netdev - [PATCH net-next 1/8] net: move netdev

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Message-Id: <1377534533-6944-2-git-send-email-vfalico@redhat.com>
Date:	Mon, 26 Aug 2013 18:28:46 +0200
From:	Veaceslav Falico <vfalico@...hat.com>
To:	netdev@...r.kernel.org
Cc:	Veaceslav Falico <vfalico@...hat.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jiri Pirko <jiri@...nulli.us>,
	Alexander Duyck <alexander.h.duyck@...el.com>,
	Cong Wang <amwang@...hat.com>
Subject: [PATCH net-next 1/8] net: move netdev_upper to netdevice.h

So that any device can work with it to see its upper/master devices. It is
rcu'd and rtnl_lock protected, so one should either hold the rtnl_lock() or
to use the _rcu() functions for it.

CC: "David S. Miller" <davem@...emloft.net>
CC: Eric Dumazet <edumazet@...gle.com>
CC: Jiri Pirko <jiri@...nulli.us>
CC: Alexander Duyck <alexander.h.duyck@...el.com>
CC: Cong Wang <amwang@...hat.com>
Signed-off-by: Veaceslav Falico <vfalico@...hat.com>
---
 include/linux/netdevice.h |    8 ++++++++
 net/core/dev.c            |    8 --------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 077363d..8cc7f43 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2764,6 +2764,14 @@ extern int		netdev_tstamp_prequeue;
 extern int		weight_p;
 extern int		bpf_jit_enable;
 
+struct netdev_upper {
+	struct net_device *dev;
+	bool master;
+	struct list_head list;
+	struct rcu_head rcu;
+	struct list_head search_list;
+};
+
 extern bool netdev_has_upper_dev(struct net_device *dev,
 				 struct net_device *upper_dev);
 extern bool netdev_has_any_upper_dev(struct net_device *dev);
diff --git a/net/core/dev.c b/net/core/dev.c
index 1ed2b66..f58e82a 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4367,14 +4367,6 @@ softnet_break:
 	goto out;
 }
 
-struct netdev_upper {
-	struct net_device *dev;
-	bool master;
-	struct list_head list;
-	struct rcu_head rcu;
-	struct list_head search_list;
-};
-
 static void __append_search_uppers(struct list_head *search_list,
 				   struct net_device *dev)
 {
-- 
1.7.1

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