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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-01-14 08:36:15 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-01-14 08:36:15 -0800 |
commit | 4a24eef671614aea479eac6c9ce5fa2cf590ee76 (patch) | |
tree | 4861f88217c3468cdeae74ad427a4129220e45f2 /net | |
parent | 4f374425b625d48445e370f63c896283eb2a9bae (diff) | |
parent | cd65c3c7d1081290b7365897c2290a84aa967d4d (diff) | |
download | linux-stable-4a24eef671614aea479eac6c9ce5fa2cf590ee76.tar.gz linux-stable-4a24eef671614aea479eac6c9ce5fa2cf590ee76.tar.bz2 linux-stable-4a24eef671614aea479eac6c9ce5fa2cf590ee76.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (34 commits)
net: fix build erros with CONFIG_BUG=n, CONFIG_GENERIC_BUG=n
ipv6: skb_dst() can be NULL in ipv6_hop_jumbo().
tg3: Update copyright and driver version
tg3: Disable 5717 serdes and B0 support
tg3: Add reliable serdes detection for 5717 A0
tg3: Fix std rx prod ring handling
tg3: Fix std prod ring nicaddr for 5787 and 57765
sfc: Fix conditions for MDIO self-test
sfc: Fix polling for slow MCDI operations
e1000e: workaround link issues on busy hub in half duplex on 82577/82578
e1000e: MDIO slow mode should always be done for 82577
ixgbe: update copyright dates
ixgbe: Do not attempt to perform interrupts in netpoll when down
cfg80211: fix refcount imbalance when wext is disabled
mac80211: fix queue selection for data frames on monitor interfaces
iwlwifi: silence buffer overflow warning
iwlwifi: disable tx on beacon update notification
iwlwifi: fix iwl_queue_used bug when read_ptr == write_ptr
mac80211: fix endian error
mac80211: add missing sanity checks for action frames
...
Diffstat (limited to 'net')
-rw-r--r-- | net/ipv6/exthdrs.c | 7 | ||||
-rw-r--r-- | net/mac80211/iface.c | 47 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 8 | ||||
-rw-r--r-- | net/mac80211/rx.c | 8 | ||||
-rw-r--r-- | net/mac80211/scan.c | 10 | ||||
-rw-r--r-- | net/mac80211/tx.c | 5 | ||||
-rw-r--r-- | net/mac80211/util.c | 12 | ||||
-rw-r--r-- | net/mac80211/wme.c | 96 | ||||
-rw-r--r-- | net/mac80211/wme.h | 8 | ||||
-rw-r--r-- | net/wireless/core.c | 4 | ||||
-rw-r--r-- | net/wireless/reg.c | 2 |
11 files changed, 161 insertions, 46 deletions
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c index df159fffe4bc..4bac362b1335 100644 --- a/net/ipv6/exthdrs.c +++ b/net/ipv6/exthdrs.c @@ -559,6 +559,11 @@ static inline struct inet6_dev *ipv6_skb_idev(struct sk_buff *skb) return skb_dst(skb) ? ip6_dst_idev(skb_dst(skb)) : __in6_dev_get(skb->dev); } +static inline struct net *ipv6_skb_net(struct sk_buff *skb) +{ + return skb_dst(skb) ? dev_net(skb_dst(skb)->dev) : dev_net(skb->dev); +} + /* Router Alert as of RFC 2711 */ static int ipv6_hop_ra(struct sk_buff *skb, int optoff) @@ -580,8 +585,8 @@ static int ipv6_hop_ra(struct sk_buff *skb, int optoff) static int ipv6_hop_jumbo(struct sk_buff *skb, int optoff) { const unsigned char *nh = skb_network_header(skb); + struct net *net = ipv6_skb_net(skb); u32 pkt_len; - struct net *net = dev_net(skb_dst(skb)->dev); if (nh[optoff + 1] != 4 || (optoff & 3) != 2) { LIMIT_NETDEBUG(KERN_DEBUG "ipv6_hop_jumbo: wrong jumbo opt length/alignment %d\n", diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 80c16f6e2af6..32abae3ce32a 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -15,12 +15,14 @@ #include <linux/netdevice.h> #include <linux/rtnetlink.h> #include <net/mac80211.h> +#include <net/ieee80211_radiotap.h> #include "ieee80211_i.h" #include "sta_info.h" #include "debugfs_netdev.h" #include "mesh.h" #include "led.h" #include "driver-ops.h" +#include "wme.h" /** * DOC: Interface list locking @@ -314,7 +316,7 @@ static int ieee80211_open(struct net_device *dev) if (sdata->vif.type == NL80211_IFTYPE_STATION) ieee80211_queue_work(&local->hw, &sdata->u.mgd.work); - netif_start_queue(dev); + netif_tx_start_all_queues(dev); return 0; err_del_interface: @@ -343,7 +345,7 @@ static int ieee80211_stop(struct net_device *dev) /* * Stop TX on this interface first. */ - netif_stop_queue(dev); + netif_tx_stop_all_queues(dev); /* * Now delete all active aggregation sessions. @@ -644,6 +646,12 @@ static void ieee80211_teardown_sdata(struct net_device *dev) WARN_ON(flushed); } +static u16 ieee80211_netdev_select_queue(struct net_device *dev, + struct sk_buff *skb) +{ + return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb); +} + static const struct net_device_ops ieee80211_dataif_ops = { .ndo_open = ieee80211_open, .ndo_stop = ieee80211_stop, @@ -652,8 +660,38 @@ static const struct net_device_ops ieee80211_dataif_ops = { .ndo_set_multicast_list = ieee80211_set_multicast_list, .ndo_change_mtu = ieee80211_change_mtu, .ndo_set_mac_address = eth_mac_addr, + .ndo_select_queue = ieee80211_netdev_select_queue, }; +static u16 ieee80211_monitor_select_queue(struct net_device *dev, + struct sk_buff *skb) +{ + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct ieee80211_local *local = sdata->local; + struct ieee80211_hdr *hdr; + struct ieee80211_radiotap_header *rtap = (void *)skb->data; + u8 *p; + + if (local->hw.queues < 4) + return 0; + + if (skb->len < 4 || + skb->len < le16_to_cpu(rtap->it_len) + 2 /* frame control */) + return 0; /* doesn't matter, frame will be dropped */ + + hdr = (void *)((u8 *)skb->data + le16_to_cpu(rtap->it_len)); + + if (!ieee80211_is_data_qos(hdr->frame_control)) { + skb->priority = 7; + return ieee802_1d_to_ac[skb->priority]; + } + + p = ieee80211_get_qos_ctl(hdr); + skb->priority = *p & IEEE80211_QOS_CTL_TAG1D_MASK; + + return ieee80211_downgrade_queue(local, skb); +} + static const struct net_device_ops ieee80211_monitorif_ops = { .ndo_open = ieee80211_open, .ndo_stop = ieee80211_stop, @@ -662,6 +700,7 @@ static const struct net_device_ops ieee80211_monitorif_ops = { .ndo_set_multicast_list = ieee80211_set_multicast_list, .ndo_change_mtu = ieee80211_change_mtu, .ndo_set_mac_address = eth_mac_addr, + .ndo_select_queue = ieee80211_monitor_select_queue, }; static void ieee80211_if_setup(struct net_device *dev) @@ -768,8 +807,8 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, ASSERT_RTNL(); - ndev = alloc_netdev(sizeof(*sdata) + local->hw.vif_data_size, - name, ieee80211_if_setup); + ndev = alloc_netdev_mq(sizeof(*sdata) + local->hw.vif_data_size, + name, ieee80211_if_setup, local->hw.queues); if (!ndev) return -ENOMEM; dev_net_set(ndev, wiphy_net(local->hw.wiphy)); diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index c79e59f82fd9..05a18f43e1bf 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -942,7 +942,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, ieee80211_recalc_ps(local, -1); mutex_unlock(&local->iflist_mtx); - netif_start_queue(sdata->dev); + netif_tx_start_all_queues(sdata->dev); netif_carrier_on(sdata->dev); } @@ -1074,7 +1074,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, * time -- we don't want the scan code to enable queues. */ - netif_stop_queue(sdata->dev); + netif_tx_stop_all_queues(sdata->dev); netif_carrier_off(sdata->dev); rcu_read_lock(); @@ -1963,7 +1963,9 @@ static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, rma = ieee80211_rx_mgmt_disassoc(sdata, mgmt, skb->len); break; case IEEE80211_STYPE_ACTION: - /* XXX: differentiate, can only happen for CSA now! */ + if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT) + break; + ieee80211_sta_process_chanswitch(sdata, &mgmt->u.action.u.chan_switch.sw_elem, ifmgd->associated); diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 9f2807aeaf52..82a30c1bf3ab 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1746,7 +1746,9 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx) memset(info, 0, sizeof(*info)); info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING; info->control.vif = &rx->sdata->vif; - ieee80211_select_queue(local, fwd_skb); + skb_set_queue_mapping(skb, + ieee80211_select_queue(rx->sdata, fwd_skb)); + ieee80211_set_qos_hdr(local, skb); if (is_multicast_ether_addr(fwd_hdr->addr1)) IEEE80211_IFSTA_MESH_CTR_INC(&sdata->u.mesh, fwded_mcast); @@ -2013,6 +2015,10 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) } break; default: + /* do not process rejected action frames */ + if (mgmt->u.action.category & 0x80) + return RX_DROP_MONITOR; + return RX_CONTINUE; } diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index f1a4c7160300..f934c9620b73 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -353,10 +353,10 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted) if (sdata->vif.type == NL80211_IFTYPE_STATION) { if (sdata->u.mgd.associated) { ieee80211_scan_ps_disable(sdata); - netif_wake_queue(sdata->dev); + netif_tx_wake_all_queues(sdata->dev); } } else - netif_wake_queue(sdata->dev); + netif_tx_wake_all_queues(sdata->dev); /* re-enable beaconing */ if (sdata->vif.type == NL80211_IFTYPE_AP || @@ -411,7 +411,7 @@ static int ieee80211_start_sw_scan(struct ieee80211_local *local) * are handled in the scan state machine */ if (sdata->vif.type != NL80211_IFTYPE_STATION) - netif_stop_queue(sdata->dev); + netif_tx_stop_all_queues(sdata->dev); } mutex_unlock(&local->iflist_mtx); @@ -575,7 +575,7 @@ static void ieee80211_scan_state_leave_oper_channel(struct ieee80211_local *loca continue; if (sdata->vif.type == NL80211_IFTYPE_STATION) { - netif_stop_queue(sdata->dev); + netif_tx_stop_all_queues(sdata->dev); if (sdata->u.mgd.associated) ieee80211_scan_ps_enable(sdata); } @@ -610,7 +610,7 @@ static void ieee80211_scan_state_enter_oper_channel(struct ieee80211_local *loca if (sdata->vif.type == NL80211_IFTYPE_STATION) { if (sdata->u.mgd.associated) ieee80211_scan_ps_disable(sdata); - netif_wake_queue(sdata->dev); + netif_tx_wake_all_queues(sdata->dev); } } mutex_unlock(&local->iflist_mtx); diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 27ceaefd7bc8..ac210b586702 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1512,7 +1512,7 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, return; } - ieee80211_select_queue(local, skb); + ieee80211_set_qos_hdr(local, skb); ieee80211_tx(sdata, skb, false); rcu_read_unlock(); } @@ -2291,6 +2291,9 @@ void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) skb_set_network_header(skb, 0); skb_set_transport_header(skb, 0); + /* send all internal mgmt