From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Thu, 29 Sep 2011 17:04:12 +0000 (-0400)
Subject: urcu,call_rcu: protects call_rcu_data_list when remove node
X-Git-Tag: v0.6.5~8
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=b75dffe654debbf8fd5a62d94cfeea15df6223e7;p=userspace-rcu.git

urcu,call_rcu: protects call_rcu_data_list when remove node

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/urcu-call-rcu-impl.h b/urcu-call-rcu-impl.h
index 3e947af..d5b75c0 100644
--- a/urcu-call-rcu-impl.h
+++ b/urcu-call-rcu-impl.h
@@ -619,7 +619,10 @@ void call_rcu_data_free(struct call_rcu_data *crdp)
 		wake_call_rcu_thread(default_call_rcu_data);
 	}
 
+	call_rcu_lock(&call_rcu_mutex);
 	cds_list_del(&crdp->list);
+	call_rcu_unlock(&call_rcu_mutex);
+
 	free(crdp);
 }