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authorJohannes Berg <johannes.berg@intel.com>2010-06-10 10:21:40 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-06-14 21:39:27 +0200
commit5d22c89b9bea17a0e48e7534a9b237885e2c0809 (patch)
treeed4f1de2efaa41368a2774adc0e07d903f65ed98 /net/mac80211
parentmac80211: use RCU for TX aggregation (diff)
downloadlinux-5d22c89b9bea17a0e48e7534a9b237885e2c0809.tar.xz
linux-5d22c89b9bea17a0e48e7534a9b237885e2c0809.zip
mac80211: remove non-irqsafe aggregation callbacks
The non-irqsafe aggregation start/stop done callbacks are currently only used by ath9k_htc, and can cause callbacks into the driver again. This might lead to locking issues, which will only get worse as we modify locking. To avoid trouble, remove the non-irqsafe versions and change ath9k_htc to use those instead. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/agg-tx.c2
-rw-r--r--net/mac80211/ieee80211_i.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 7d8656d51c6b..5a7ef51e3020 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -479,7 +479,6 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
spin_unlock_bh(&sta->lock);
rcu_read_unlock();
}
-EXPORT_SYMBOL(ieee80211_start_tx_ba_cb);
void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
const u8 *ra, u16 tid)
@@ -619,7 +618,6 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
spin_unlock_bh(&sta->lock);
rcu_read_unlock();
}
-EXPORT_SYMBOL(ieee80211_stop_tx_ba_cb);
void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
const u8 *ra, u16 tid)
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 71bdd8b3c3f4..a3ae51308039 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1119,6 +1119,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator);
+void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
+void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
/* Spectrum management */
void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,