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path: root/net/mac80211/agg-rx.c
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Diffstat (limited to 'net/mac80211/agg-rx.c')
-rw-r--r--net/mac80211/agg-rx.c31
1 files changed, 20 insertions, 11 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index 64d3ce5ea1a0..26ddb699d693 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -142,6 +142,18 @@ static void sta_rx_agg_session_timer_expired(unsigned long data)
u8 *timer_to_id = ptid - *ptid;
struct sta_info *sta = container_of(timer_to_id, struct sta_info,
timer_to_tid[0]);
+ struct tid_ampdu_rx *tid_rx;
+ unsigned long timeout;
+
+ tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[*ptid]);
+ if (!tid_rx)
+ return;
+
+ timeout = tid_rx->last_rx + TU_TO_JIFFIES(tid_rx->timeout);
+ if (time_is_after_jiffies(timeout)) {
+ mod_timer(&tid_rx->session_timer, timeout);
+ return;
+ }
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid);
@@ -248,11 +260,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
(buf_size > IEEE80211_MAX_AMPDU_BUF)) {
status = WLAN_STATUS_INVALID_QOS_PARAM;
#ifdef CONFIG_MAC80211_HT_DEBUG
- if (net_ratelimit())
- printk(KERN_DEBUG "AddBA Req with bad params from "
- "%pM on tid %u. policy %d, buffer size %d\n",
- mgmt->sa, tid, ba_policy,
- buf_size);
+ net_dbg_ratelimited("AddBA Req with bad params from %pM on tid %u. policy %d, buffer size %d\n",
+ mgmt->sa, tid, ba_policy, buf_size);
#endif /* CONFIG_MAC80211_HT_DEBUG */
goto end_no_lock;
}
@@ -269,10 +278,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
if (sta->ampdu_mlme.tid_rx[tid]) {
#ifdef CONFIG_MAC80211_HT_DEBUG
- if (net_ratelimit())
- printk(KERN_DEBUG "unexpected AddBA Req from "
- "%pM on tid %u\n",
- mgmt->sa, tid);
+ net_dbg_ratelimited("unexpected AddBA Req from %pM on tid %u\n",
+ mgmt->sa, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
/* delete existing Rx BA session on the same tid */
@@ -291,7 +298,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
/* rx timer */
tid_agg_rx->session_timer.function = sta_rx_agg_session_timer_expired;
tid_agg_rx->session_timer.data = (unsigned long)&sta->timer_to_tid[tid];
- init_timer(&tid_agg_rx->session_timer);
+ init_timer_deferrable(&tid_agg_rx->session_timer);
/* rx reorder timer */
tid_agg_rx->reorder_timer.function = sta_rx_agg_reorder_timer_expired;
@@ -335,8 +342,10 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
/* activate it for RX */
rcu_assign_pointer(sta->ampdu_mlme.tid_rx[tid], tid_agg_rx);
- if (timeout)
+ if (timeout) {
mod_timer(&tid_agg_rx->session_timer, TU_TO_EXP_TIME(timeout));
+ tid_agg_rx->last_rx = jiffies;
+ }
end:
mutex_unlock(&sta->ampdu_mlme.mtx);