---

yaml --- r: 202699 b: refs/heads/master c: 88e7594 h: refs/heads/master i: 202697: 5894cb7 202695: 5487343 v: v3
git-mirror · Jun 9, 2010 · 1d29053 · 1d29053
1 parent 6b8cd42
commit 1d29053
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Showing 3 changed files with 13 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bb69ae049fcc986fcd742eb90ca0d44a7a49c9f1
+refs/heads/master: 88e7594a9775e54dcd421cb246406dce62e48bee
diff --git a/trunk/include/net/phonet/pn_dev.h b/trunk/include/net/phonet/pn_dev.h
@@ -34,6 +34,7 @@ struct phonet_device {
 	struct list_head list;
 	struct net_device *netdev;
 	DECLARE_BITMAP(addrs, 64);
+	struct rcu_head	rcu;
 };
 
 int phonet_device_init(void);

diff --git a/trunk/net/phonet/pn_dev.c b/trunk/net/phonet/pn_dev.c
@@ -162,6 +162,14 @@ int phonet_address_add(struct net_device *dev, u8 addr)
 	return err;
 }
 
+static void phonet_device_rcu_free(struct rcu_head *head)
+{
+	struct phonet_device *pnd;
+
+	pnd = container_of(head, struct phonet_device, rcu);
+	kfree(pnd);
+}
+
 int phonet_address_del(struct net_device *dev, u8 addr)
 {
 	struct phonet_device_list *pndevs = phonet_device_list(dev_net(dev));
@@ -179,10 +187,9 @@ int phonet_address_del(struct net_device *dev, u8 addr)
 		pnd = NULL;
 	mutex_unlock(&pndevs->lock);
 
-	if (pnd) {
-		synchronize_rcu();
-		kfree(pnd);
-	}
+	if (pnd)
+		call_rcu(&pnd->rcu, phonet_device_rcu_free);
+
 	return err;
 }