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cxgb3: Convert t3_l2t_get() over to dst_neigh_lookup().

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This means passing in a suitable destination address.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2012-07-02 22:35:31 -07:00
parent 1d248b1cf4
commit 534cb283ef
5 changed files with 17 additions and 10 deletions
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5
drivers/infiniband/hw/cxgb3/iwch_cm.c
View File

@ -1374,7 +1374,7 @@ static int pass_accept_req(struct t3cdev *tdev, struct sk_buff *skb, void *ctx)
goto reject;
}
dst = &rt->dst;
l2t = t3_l2t_get(tdev, dst, NULL);
l2t = t3_l2t_get(tdev, dst, NULL, &req->peer_ip);
if (!l2t) {
printk(KERN_ERR MOD "%s - failed to allocate l2t entry!\n",
__func__);
@ -1942,7 +1942,8 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
goto fail3;
}
ep->dst = &rt->dst;
ep->l2t = t3_l2t_get(ep->com.tdev, ep->dst, NULL);
ep->l2t = t3_l2t_get(ep->com.tdev, ep->dst, NULL,
&cm_id->remote_addr.sin_addr.s_addr);
if (!ep->l2t) {
printk(KERN_ERR MOD "%s - cannot alloc l2e.\n", __func__);
err = -ENOMEM;

11
drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c
View File

@ -63,7 +63,8 @@ static const unsigned int ATID_BASE = 0x10000;
static void cxgb_neigh_update(struct neighbour *neigh);
static void cxgb_redirect(struct dst_entry *old, struct neighbour *old_neigh,
struct dst_entry *new, struct neighbour *new_neigh);
struct dst_entry *new, struct neighbour *new_neigh,
const void *daddr);
static inline int offload_activated(struct t3cdev *tdev)
{
@ -970,7 +971,8 @@ static int nb_callback(struct notifier_block *self, unsigned long event,
case (NETEVENT_REDIRECT):{
struct netevent_redirect *nr = ctx;
cxgb_redirect(nr->old, nr->old_neigh,
nr->new, nr->new_neigh);
nr->new, nr->new_neigh,
nr->daddr);
cxgb_neigh_update(nr->new_neigh);
break;
}
@ -1110,7 +1112,8 @@ static void set_l2t_ix(struct t3cdev *tdev, u32 tid, struct l2t_entry *e)
}
static void cxgb_redirect(struct dst_entry *old, struct neighbour *old_neigh,
struct dst_entry *new, struct neighbour *new_neigh)
struct dst_entry *new, struct neighbour *new_neigh,
const void *daddr)
{
struct net_device *olddev, *newdev;
struct tid_info *ti;
@ -1139,7 +1142,7 @@ static void cxgb_redirect(struct dst_entry *old, struct neighbour *old_neigh,
}
/* Add new L2T entry */
e = t3_l2t_get(tdev, new, newdev);
e = t3_l2t_get(tdev, new, newdev, daddr);
if (!e) {
printk(KERN_ERR "%s: couldn't allocate new l2t entry!\n",
__func__);

6
drivers/net/ethernet/chelsio/cxgb3/l2t.c
View File

@ -299,7 +299,7 @@ static inline void reuse_entry(struct l2t_entry *e, struct neighbour *neigh)
}
struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct dst_entry *dst,
struct net_device *dev)
struct net_device *dev, const void *daddr)
{
struct l2t_entry *e = NULL;
struct neighbour *neigh;
@ -311,7 +311,7 @@ struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct dst_entry *dst,
int smt_idx;
rcu_read_lock();
neigh = dst_get_neighbour_noref(dst);
neigh = dst_neigh_lookup(dst, daddr);
if (!neigh)
goto done_rcu;
@ -360,6 +360,8 @@ struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct dst_entry *dst,
done_unlock:
write_unlock_bh(&d->lock);
done_rcu:
if (neigh)
neigh_release(neigh);
rcu_read_unlock();
return e;
}

2
drivers/net/ethernet/chelsio/cxgb3/l2t.h
View File

@ -110,7 +110,7 @@ static inline void set_arp_failure_handler(struct sk_buff *skb,
void t3_l2e_free(struct l2t_data *d, struct l2t_entry *e);
void t3_l2t_update(struct t3cdev *dev, struct neighbour *neigh);
struct l2t_entry *t3_l2t_get(struct t3cdev *cdev, struct dst_entry *dst,
struct net_device *dev);
struct net_device *dev, const void *daddr);
int t3_l2t_send_slow(struct t3cdev *dev, struct sk_buff *skb,
struct l2t_entry *e);
void t3_l2t_send_event(struct t3cdev *dev, struct l2t_entry *e);

3
drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
View File

@ -966,7 +966,8 @@ static int init_act_open(struct cxgbi_sock *csk)
csk->saddr.sin_addr.s_addr = chba->ipv4addr;
csk->rss_qid = 0;
csk->l2t = t3_l2t_get(t3dev, dst, ndev);
csk->l2t = t3_l2t_get(t3dev, dst, ndev,
&csk->daddr.sin_addr.s_addr);
if (!csk->l2t) {
pr_err("NO l2t available.\n");
return -EINVAL;