ieee80211_configure_filter takes ieee80211_sub_if_data*
as argument instead of ieee80211_local*.
reconfig_filter work is now bounded to ieee80211_sub_if_data.
Signed-off-by: Lukasz Kucharczyk <lukasz.kucharczyk@xxxxxxxxx>
---
net/mac80211/cfg.c | 6 +++---
net/mac80211/ieee80211_i.h | 15 ++++++++-------
net/mac80211/iface.c | 31 ++++++++++++++++++++++---------
net/mac80211/main.c | 21 +++++++--------------
net/mac80211/mesh.c | 4 ++--
net/mac80211/scan.c | 8 +++++---
net/mac80211/util.c | 6 ++----
7 files changed, 49 insertions(+), 42 deletions(-)
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 85ac364..d3ae0df 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -69,7 +69,6 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
sdata->u.mgd.use_4addr = params->use_4addr;
if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags) {
- struct ieee80211_local *local = sdata->local;
if (ieee80211_sdata_running(sdata)) {
/*
@@ -88,7 +87,7 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
sdata->u.mntr_flags = *flags;
ieee80211_adjust_monitor_flags(sdata, 1);
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
} else {
/*
* Because the interface is down, ieee80211_do_stop
@@ -2489,6 +2488,7 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
u16 frame_type, bool reg)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
return;
@@ -2498,7 +2498,7 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
else
local->probe_req_reg--;
- ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+ ieee80211_queue_work(&local->hw, &sdata->reconfig_filter);
}
static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index e6cbf5b..78fc9cc 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -723,6 +723,13 @@ struct ieee80211_sub_if_data {
struct dentry *default_mgmt_key;
} debugfs;
#endif
+
+ /* protects the aggregated multicast list and filter calls */
+ spinlock_t filter_lock;
+
+ /* used for uploading changed mc list */
+ struct work_struct reconfig_filter;
+
/* must be last, dynamically sized area in this! */
struct ieee80211_vif vif;
};
@@ -842,12 +849,6 @@ struct ieee80211_local {
bool wiphy_ciphers_allocated;
- /* protects the aggregated multicast list and filter calls */
- spinlock_t filter_lock;
-
- /* used for uploading changed mc list */
- struct work_struct reconfig_filter;
-
/* used to reconfigure hardware SM PS */
struct work_struct recalc_smps;
@@ -1171,7 +1172,7 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed);
void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx);
void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
u32 changed);
-void ieee80211_configure_filter(struct ieee80211_local *local);
+void ieee80211_configure_filter(struct ieee80211_sub_if_data *sdata);
u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata);
/* STA code */
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 87aeb4f..059388b 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -385,7 +385,7 @@ static int ieee80211_do_open(struct net_device *dev, bool coming_up)
}
ieee80211_adjust_monitor_flags(sdata, 1);
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
netif_carrier_on(dev);
break;
@@ -405,7 +405,7 @@ static int ieee80211_do_open(struct net_device *dev, bool coming_up)
local->fif_pspoll++;
local->fif_probe_req++;
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
} else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
local->fif_probe_req++;
}
@@ -566,13 +566,13 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
}
netif_addr_lock_bh(sdata->dev);
- spin_lock_bh(&local->filter_lock);
+ spin_lock_bh(&sdata->filter_lock);
__hw_addr_unsync(&local->mc_list, &sdata->dev->mc,
sdata->dev->addr_len);
- spin_unlock_bh(&local->filter_lock);
+ spin_unlock_bh(&sdata->filter_lock);
netif_addr_unlock_bh(sdata->dev);
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
del_timer_sync(&local->dynamic_ps_timer);
cancel_work_sync(&local->dynamic_ps_enable_work);
@@ -631,7 +631,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
}
ieee80211_adjust_monitor_flags(sdata, -1);
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
break;
default:
flush_work(&sdata->work);
@@ -741,10 +741,10 @@ static void ieee80211_set_multicast_list(struct net_device *dev)
atomic_dec(&local->iff_promiscs);
sdata->flags ^= IEEE80211_SDATA_PROMISC;
}
- spin_lock_bh(&local->filter_lock);
+ spin_lock_bh(&sdata->filter_lock);
__hw_addr_sync(&local->mc_list, &dev->mc, dev->addr_len);
- spin_unlock_bh(&local->filter_lock);
- ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+ spin_unlock_bh(&sdata->filter_lock);
+ ieee80211_queue_work(&local->hw, &sdata->reconfig_filter);
}
/*
@@ -960,6 +960,14 @@ static void ieee80211_iface_work(struct work_struct *work)
}
}
+static void ieee80211_reconfig_filter(struct work_struct *work)
+{
+ struct ieee80211_sub_if_data *sdata =
+ container_of(work, struct ieee80211_sub_if_data,
+ reconfig_filter);
+
+ ieee80211_configure_filter(sdata);
+}
/*
* Helper function to initialise an interface to a specific type.