frames on VO */ + skb_set_queue_mapping(skb, 0); + /* * The other path calling ieee80211_xmit is from the tasklet, * and while we can handle concurrent transmissions locking diff --git a/net/mac80211/util.c b/net/mac80211/util.c index dc76267e436e..3848140313f5 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -269,6 +269,7 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue, enum queue_stop_reason reason) { struct ieee80211_local *local = hw_to_local(hw); + struct ieee80211_sub_if_data *sdata; if (WARN_ON(queue >= hw->queues)) return; @@ -281,6 +282,11 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue, if (!skb_queue_empty(&local->pending[queue])) tasklet_schedule(&local->tx_pending_tasklet); + + rcu_read_lock(); + list_for_each_entry_rcu(sdata, &local->interfaces, list) + netif_tx_wake_queue(netdev_get_tx_queue(sdata->dev, queue)); + rcu_read_unlock(); } void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, @@ -305,11 +311,17 @@ static void __ieee80211_stop_queue(struct ieee80211_hw *hw, int queue, enum queue_stop_reason reason) { struct ieee80211_local *local = hw_to_local(hw); + struct ieee80211_sub_if_data *sdata; if (WARN_ON(queue >= hw->queues)) return; __set_bit(reason, &local->queue_stop_reasons[queue]); + + rcu_read_lock(); + list_for_each_entry_rcu(sdata, &local->interfaces, list) + netif_tx_stop_queue(netdev_get_tx_queue(sdata->dev, queue)); + rcu_read_unlock(); } void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c index b19b7696f3a2..79d887dae738 100644 --- a/net/mac80211/wme.c +++ b/net/mac80211/wme.c @@ -44,22 +44,69 @@ static int wme_downgrade_ac(struct sk_buff *skb) } -/* Indicate which queue to use. */ -static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb) +/* Indicate which queue to use. */ +u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb) { - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; + struct ieee80211_local *local = sdata->local; + struct sta_info *sta = NULL; + u32 sta_flags = 0; + const u8 *ra = NULL; + bool qos = false; - if (!ieee80211_is_data(hdr->frame_control)) { - /* management frames go on AC_VO queue, but are sent - * without QoS control fields */ - return 0; + if (local->hw.queues < 4 || skb->len < 6) { + skb->priority = 0; /* required for correct WPA/11i MIC */ + return min_t(u16, local->hw.queues - 1, + ieee802_1d_to_ac[skb->priority]); + } + + rcu_read_lock(); + switch (sdata->vif.type) { + case NL80211_IFTYPE_AP_VLAN: + rcu_read_lock(); + sta = rcu_dereference(sdata->u.vlan.sta); + if (sta) + sta_flags = get_sta_flags(sta); + rcu_read_unlock(); + if (sta) + break; + case NL80211_IFTYPE_AP: + ra = skb->data; + break; + case NL80211_IFTYPE_WDS: + ra = sdata->u.wds.remote_addr; + break; +#ifdef CONFIG_MAC80211_MESH + case NL80211_IFTYPE_MESH_POINT: + /* + * XXX: This is clearly broken ... but already was before, + * because ieee80211_fill_mesh_addresses() would clear A1 + * except for multicast addresses. + */ + break; +#endif + case NL80211_IFTYPE_STATION: + ra = sdata->u.mgd.bssid; + break; + case NL80211_IFTYPE_ADHOC: + ra = skb->data; + break; + default: + break; } - if (0 /* injected */) { - /* use AC from radiotap */ + if (!sta && ra && !is_multicast_ether_addr(ra)) { + sta = sta_info_get(local, ra); + if (sta) + sta_flags = get_sta_flags(sta); } - if (!ieee80211_is_data_qos(hdr->frame_control)) { + if (sta_flags & WLAN_STA_WME) + qos = true; + + rcu_read_unlock(); + + if (!qos) { skb->priority = 0; /* required for correct WPA/11i MIC */ return ieee802_1d_to_ac[skb->priority]; } @@ -68,6 +115,12 @@ static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb) * data frame has */ skb->priority = cfg80211_classify8021d(skb); + return ieee80211_downgrade_queue(local, skb); +} + +u16 ieee80211_downgrade_queue(struct ieee80211_local *local, + struct sk_buff *skb) +{ /* in case we are a client verify acm is not set for this ac */ while (unlikely(local->wmm_acm & BIT(skb->priority))) { if (wme_downgrade_ac(skb)) { @@ -85,24 +138,17 @@ static u16 classify80211(struct ieee80211_local *local, struct sk_buff *skb) return ieee802_1d_to_ac[skb->priority]; } -void ieee80211_select_queue(struct ieee80211_local *local, struct sk_buff *skb) +void ieee80211_set_qos_hdr(struct ieee80211_local *local, struct sk_buff *skb) { - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; - u16 queue; - u8 tid; - - queue = classify80211(local, skb); - if (unlikely(queue >= local->hw.queues)) - queue = local->hw.queues - 1; - - /* - * Now we know the 1d priority, fill in the QoS header if - * there is one (and we haven't done this before). - */ + struct ieee80211_hdr *hdr = (void *)skb->data; + + /* Fill in the QoS header if there is one. */ if (ieee80211_is_data_qos(hdr->frame_control)) { u8 *p = ieee80211_get_qos_ctl(hdr); - u8 ack_policy = 0; + u8 ack_policy = 0, tid; + tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK; + if (unlikely(local->wifi_wme_noack_test)) ack_policy |= QOS_CONTROL_ACK_POLICY_NOACK << QOS_CONTROL_ACK_POLICY_SHIFT; @@ -110,6 +156,4 @@ void ieee80211_select_queue(struct ieee80211_local *local, struct sk_buff *skb) *p++ = ack_policy | tid; *p = 0; } - - skb_set_queue_mapping(skb, queue); } diff --git a/net/mac80211/wme.h b/net/mac80211/wme.h index d4fd87ca5118..6053b1c9feee 100644 --- a/net/mac80211/wme.h +++ b/net/mac80211/wme.h @@ -20,7 +20,11 @@ extern const int ieee802_1d_to_ac[8]; -void ieee80211_select_queue(struct ieee80211_local *local, - struct sk_buff *skb); +u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb); +void ieee80211_set_qos_hdr(struct ieee80211_local *local, struct sk_buff *skb); +u16 ieee80211_downgrade_queue(struct ieee80211_local *local, + struct sk_buff *skb); + #endif /* _WME_H */ diff --git a/net/wireless/core.c b/net/wireless/core.c index c2a2c563d21a..92b812442488 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -745,9 +745,9 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, mutex_unlock(&rdev->devlist_mtx); dev_put(dev); } -#ifdef CONFIG_CFG80211_WEXT cfg80211_lock_rdev(rdev); mutex_lock(&rdev->devlist_mtx); +#ifdef CONFIG_CFG80211_WEXT wdev_lock(wdev); switch (wdev->iftype) { case NL80211_IFTYPE_ADHOC: @@ -760,10 +760,10 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, break; } wdev_unlock(wdev); +#endif rdev->opencount++; mutex_unlock(&rdev->devlist_mtx); cfg80211_unlock_rdev(rdev); -#endif break; case NETDEV_UNREGISTER: /* diff --git a/net/wireless/reg.c b/net/wireless/reg.c index baa898add287..7a0754c92df4 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1690,7 +1690,7 @@ int regulatory_hint_user(const char *alpha2) request->wiphy_idx = WIPHY_IDX_STALE; request->alpha2[0] = alpha2[0]; request->alpha2[1] = alpha2[1]; - request->initiator = NL80211_REGDOM_SET_BY_USER, + request->initiator = NL80211_REGDOM_SET_BY_USER; queue_regulatory_request(request); |