diff options
Diffstat (limited to 'package/kernel/mac80211/patches/subsys/316-mac80211-skip-encap-offload-for-tx-multicast-control.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/subsys/316-mac80211-skip-encap-offload-for-tx-multicast-control.patch | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/package/kernel/mac80211/patches/subsys/316-mac80211-skip-encap-offload-for-tx-multicast-control.patch b/package/kernel/mac80211/patches/subsys/316-mac80211-skip-encap-offload-for-tx-multicast-control.patch deleted file mode 100644 index e8763e6237..0000000000 --- a/package/kernel/mac80211/patches/subsys/316-mac80211-skip-encap-offload-for-tx-multicast-control.patch +++ /dev/null @@ -1,136 +0,0 @@ -From: Felix Fietkau <nbd@nbd.name> -Date: Fri, 21 Aug 2020 05:54:10 +0200 -Subject: [PATCH] mac80211: skip encap offload for tx multicast/control - packets - -This simplifies the checks in the encap offload tx handler and allows using -it in cases where software crypto is used for multicast packets, e.g. when -using an AP_VLAN. - -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- - ---- a/net/mac80211/tx.c -+++ b/net/mac80211/tx.c -@@ -4181,88 +4181,47 @@ static void ieee80211_8023_xmit(struct i - struct sk_buff *skb) - { - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); -- struct ethhdr *ehdr = (struct ethhdr *)skb->data; - struct ieee80211_local *local = sdata->local; -- bool authorized = false; -- bool multicast; -- unsigned char *ra = ehdr->h_dest; - struct tid_ampdu_tx *tid_tx; - u8 tid; - -- if (IS_ERR(sta) || (sta && !sta->uploaded)) -- sta = NULL; -- -- if (sdata->vif.type == NL80211_IFTYPE_STATION && -- (!sta || !test_sta_flag(sta, WLAN_STA_TDLS_PEER))) -- ra = sdata->u.mgd.bssid; -- -- if (is_zero_ether_addr(ra)) -- goto out_free; -- - if (local->ops->wake_tx_queue) { - u16 queue = __ieee80211_select_queue(sdata, sta, skb); - skb_set_queue_mapping(skb, queue); - skb_get_hash(skb); - } - -- multicast = is_multicast_ether_addr(ra); -- -- if (sta) -- authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED); -- -- if (!multicast && !authorized && -- (ehdr->h_proto != sdata->control_port_protocol || -- !ether_addr_equal(sdata->vif.addr, ehdr->h_source))) -- goto out_free; -- -- if (multicast && sdata->vif.type == NL80211_IFTYPE_AP && -- !atomic_read(&sdata->u.ap.num_mcast_sta)) -- goto out_free; -- - if (unlikely(test_bit(SCAN_SW_SCANNING, &local->scanning)) && - test_bit(SDATA_STATE_OFFCHANNEL, &sdata->state)) - goto out_free; - - memset(info, 0, sizeof(*info)); - -- if (sta) { -- tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK; -- tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[tid]); -- if (tid_tx) { -- if (!test_bit(HT_AGG_STATE_OPERATIONAL, &tid_tx->state)) { -- /* fall back to non-offload slow path */ -- __ieee80211_subif_start_xmit(skb, dev, 0, 0, NULL); -- return; -- } -- -- info->flags |= IEEE80211_TX_CTL_AMPDU; -- if (tid_tx->timeout) -- tid_tx->last_tx = jiffies; -+ tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK; -+ tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[tid]); -+ if (tid_tx) { -+ if (!test_bit(HT_AGG_STATE_OPERATIONAL, &tid_tx->state)) { -+ /* fall back to non-offload slow path */ -+ __ieee80211_subif_start_xmit(skb, dev, 0, 0, NULL); -+ return; - } -+ -+ info->flags |= IEEE80211_TX_CTL_AMPDU; -+ if (tid_tx->timeout) -+ tid_tx->last_tx = jiffies; - } - -- if (unlikely(!multicast && skb->sk && -+ if (unlikely(skb->sk && - skb_shinfo(skb)->tx_flags & SKBTX_WIFI_STATUS)) - info->ack_frame_id = ieee80211_store_ack_skb(local, skb, - &info->flags, NULL); - -- if (unlikely(sdata->control_port_protocol == ehdr->h_proto)) { -- if (sdata->control_port_no_encrypt) -- info->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; -- info->control.flags |= IEEE80211_TX_CTRL_PORT_CTRL_PROTO; -- } -- -- if (multicast) -- info->flags |= IEEE80211_TX_CTL_NO_ACK; -- - info->hw_queue = sdata->vif.hw_queue[skb_get_queue_mapping(skb)]; - - ieee80211_tx_stats(dev, skb->len); - -- if (sta) { -- sta->tx_stats.bytes[skb_get_queue_mapping(skb)] += skb->len; -- sta->tx_stats.packets[skb_get_queue_mapping(skb)]++; -- } -+ sta->tx_stats.bytes[skb_get_queue_mapping(skb)] += skb->len; -+ sta->tx_stats.packets[skb_get_queue_mapping(skb)]++; - - if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) - sdata = container_of(sdata->bss, -@@ -4283,6 +4242,7 @@ netdev_tx_t ieee80211_subif_start_xmit_8 - struct net_device *dev) - { - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); -+ struct ethhdr *ehdr = (struct ethhdr *)skb->data; - struct sta_info *sta; - - if (WARN_ON(!sdata->hw_80211_encap)) { -@@ -4299,6 +4259,10 @@ netdev_tx_t ieee80211_subif_start_xmit_8 - - if (ieee80211_lookup_ra_sta(sdata, skb, &sta)) - kfree_skb(skb); -+ else if (unlikely(IS_ERR_OR_NULL(sta) || !sta->uploaded || -+ !test_sta_flag(sta, WLAN_STA_AUTHORIZED) || -+ sdata->control_port_protocol == ehdr->h_proto)) -+ ieee80211_subif_start_xmit(skb, dev); - else - ieee80211_8023_xmit(sdata, dev, sta, skb); - |