On Mon, 2008-04-07 at 10:16 -0700, Reinette Chatre wrote:
> From: Ron Rindjunsky <ron.rindjunsky@xxxxxxxxx>
>
> This patch contains next issues:
> 1 - prevents "stop BA session" multiple warnings
> 2 - adds debug print to stop Rx BA session flow
> 3 - adds EOL in one debug print
>
> Signed-off-by: Ron Rindjunsky <ron.rindjunsky@xxxxxxxxx>
> Signed-off-by: Reinette Chatre <reinette.chatre@xxxxxxxxx>
Great, thanks.
Acked-by: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
> ---
> net/mac80211/ieee80211.c | 18 ++++++++----------
> net/mac80211/ieee80211_sta.c | 10 ++++++++--
> 2 files changed, 16 insertions(+), 12 deletions(-)
>
> diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c
> index 5d30dd4..b3cf69e 100644
> --- a/net/mac80211/ieee80211.c
> +++ b/net/mac80211/ieee80211.c
> @@ -700,11 +700,6 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
> if (tid >= STA_TID_NUM)
> return -EINVAL;
>
> -#ifdef CONFIG_MAC80211_HT_DEBUG
> - printk(KERN_DEBUG "Stop a BA session requested for %s tid %u\n",
> - print_mac(mac, ra), tid);
> -#endif /* CONFIG_MAC80211_HT_DEBUG */
> -
> rcu_read_lock();
> sta = sta_info_get(local, ra);
> if (!sta) {
> @@ -717,14 +712,15 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
> spin_lock_bh(&sta->ampdu_mlme.ampdu_tx);
>
> if (*state != HT_AGG_STATE_OPERATIONAL) {
> -#ifdef CONFIG_MAC80211_HT_DEBUG
> - printk(KERN_DEBUG "Try to stop Tx aggregation on"
> - " non active TID\n");
> -#endif /* CONFIG_MAC80211_HT_DEBUG */
> ret = -ENOENT;
> goto stop_BA_exit;
> }
>
> +#ifdef CONFIG_MAC80211_HT_DEBUG
> + printk(KERN_DEBUG "Tx BA session stop requested for %s tid %u\n",
> + print_mac(mac, ra), tid);
> +#endif /* CONFIG_MAC80211_HT_DEBUG */
> +
> ieee80211_stop_queue(hw, sta->tid_to_tx_q[tid]);
>
> *state = HT_AGG_STATE_REQ_STOP_BA_MSK |
> @@ -809,8 +805,10 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
> return;
> }
>
> - printk(KERN_DEBUG "Stop a BA session requested on DA %s tid %d\n",
> +#ifdef CONFIG_MAC80211_HT_DEBUG
> + printk(KERN_DEBUG "Stopping Tx BA session for %s tid %d\n",
> print_mac(mac, ra), tid);
> +#endif /* CONFIG_MAC80211_HT_DEBUG */
>
> rcu_read_lock();
> sta = sta_info_get(local, ra);
> diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
> index 833b225..5120e38 100644
> --- a/net/mac80211/ieee80211_sta.c
> +++ b/net/mac80211/ieee80211_sta.c
> @@ -1281,7 +1281,7 @@ static void ieee80211_sta_process_addba_request(struct net_device *dev,
> ret = local->ops->ampdu_action(hw, IEEE80211_AMPDU_RX_START,
> sta->addr, tid, &start_seq_num);
> #ifdef CONFIG_MAC80211_HT_DEBUG
> - printk(KERN_DEBUG "Rx A-MPDU on tid %d result %d", tid, ret);
> + printk(KERN_DEBUG "Rx A-MPDU request on tid %d result %d\n", tid, ret);
> #endif /* CONFIG_MAC80211_HT_DEBUG */
>
> if (ret) {
> @@ -1436,6 +1436,7 @@ void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *ra, u16 tid,
> struct ieee80211_hw *hw = &local->hw;
> struct sta_info *sta;
> int ret, i;
> + DECLARE_MAC_BUF(mac);
>
> rcu_read_lock();
>
> @@ -1456,12 +1457,17 @@ void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *ra, u16 tid,
> sta->ampdu_mlme.tid_state_rx[tid] =
> HT_AGG_STATE_REQ_STOP_BA_MSK |
> (initiator << HT_AGG_STATE_INITIATOR_SHIFT);
> - spin_unlock_bh(&sta->ampdu_mlme.ampdu_rx);
> + spin_unlock_bh(&sta->ampdu_mlme.ampdu_rx);
>
> /* stop HW Rx aggregation. ampdu_action existence
> * already verified in session init so we add the BUG_ON */
> BUG_ON(!local->ops->ampdu_action);
>
> +#ifdef CONFIG_MAC80211_HT_DEBUG
> + printk(KERN_DEBUG "Rx BA session stop requested for %s tid %u\n",
> + print_mac(mac, ra), tid);
> +#endif /* CONFIG_MAC80211_HT_DEBUG */
> +
> ret = local->ops->ampdu_action(hw, IEEE80211_AMPDU_RX_STOP,
> ra, tid, NULL);
> if (ret)
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