0f01186696 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -793,6 +793,7 @@ register_lock_class(struct lockdep_map *lock, unsigned int subclass, int force)
printk("BUG: MAX_LOCKDEP_KEYS too low!\n");
printk("turning off the locking correctness validator.\n");
+ dump_stack();
return NULL;
}
class = lock_classes + nr_lock_classes++;
@@ -856,6 +857,7 @@ static struct lock_list *alloc_list_entry(void)
printk("BUG: MAX_LOCKDEP_ENTRIES too low!\n");
printk("turning off the locking correctness validator.\n");
+ dump_stack();
return NULL;
}
return list_entries + nr_list_entries++;
@@ -1682,6 +1684,7 @@ cache_hit:
printk("BUG: MAX_LOCKDEP_CHAINS too low!\n");
printk("turning off the locking correctness validator.\n");
+ dump_stack();
return 0;
}
chain = lock_chains + nr_lock_chains++;
@@ -2541,6 +2544,7 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,
debug_locks_off();
printk("BUG: MAX_LOCKDEP_SUBCLASSES too low!\n");
printk("turning off the locking correctness validator.\n");
+ dump_stack();
return 0;
}
@@ -2637,6 +2641,7 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,
debug_locks_off();
printk("BUG: MAX_LOCK_DEPTH too low!\n");
printk("turning off the locking correctness validator.\n");
+ dump_stack();
return 0;
}