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vlan: rename __vlan_find_dev_deep() to __vlan_find_dev_deep_rcu()

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The __vlan_find_dev_deep should always called in RCU, according
David's suggestion, rename to __vlan_find_dev_deep_rcu looks more
reasonable.

Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
dingtianhong 2014-05-09 14:58:05 +08:00 committed by David S. Miller
parent 60ff746739
commit f06c7f9f92
8 changed files with 16 additions and 16 deletions
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2
drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c
View File

@ -185,7 +185,7 @@ static struct net_device *get_iff_from_mac(struct adapter *adapter,
if (ether_addr_equal(dev->dev_addr, mac)) {
rcu_read_lock();
if (vlan && vlan != VLAN_VID_MASK) {
dev = __vlan_find_dev_deep(dev, htons(ETH_P_8021Q), vlan);
dev = __vlan_find_dev_deep_rcu(dev, htons(ETH_P_8021Q), vlan);
} else if (netif_is_bond_slave(dev)) {
struct net_device *upper_dev;

2
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
View File

@ -4068,7 +4068,7 @@ static int update_root_dev_clip(struct net_device *dev)
/* Parse all bond and vlan devices layered on top of the physical dev */
for (i = 0; i < VLAN_N_VID; i++) {
root_dev = __vlan_find_dev_deep(dev, htons(ETH_P_8021Q), i);
root_dev = __vlan_find_dev_deep_rcu(dev, htons(ETH_P_8021Q), i);
if (!root_dev)
continue;

2
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
View File

@ -4146,7 +4146,7 @@ void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
rcu_read_lock();
for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) {
dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid);
dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid);
if (!dev)
continue;
qlcnic_config_indev_addr(adapter, dev, event);

4
drivers/net/usb/cdc_mbim.c
View File

@ -223,8 +223,8 @@ static void do_neigh_solicit(struct usbnet *dev, u8 *buf, u16 tci)
/* need to send the NA on the VLAN dev, if any */
rcu_read_lock();
if (tci) {
netdev = __vlan_find_dev_deep(dev->net, htons(ETH_P_8021Q),
tci);
netdev = __vlan_find_dev_deep_rcu(dev->net, htons(ETH_P_8021Q),
tci);
if (!netdev) {
rcu_read_unlock();
return;

10
drivers/s390/net/qeth_l3_main.c
View File

@ -1659,7 +1659,7 @@ static void qeth_l3_add_vlan_mc(struct qeth_card *card)
for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
struct net_device *netdev;
netdev = __vlan_find_dev_deep(card->dev, htons(ETH_P_8021Q),
netdev = __vlan_find_dev_deep_rcu(card->dev, htons(ETH_P_8021Q),
vid);
if (netdev == NULL ||
!(netdev->flags & IFF_UP))
@ -1721,7 +1721,7 @@ static void qeth_l3_add_vlan_mc6(struct qeth_card *card)
for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
struct net_device *netdev;
netdev = __vlan_find_dev_deep(card->dev, htons(ETH_P_8021Q),
netdev = __vlan_find_dev_deep_rcu(card->dev, htons(ETH_P_8021Q),
vid);
if (netdev == NULL ||
!(netdev->flags & IFF_UP))
@ -1766,7 +1766,7 @@ static void qeth_l3_free_vlan_addresses4(struct qeth_card *card,
QETH_CARD_TEXT(card, 4, "frvaddr4");
netdev = __vlan_find_dev_deep(card->dev, htons(ETH_P_8021Q), vid);
netdev = __vlan_find_dev_deep_rcu(card->dev, htons(ETH_P_8021Q), vid);
if (!netdev)
return;
in_dev = in_dev_get(netdev);
@ -1796,7 +1796,7 @@ static void qeth_l3_free_vlan_addresses6(struct qeth_card *card,
QETH_CARD_TEXT(card, 4, "frvaddr6");
netdev = __vlan_find_dev_deep(card->dev, htons(ETH_P_8021Q), vid);
netdev = __vlan_find_dev_deep_rcu(card->dev, htons(ETH_P_8021Q), vid);
if (!netdev)
return;
in6_dev = in6_dev_get(netdev);
@ -2089,7 +2089,7 @@ static int qeth_l3_verify_vlan_dev(struct net_device *dev,
struct net_device *netdev;
rcu_read_lock();
netdev = __vlan_find_dev_deep(card->dev, htons(ETH_P_8021Q),
netdev = __vlan_find_dev_deep_rcu(card->dev, htons(ETH_P_8021Q),
vid);
rcu_read_unlock();
if (netdev == dev) {

4
include/linux/if_vlan.h
View File

@ -106,7 +106,7 @@ struct vlan_pcpu_stats {
#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
extern struct net_device *__vlan_find_dev_deep(struct net_device *real_dev,
extern struct net_device *__vlan_find_dev_deep_rcu(struct net_device *real_dev,
__be16 vlan_proto, u16 vlan_id);
extern struct net_device *vlan_dev_real_dev(const struct net_device *dev);
extern u16 vlan_dev_vlan_id(const struct net_device *dev);
@ -199,7 +199,7 @@ extern void vlan_vids_del_by_dev(struct net_device *dev,
extern bool vlan_uses_dev(const struct net_device *dev);
#else
static inline struct net_device *
__vlan_find_dev_deep(struct net_device *real_dev,
__vlan_find_dev_deep_rcu(struct net_device *real_dev,
__be16 vlan_proto, u16 vlan_id)
{
return NULL;

6
net/8021q/vlan_core.c
View File

@ -63,7 +63,7 @@ bool vlan_do_receive(struct sk_buff **skbp)
}
/* Must be invoked with rcu_read_lock. */
struct net_device *__vlan_find_dev_deep(struct net_device *dev,
struct net_device *__vlan_find_dev_deep_rcu(struct net_device *dev,
__be16 vlan_proto, u16 vlan_id)
{
struct vlan_info *vlan_info = rcu_dereference(dev->vlan_info);
@ -81,13 +81,13 @@ struct net_device *__vlan_find_dev_deep(struct net_device *dev,
upper_dev = netdev_master_upper_dev_get_rcu(dev);
if (upper_dev)
return __vlan_find_dev_deep(upper_dev,
return __vlan_find_dev_deep_rcu(upper_dev,
vlan_proto, vlan_id);
}
return NULL;
}
EXPORT_SYMBOL(__vlan_find_dev_deep);
EXPORT_SYMBOL(__vlan_find_dev_deep_rcu);
struct net_device *vlan_dev_real_dev(const struct net_device *dev)
{

2
net/bridge/br_netfilter.c
View File

@ -535,7 +535,7 @@ static struct net_device *brnf_get_logical_dev(struct sk_buff *skb, const struct
if (brnf_pass_vlan_indev == 0 || !vlan_tx_tag_present(skb))
return br;
vlan = __vlan_find_dev_deep(br, skb->vlan_proto,
vlan = __vlan_find_dev_deep_rcu(br, skb->vlan_proto,
vlan_tx_tag_get(skb) & VLAN_VID_MASK);
return vlan ? vlan : br;