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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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qeth: do vlan cleanup
- unify vlan and nonvlan rx path - kill card->vlangrp and qeth_l3_vlan_rx_register Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
David S. Miller
parent
5351573488
commit
7ff0bcf676
@ -720,7 +720,7 @@ struct qeth_card {
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wait_queue_head_t wait_q;
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spinlock_t vlanlock;
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spinlock_t mclock;
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struct vlan_group *vlangrp;
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unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
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struct list_head vid_list;
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struct list_head mc_list;
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struct work_struct kernel_thread_starter;
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@ -1097,7 +1097,6 @@ static int qeth_setup_card(struct qeth_card *card)
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card->dev = NULL;
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spin_lock_init(&card->vlanlock);
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spin_lock_init(&card->mclock);
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card->vlangrp = NULL;
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spin_lock_init(&card->lock);
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spin_lock_init(&card->ip_lock);
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spin_lock_init(&card->thread_mask_lock);
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@ -13,6 +13,7 @@
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/bitops.h>
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#include <linux/string.h>
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#include <linux/errno.h>
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#include <linux/kernel.h>
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@ -23,6 +24,7 @@
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#include <linux/inetdevice.h>
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#include <linux/igmp.h>
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#include <linux/slab.h>
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#include <linux/if_vlan.h>
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#include <net/ip.h>
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#include <net/arp.h>
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@ -1696,16 +1698,18 @@ static void qeth_l3_add_mc(struct qeth_card *card, struct in_device *in4_dev)
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static void qeth_l3_add_vlan_mc(struct qeth_card *card)
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{
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struct in_device *in_dev;
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struct vlan_group *vg;
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int i;
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u16 vid;
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QETH_CARD_TEXT(card, 4, "addmcvl");
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if (!qeth_is_supported(card, IPA_FULL_VLAN) || (card->vlangrp == NULL))
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if (!qeth_is_supported(card, IPA_FULL_VLAN))
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return;
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vg = card->vlangrp;
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for (i = 0; i < VLAN_N_VID; i++) {
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struct net_device *netdev = vlan_group_get_device(vg, i);
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for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
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struct net_device *netdev;
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rcu_read_lock();
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netdev = __vlan_find_dev_deep(card->dev, vid);
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rcu_read_unlock();
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if (netdev == NULL ||
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!(netdev->flags & IFF_UP))
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continue;
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@ -1759,16 +1763,16 @@ static void qeth_l3_add_mc6(struct qeth_card *card, struct inet6_dev *in6_dev)
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static void qeth_l3_add_vlan_mc6(struct qeth_card *card)
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{
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struct inet6_dev *in_dev;
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struct vlan_group *vg;
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int i;
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u16 vid;
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QETH_CARD_TEXT(card, 4, "admc6vl");
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if (!qeth_is_supported(card, IPA_FULL_VLAN) || (card->vlangrp == NULL))
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if (!qeth_is_supported(card, IPA_FULL_VLAN))
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return;
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vg = card->vlangrp;
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for (i = 0; i < VLAN_N_VID; i++) {
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struct net_device *netdev = vlan_group_get_device(vg, i);
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for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
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struct net_device *netdev;
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netdev = __vlan_find_dev_deep(card->dev, vid);
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if (netdev == NULL ||
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!(netdev->flags & IFF_UP))
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continue;
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@ -1806,10 +1810,12 @@ static void qeth_l3_free_vlan_addresses4(struct qeth_card *card,
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struct in_device *in_dev;
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struct in_ifaddr *ifa;
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struct qeth_ipaddr *addr;
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struct net_device *netdev;
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QETH_CARD_TEXT(card, 4, "frvaddr4");
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in_dev = in_dev_get(vlan_group_get_device(card->vlangrp, vid));
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netdev = __vlan_find_dev_deep(card->dev, vid);
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in_dev = in_dev_get(netdev);
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if (!in_dev)
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return;
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for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) {
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@ -1832,10 +1838,12 @@ static void qeth_l3_free_vlan_addresses6(struct qeth_card *card,
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struct inet6_dev *in6_dev;
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struct inet6_ifaddr *ifa;
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struct qeth_ipaddr *addr;
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struct net_device *netdev;
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QETH_CARD_TEXT(card, 4, "frvaddr6");
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in6_dev = in6_dev_get(vlan_group_get_device(card->vlangrp, vid));
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netdev = __vlan_find_dev_deep(card->dev, vid);
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in6_dev = in6_dev_get(netdev);
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if (!in6_dev)
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return;
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list_for_each_entry(ifa, &in6_dev->addr_list, if_list) {
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@ -1856,26 +1864,15 @@ static void qeth_l3_free_vlan_addresses6(struct qeth_card *card,
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static void qeth_l3_free_vlan_addresses(struct qeth_card *card,
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unsigned short vid)
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{
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if (!card->vlangrp)
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return;
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qeth_l3_free_vlan_addresses4(card, vid);
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qeth_l3_free_vlan_addresses6(card, vid);
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}
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static void qeth_l3_vlan_rx_register(struct net_device *dev,
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struct vlan_group *grp)
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{
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struct qeth_card *card = dev->ml_priv;
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unsigned long flags;
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QETH_CARD_TEXT(card, 4, "vlanreg");
