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-rw-r--r--kernel/rcutiny_plugin.h16
1 files changed, 0 insertions, 16 deletions
diff --git a/kernel/rcutiny_plugin.h b/kernel/rcutiny_plugin.h
index 22ecea0dfb6..fc31a2d6510 100644
--- a/kernel/rcutiny_plugin.h
+++ b/kernel/rcutiny_plugin.h
@@ -851,22 +851,6 @@ int rcu_preempt_needs_cpu(void)
return rcu_preempt_ctrlblk.rcb.rcucblist != NULL;
}
-/*
- * Check for a task exiting while in a preemptible -RCU read-side
- * critical section, clean up if so. No need to issue warnings,
- * as debug_check_no_locks_held() already does this if lockdep
- * is enabled.
- */
-void exit_rcu(void)
-{
- struct task_struct *t = current;
-
- if (t->rcu_read_lock_nesting == 0)
- return;
- t->rcu_read_lock_nesting = 1;
- __rcu_read_unlock();
-}
-
#else /* #ifdef CONFIG_TINY_PREEMPT_RCU */
#ifdef CONFIG_RCU_TRACE