fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / lib / spinlock_debug.c

diff --git a/lib/spinlock_debug.c b/lib/spinlock_debug.c
index e249970..4f96163 100644 (file)
--- a/lib/spinlock_debug.c
+++ b/lib/spinlock_debug.c
@@ -7,6 +7,7 @@
  */
 
 #include <linux/spinlock.h>
+#include <linux/nmi.h>
 #include <linux/interrupt.h>
 #include <linux/debug_locks.h>
 #include <linux/delay.h>
@@ -116,6 +117,9 @@ static void __spin_lock_debug(spinlock_t *lock)
                                raw_smp_processor_id(), current->comm,
                                current->pid, lock, print_tainted());
                        dump_stack();
+#ifdef CONFIG_SMP
+                       trigger_all_cpu_backtrace();
+#endif
                }
        }
 }