@@ -984,8 +992,11 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
/* only monitor differs */
sdata->dev->type = ARPHRD_ETHER;
+ spin_lock_init(&sdata->filter_lock);
+
skb_queue_head_init(&sdata->skb_queue);
INIT_WORK(&sdata->work, ieee80211_iface_work);
+ INIT_WORK(&sdata->reconfig_filter, ieee80211_reconfig_filter);
switch (type) {
case NL80211_IFTYPE_P2P_GO:
@@ -1373,6 +1384,8 @@ void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata)
{
ASSERT_RTNL();
+ cancel_work_sync(&sdata->reconfig_filter);
+
mutex_lock(&sdata->local->iflist_mtx);
list_del_rcu(&sdata->list);
mutex_unlock(&sdata->local->iflist_mtx);
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index d81c178..14c990a 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -35,11 +35,15 @@
static struct lock_class_key ieee80211_rx_skb_queue_class;
-void ieee80211_configure_filter(struct ieee80211_local *local)
+void ieee80211_configure_filter(struct ieee80211_sub_if_data *sdata)
{
u64 mc;
unsigned int changed_flags;
unsigned int new_flags = 0;
+ struct ieee80211_local *local = sdata->local;
+
+ if (!ieee80211_sdata_running(sdata))
+ return;
if (atomic_read(&local->iff_promiscs))
new_flags |= FIF_PROMISC_IN_BSS;
@@ -69,11 +73,11 @@ void ieee80211_configure_filter(struct ieee80211_local *local)
if (local->fif_pspoll)
new_flags |= FIF_PSPOLL;
- spin_lock_bh(&local->filter_lock);
+ spin_lock_bh(&sdata->filter_lock);
changed_flags = local->filter_flags ^ new_flags;
mc = drv_prepare_multicast(local, &local->mc_list);
- spin_unlock_bh(&local->filter_lock);
+ spin_unlock_bh(&sdata->filter_lock);
/* be a bit nasty */
new_flags |= (1<<31);
@@ -85,14 +89,6 @@ void ieee80211_configure_filter(struct ieee80211_local *local)
local->filter_flags = new_flags & ~(1<<31);
}
-static void ieee80211_reconfig_filter(struct work_struct *work)
-{
- struct ieee80211_local *local =
- container_of(work, struct ieee80211_local, reconfig_filter);
-
- ieee80211_configure_filter(local);
-}
-
int ieee80211_hw_config(struct ieee80211_local *local, u32 changed)
{
struct ieee80211_channel *chan;
@@ -610,7 +606,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
mutex_init(&local->mtx);
mutex_init(&local->key_mtx);
- spin_lock_init(&local->filter_lock);
spin_lock_init(&local->queue_stop_reason_lock);
/*
@@ -627,7 +622,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
INIT_WORK(&local->restart_work, ieee80211_restart_work);
- INIT_WORK(&local->reconfig_filter, ieee80211_reconfig_filter);
INIT_WORK(&local->recalc_smps, ieee80211_recalc_smps_work);
local->smps_mode = IEEE80211_SMPS_OFF;
@@ -1015,7 +1009,6 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw)
rtnl_unlock();
cancel_work_sync(&local->restart_work);
- cancel_work_sync(&local->reconfig_filter);
ieee80211_clear_tx_pending(local);
rate_control_deinitialize(local);
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 7cf1950..94acc1c 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -585,7 +585,7 @@ void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata)
local->fif_other_bss++;
/* mesh ifaces must set allmulti to forward mcast traffic */
atomic_inc(&local->iff_allmultis);
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
ifmsh->mesh_cc_id = 0; /* Disabled */
ifmsh->mesh_auth_id = 0; /* Disabled */
@@ -631,7 +631,7 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata)
local->fif_other_bss--;
atomic_dec(&local->iff_allmultis);
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
}
static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 379f178..9a2cba8 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -277,6 +277,7 @@ static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted,
bool was_hw_scan)
{
struct ieee80211_local *local = hw_to_local(hw);
+ struct ieee80211_sub_if_data *sdata;
lockdep_assert_held(&local->mtx);
@@ -304,6 +305,7 @@ static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted,
if (local->scan_req != local->int_scan_req)
cfg80211_scan_done(local->scan_req, aborted);
local->scan_req = NULL;
+ sdata = local->scan_sdata;
local->scan_sdata = NULL;
local->scanning = 0;
@@ -313,7 +315,7 @@ static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted,
ieee80211_hw_config(local, 0);
if (!was_hw_scan) {
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(sdata);
drv_sw_scan_complete(local);
ieee80211_offchannel_return(local, true);
}
@@ -362,7 +364,7 @@ static int ieee80211_start_sw_scan(struct ieee80211_local *local)
ieee80211_offchannel_stop_vifs(local, true);
- ieee80211_configure_filter(local);
+ ieee80211_configure_filter(local->scan_sdata);
/* We need to set power level at maximum rate for scanning. */
ieee80211_hw_config(local, 0);
@@ -494,7 +496,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata,
* same as normal software scan, in case that matters. */
drv_sw_scan_start(local);
- ieee80211_configure_filter(local); /* accept probe-responses */
+ ieee80211_configure_filter(sdata); /* accept probe-responses */
/* We need to ensure power level is at max for scanning. */
ieee80211_hw_config(local, 0);
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 1df4019..74aab81 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1193,9 +1193,6 @@ void ieee80211_stop_device(struct ieee80211_local *local)
{
ieee80211_led_radio(local, false);
ieee80211_mod_tpt_led_trig(local, 0, IEEE80211_TPT_LEDTRIG_FL_RADIO);
-
- cancel_work_sync(&local->reconfig_filter);
-
flush_workqueue(local->workqueue);
drv_stop(local);
}
@@ -1312,7 +1309,8 @@ int ieee80211_reconfig(struct ieee80211_local *local)
/* reconfigure hardware */
ieee80211_hw_config(local, ~0);
- ieee80211_configure_filter(local);
+ list_for_each_entry(sdata, &local->interfaces, list)
+ ieee80211_configure_filter(sdata);
/* Finally also reconfigure all the BSS information */
list_for_each_entry(sdata, &local->interfaces, list) {
--
1.7.0.4
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
[Linux Kernel]
[Linux Bluetooth]
[Linux Netdev]
[Kernel Newbies]
[Share Photos]
[IDE]
[Security]
[Git]
[Netfilter]
[Bugtraq]
[Photo]
[Yosemite]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Linux ATA RAID]
[Samba]
[Video 4 Linux]
[Device Mapper]
[Linux Resources]
[Free Dating]
[M2M Wireless]
