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Date: Tue, 14 Oct 2014 15:13:08 -0700
From: Anish Bhatt <anish@...lsio.com>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, hariprasad@...lsio.com, leedom@...lsio.com,
kxie@...lsio.com, manojmalviya@...lsio.com,
Anish Bhatt <anish@...lsio.com>
Subject: [PATCH net 1/4] cxgb4i : Remove duplicated code from cxgb4i, fucntionality already present in cxgb4
Signed-off-by: Anish Bhatt <anish@...lsio.com>
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 7 ++
drivers/scsi/cxgbi/cxgb4i/cxgb4i.c | 133 ------------------------
2 files changed, 7 insertions(+), 133 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 321f3d9385c9..6222a42f7a2a 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -4480,6 +4480,13 @@ static int update_root_dev_clip(struct net_device *dev)
return ret;
/* Parse all bond and vlan devices layered on top of the physical dev */
+ root_dev = netdev_master_upper_dev_get_rcu(dev);
+ if (root_dev) {
+ ret = update_dev_clip(root_dev, dev);
+ if (ret)
+ return ret;
+ }
+
for (i = 0; i < VLAN_N_VID; i++) {
root_dev = __vlan_find_dev_deep_rcu(dev, htons(ETH_P_8021Q), i);
if (!root_dev)
diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
index 79788a12712d..18d0d1c145ad 100644
--- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
+++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
@@ -1635,129 +1635,6 @@ static int cxgb4i_ddp_init(struct cxgbi_device *cdev)
return 0;
}
-#if IS_ENABLED(CONFIG_IPV6)
-static int cxgbi_inet6addr_handler(struct notifier_block *this,
- unsigned long event, void *data)
-{
- struct inet6_ifaddr *ifa = data;
- struct net_device *event_dev = ifa->idev->dev;
- struct cxgbi_device *cdev;
- int ret = NOTIFY_DONE;
-
- if (event_dev->priv_flags & IFF_802_1Q_VLAN)
- event_dev = vlan_dev_real_dev(event_dev);
-
- cdev = cxgbi_device_find_by_netdev(event_dev, NULL);
-
- if (!cdev)
- return ret;
-
- switch (event) {
- case NETDEV_UP:
- ret = cxgb4_clip_get(event_dev,
- (const struct in6_addr *)
- ((ifa)->addr.s6_addr));
- if (ret < 0)
- return ret;
-
- ret = NOTIFY_OK;
- break;
-
- case NETDEV_DOWN:
- cxgb4_clip_release(event_dev,
- (const struct in6_addr *)
- ((ifa)->addr.s6_addr));
- ret = NOTIFY_OK;
- break;
-
- default:
- break;
- }
-
- return ret;
-}
-
-static struct notifier_block cxgbi_inet6addr_notifier = {
- .notifier_call = cxgbi_inet6addr_handler
-};
-
-/* Retrieve IPv6 addresses from a root device (bond, vlan) associated with
- * a physical device.
- * The physical device reference is needed to send the actual CLIP command.
- */
-static int update_dev_clip(struct net_device *root_dev, struct net_device *dev)
-{
- struct inet6_dev *idev = NULL;
- struct inet6_ifaddr *ifa;
- int ret = 0;
-
- idev = __in6_dev_get(root_dev);
- if (!idev)
- return ret;
-
- read_lock_bh(&idev->lock);
- list_for_each_entry(ifa, &idev->addr_list, if_list) {
- pr_info("updating the clip for addr %pI6\n",
- ifa->addr.s6_addr);
- ret = cxgb4_clip_get(dev, (const struct in6_addr *)
- ifa->addr.s6_addr);
- if (ret < 0)
- break;
- }
-
- read_unlock_bh(&idev->lock);
- return ret;
-}
-
-static int update_root_dev_clip(struct net_device *dev)
-{
- struct net_device *root_dev = NULL;
- int i, ret = 0;
-
- /* First populate the real net device's IPv6 address */
- ret = update_dev_clip(dev, dev);
- if (ret)
- return ret;
-
- /* Parse all bond and vlan devices layered on top of the physical dev */
- root_dev = netdev_master_upper_dev_get(dev);
- if (root_dev) {
- ret = update_dev_clip(root_dev, dev);
- if (ret)
- return ret;
- }
-
- for (i = 0; i < VLAN_N_VID; i++) {
- root_dev = __vlan_find_dev_deep_rcu(dev, htons(ETH_P_8021Q), i);
- if (!root_dev)
- continue;
-
- ret = update_dev_clip(root_dev, dev);
- if (ret)
- break;
- }
- return ret;
-}
-
-static void cxgbi_update_clip(struct cxgbi_device *cdev)
-{
- int i;
-
- rcu_read_lock();
-
- for (i = 0; i < cdev->nports; i++) {
- struct net_device *dev = cdev->ports[i];
- int ret = 0;
-
- if (dev)
- ret = update_root_dev_clip(dev);
- if (ret < 0)
- break;
- }
- rcu_read_unlock();
-}
-#endif /* IS_ENABLED(CONFIG_IPV6) */
-
static void *t4_uld_add(const struct cxgb4_lld_info *lldi)
{
struct cxgbi_device *cdev;
@@ -1876,10 +1753,6 @@ static int t4_uld_state_change(void *handle, enum cxgb4_state state)
switch (state) {
case CXGB4_STATE_UP:
pr_info("cdev 0x%p, UP.\n", cdev);
-#if IS_ENABLED(CONFIG_IPV6)
- cxgbi_update_clip(cdev);
-#endif
- /* re-initialize */
break;
case CXGB4_STATE_START_RECOVERY:
pr_info("cdev 0x%p, RECOVERY.\n", cdev);
@@ -1910,17 +1783,11 @@ static int __init cxgb4i_init_module(void)
return rc;
cxgb4_register_uld(CXGB4_ULD_ISCSI, &cxgb4i_uld_info);
-#if IS_ENABLED(CONFIG_IPV6)
- register_inet6addr_notifier(&cxgbi_inet6addr_notifier);
-#endif
return 0;
}
static void __exit cxgb4i_exit_module(void)
{
-#if IS_ENABLED(CONFIG_IPV6)
- unregister_inet6addr_notifier(&cxgbi_inet6addr_notifier);
-#endif
cxgb4_unregister_uld(CXGB4_ULD_ISCSI);
cxgbi_device_unregister_all(CXGBI_FLAG_DEV_T4);
cxgbi_iscsi_cleanup(&cxgb4i_iscsi_transport, &cxgb4i_stt);
--
2.1.2
--
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