diff options
Diffstat (limited to 'net/hsr/hsr_device.c')
| -rw-r--r-- | net/hsr/hsr_device.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c index 6ffef47e9be5..5a236aae2366 100644 --- a/net/hsr/hsr_device.c +++ b/net/hsr/hsr_device.c @@ -219,7 +219,9 @@ static netdev_tx_t hsr_dev_xmit(struct sk_buff *skb, struct net_device *dev) skb->dev = master->dev; skb_reset_mac_header(skb); skb_reset_mac_len(skb); + spin_lock_bh(&hsr->seqnr_lock); hsr_forward_skb(skb, master); + spin_unlock_bh(&hsr->seqnr_lock); } else { dev_core_stats_tx_dropped_inc(dev); dev_kfree_skb_any(skb); @@ -278,7 +280,6 @@ static void send_hsr_supervision_frame(struct hsr_port *master, __u8 type = HSR_TLV_LIFE_CHECK; struct hsr_sup_payload *hsr_sp; struct hsr_sup_tag *hsr_stag; - unsigned long irqflags; struct sk_buff *skb; *interval = msecs_to_jiffies(HSR_LIFE_CHECK_INTERVAL); @@ -299,7 +300,7 @@ static void send_hsr_supervision_frame(struct hsr_port *master, set_hsr_stag_HSR_ver(hsr_stag, hsr->prot_version); /* From HSRv1 on we have separate supervision sequence numbers. */ - spin_lock_irqsave(&master->hsr->seqnr_lock, irqflags); + spin_lock_bh(&hsr->seqnr_lock); if (hsr->prot_version > 0) { hsr_stag->sequence_nr = htons(hsr->sup_sequence_nr); hsr->sup_sequence_nr++; @@ -307,7 +308,6 @@ static void send_hsr_supervision_frame(struct hsr_port *master, hsr_stag->sequence_nr = htons(hsr->sequence_nr); hsr->sequence_nr++; } - spin_unlock_irqrestore(&master->hsr->seqnr_lock, irqflags); hsr_stag->tlv.HSR_TLV_type = type; /* TODO: Why 12 in HSRv0? */ @@ -318,11 +318,13 @@ static void send_hsr_supervision_frame(struct hsr_port *master, hsr_sp = skb_put(skb, sizeof(struct hsr_sup_payload)); ether_addr_copy(hsr_sp->macaddress_A, master->dev->dev_addr); - if (skb_put_padto(skb, ETH_ZLEN)) + if (skb_put_padto(skb, ETH_ZLEN)) { + spin_unlock_bh(&hsr->seqnr_lock); return; + } hsr_forward_skb(skb, master); - + spin_unlock_bh(&hsr->seqnr_lock); return; } @@ -332,7 +334,6 @@ static void send_prp_supervision_frame(struct hsr_port *master, struct hsr_priv *hsr = master->hsr; struct hsr_sup_payload *hsr_sp; struct hsr_sup_tag *hsr_stag; - unsigned long irqflags; struct sk_buff *skb; skb = hsr_init_skb(master); @@ -347,7 +348,7 @@ static void send_prp_supervision_frame(struct hsr_port *master, set_hsr_stag_HSR_ver(hsr_stag, (hsr->prot_version ? 1 : 0)); /* From HSRv1 on we have separate supervision sequence numbers. */ - spin_lock_irqsave(&master->hsr->seqnr_lock, irqflags); + spin_lock_bh(&hsr->seqnr_lock); hsr_stag->sequence_nr = htons(hsr->sup_sequence_nr); hsr->sup_sequence_nr++; hsr_stag->tlv.HSR_TLV_type = PRP_TLV_LIFE_CHECK_DD; @@ -358,13 +359,12 @@ static void send_prp_supervision_frame(struct hsr_port *master, ether_addr_copy(hsr_sp->macaddress_A, master->dev->dev_addr); if (skb_put_padto(skb, ETH_ZLEN)) { - spin_unlock_irqrestore(&master->hsr->seqnr_lock, irqflags); + spin_unlock_bh(&hsr->seqnr_lock); return; } - spin_unlock_irqrestore(&master->hsr->seqnr_lock, irqflags); - hsr_forward_skb(skb, master); + spin_unlock_bh(&hsr->seqnr_lock); } /* Announce (supervision frame) timer function @@ -444,7 +444,7 @@ void hsr_dev_setup(struct net_device *dev) dev->header_ops = &hsr_header_ops; dev->netdev_ops = &hsr_device_ops; SET_NETDEV_DEVTYPE(dev, &hsr_type); - dev->priv_flags |= IFF_NO_QUEUE; + dev->priv_flags |= IFF_NO_QUEUE | IFF_DISABLE_NETPOLL; dev->needs_free_netdev = true; @@ -485,16 +485,11 @@ int hsr_dev_finalize(struct net_device *hsr_dev, struct net_device *slave[2], { bool unregister = false; struct hsr_priv *hsr; - int res, i; + int res; hsr = netdev_priv(hsr_dev); INIT_LIST_HEAD(&hsr->ports); - INIT_HLIST_HEAD(&hsr->self_node_db); - hsr->hash_buckets = HSR_HSIZE; - get_random_bytes(&hsr->hash_seed, sizeof(hsr->hash_seed)); - for (i = 0; i < hsr->hash_buckets; i++) - INIT_HLIST_HEAD(&hsr->node_db[i]); - + INIT_LIST_HEAD(&hsr->node_db); spin_lock_init(&hsr->list_lock); eth_hw_addr_set(hsr_dev, slave[0]->dev_addr); |