[PATCH net-next] vlan: rename __vlan_find_dev_deep() to __vlan_find_dev_deep_rcu_rcu()
From: Ding Tianhong <hidden>
Date: 2014-05-08 02:29:55
Also in:
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Subsystem:
cxgb3 ethernet driver (cxgb3), cxgb4 ethernet driver (cxgb4), ethernet bridge, netfilter, networking drivers, networking [general], qlogic qlcnic (1/10)gb ethernet driver, s390 architecture, s390 network drivers, the rest, usb cdc ethernet driver, usb networking drivers · Maintainers:
Potnuri Bharat Teja, Nikolay Aleksandrov, Ido Schimmel, Pablo Neira Ayuso, Florian Westphal, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Shahed Shaikh, Manish Chopra, Heiko Carstens, Vasily Gorbik, Alexander Gordeev, Alexandra Winter, Aswin Karuvally, Linus Torvalds, Oliver Neukum
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 <redacted> --- drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c | 2 +- drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 2 +- drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 2 +- drivers/net/usb/cdc_mbim.c | 2 +- drivers/s390/net/qeth_l3_main.c | 10 +++++----- include/linux/if_vlan.h | 4 ++-- net/8021q/vlan_core.c | 6 +++--- net/bridge/br_netfilter.c | 2 +- 8 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c
index c0a9dd5..b0cbb2b 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c@@ -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;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 24e16e3..05ce66e 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c@@ -4061,7 +4061,7 @@ 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;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 7e55e88..076aa5e 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c@@ -4122,7 +4122,7 @@ 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);
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 13f7705..5b5a0a4 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c@@ -206,7 +206,7 @@ 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), + netdev = __vlan_find_dev_deep_rcu(dev->net, htons(ETH_P_8021Q), tci); if (!netdev) { rcu_read_unlock();
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 3524d34..403889a 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c@@ -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) {
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 13bbbde..8c0fb7f 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h@@ -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;
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 3c32bd2..9012b1c 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c@@ -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) {
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 80e1b0f..adc5708 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c@@ -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;
--
1.8.0