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spin_lock_irqsave(&card->vlanlock, flags);
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card->vlangrp = grp;
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spin_unlock_irqrestore(&card->vlanlock, flags);
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}
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static void qeth_l3_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
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{
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struct qeth_card *card = dev->ml_priv;
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set_bit(vid, card->active_vlans);
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return;
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}
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@ -1892,7 +1889,7 @@ static void qeth_l3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
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spin_lock_irqsave(&card->vlanlock, flags);
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/* unregister IP addresses of vlan device */
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qeth_l3_free_vlan_addresses(card, vid);
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vlan_group_set_device(card->vlangrp, vid, NULL);
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clear_bit(vid, card->active_vlans);
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spin_unlock_irqrestore(&card->vlanlock, flags);
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qeth_l3_set_multicast_list(card->dev);
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}
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@ -2014,10 +2011,8 @@ static int qeth_l3_process_inbound_buffer(struct qeth_card *card,
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&vlan_tag);
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len = skb->len;
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if (is_vlan && !card->options.sniffer)
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vlan_gro_receive(&card->napi, card->vlangrp,
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vlan_tag, skb);
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else
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napi_gro_receive(&card->napi, skb);
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__vlan_hwaccel_put_tag(skb, vlan_tag);
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napi_gro_receive(&card->napi, skb);
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break;
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case QETH_HEADER_TYPE_LAYER2: /* for HiperSockets sniffer */
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skb->pkt_type = PACKET_HOST;
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@ -2118,15 +2113,15 @@ static int qeth_l3_verify_vlan_dev(struct net_device *dev,
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struct qeth_card *card)
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{
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int rc = 0;
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struct vlan_group *vg;
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int i;
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u16 vid;
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vg = card->vlangrp;
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if (!vg)
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return rc;
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for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
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struct net_device *netdev;
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for (i = 0; i < VLAN_N_VID; i++) {
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if (vlan_group_get_device(vg, i) == dev) {
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rcu_read_lock();
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netdev = __vlan_find_dev_deep(dev, vid);
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rcu_read_unlock();
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if (netdev == dev) {
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rc = QETH_VLAN_CARD;
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break;
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}
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@ -2803,7 +2798,7 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
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* before we're going to overwrite this location with next hop ip.
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* v6 uses passthrough, v4 sets the tag in the QDIO header.
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*/
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if (card->vlangrp && vlan_tx_tag_present(skb)) {
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if (vlan_tx_tag_present(skb)) {
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if ((ipv == 4) || (card->info.type == QETH_CARD_TYPE_IQD))
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hdr->hdr.l3.ext_flags = QETH_HDR_EXT_VLAN_FRAME;
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else
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@ -2988,8 +2983,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
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skb_pull(new_skb, ETH_HLEN);
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}
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if (ipv != 4 && card->vlangrp &&
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vlan_tx_tag_present(new_skb)) {
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if (ipv != 4 && vlan_tx_tag_present(new_skb)) {
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skb_push(new_skb, VLAN_HLEN);
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skb_copy_to_linear_data(new_skb, new_skb->data + 4, 4);
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skb_copy_to_linear_data_offset(new_skb, 4,
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@ -3233,14 +3227,13 @@ static const struct net_device_ops qeth_l3_netdev_ops = {
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.ndo_start_xmit = qeth_l3_hard_start_xmit,
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.ndo_validate_addr = eth_validate_addr,
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.ndo_set_multicast_list = qeth_l3_set_multicast_list,
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.ndo_do_ioctl = qeth_l3_do_ioctl,
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.ndo_change_mtu = qeth_change_mtu,
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.ndo_fix_features = qeth_l3_fix_features,
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.ndo_set_features = qeth_l3_set_features,
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.ndo_vlan_rx_register = qeth_l3_vlan_rx_register,
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.ndo_do_ioctl = qeth_l3_do_ioctl,
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.ndo_change_mtu = qeth_change_mtu,
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.ndo_fix_features = qeth_l3_fix_features,
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.ndo_set_features = qeth_l3_set_features,
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.ndo_vlan_rx_add_vid = qeth_l3_vlan_rx_add_vid,
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.ndo_vlan_rx_kill_vid = qeth_l3_vlan_rx_kill_vid,
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.ndo_tx_timeout = qeth_tx_timeout,
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.ndo_tx_timeout = qeth_tx_timeout,
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};
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static const struct net_device_ops qeth_l3_osa_netdev_ops = {
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@ -3250,14 +3243,13 @@ static const struct net_device_ops qeth_l3_osa_netdev_ops = {
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.ndo_start_xmit = qeth_l3_hard_start_xmit,
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.ndo_validate_addr = eth_validate_addr,
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.ndo_set_multicast_list = qeth_l3_set_multicast_list,
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.ndo_do_ioctl = qeth_l3_do_ioctl,
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.ndo_change_mtu = qeth_change_mtu,
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.ndo_fix_features = qeth_l3_fix_features,
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.ndo_set_features = qeth_l3_set_features,
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.ndo_vlan_rx_register = qeth_l3_vlan_rx_register,
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.ndo_do_ioctl = qeth_l3_do_ioctl,
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.ndo_change_mtu = qeth_change_mtu,
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.ndo_fix_features = qeth_l3_fix_features,
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.ndo_set_features = qeth_l3_set_features,
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.ndo_vlan_rx_add_vid = qeth_l3_vlan_rx_add_vid,
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.ndo_vlan_rx_kill_vid = qeth_l3_vlan_rx_kill_vid,
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.ndo_tx_timeout = qeth_tx_timeout,
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.ndo_tx_timeout = qeth_tx_timeout,
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.ndo_neigh_setup = qeth_l3_neigh_setup,
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};
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