perf probe: Fix memory leak when synthesizing SDT probes

[linux-2.6-microblaze.git] / lib / test_lockup.c

diff --git a/lib/test_lockup.c b/lib/test_lockup.c
index f1a020b..864554e 100644 (file)
--- a/lib/test_lockup.c
+++ b/lib/test_lockup.c
@@ -480,6 +480,21 @@ static int __init test_lockup_init(void)
                return -EINVAL;
 
 #ifdef CONFIG_DEBUG_SPINLOCK
+#ifdef CONFIG_PREEMPT_RT
+       if (test_magic(lock_spinlock_ptr,
+                      offsetof(spinlock_t, lock.wait_lock.magic),
+                      SPINLOCK_MAGIC) ||
+           test_magic(lock_rwlock_ptr,
+                      offsetof(rwlock_t, rtmutex.wait_lock.magic),
+                      SPINLOCK_MAGIC) ||
+           test_magic(lock_mutex_ptr,
+                      offsetof(struct mutex, lock.wait_lock.magic),
+                      SPINLOCK_MAGIC) ||
+           test_magic(lock_rwsem_ptr,
+                      offsetof(struct rw_semaphore, rtmutex.wait_lock.magic),
+                      SPINLOCK_MAGIC))
+               return -EINVAL;
+#else
        if (test_magic(lock_spinlock_ptr,
                       offsetof(spinlock_t, rlock.magic),
                       SPINLOCK_MAGIC) ||
@@ -493,6 +508,7 @@ static int __init test_lockup_init(void)
                       offsetof(struct rw_semaphore, wait_lock.magic),
                       SPINLOCK_MAGIC))
                return -EINVAL;
+#endif
 #endif
 
        if ((wait_state != TASK_RUNNING ||