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| author | Nikolay Martynov <mar.kolya@gmail.com> | 2011-11-22 21:50:28 -0500 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-11-28 14:43:49 -0500 |
| commit | 285fa6958c1d56469ec8a0e879ae7487a4e62840 (patch) | |
| tree | c0c335499809c2b90ef145576e726543c508e67c /net/mac80211/sta_info.h | |
| parent | 94c2fb82bd7c9055bec8e410c387befce33d1299 (diff) | |
| download | linux-285fa6958c1d56469ec8a0e879ae7487a4e62840.tar.bz2 | |
mac80211: timeout tx agg sessions in way similar to rx agg sessions
Currently tx aggregation is not being timed out even if timeout is
specified when aggregation is opened. Tx tid stays active until delba
arrives from recipient (i.e. recipient times out tid when it is
inactive).
The problem with this approach is that delba can get lost in the air
and tx tid will stay perpetually opened on the originator while closed
on recipient thus all data sent via this tid will be lost.
This patch implements tx tid timeouting in way very similar to rx tid
timeouting.
Signed-off-by: Nikolay Martynov <mar.kolya@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/sta_info.h')
| -rw-r--r-- | net/mac80211/sta_info.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 6280e8bca49d..ccd34e926542 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -88,6 +88,7 @@ enum ieee80211_sta_info_flags { * struct tid_ampdu_tx - TID aggregation information (Tx). * * @rcu_head: rcu head for freeing structure + * @session_timer: check if we keep Tx-ing on the TID (by timeout value) * @addba_resp_timer: timer for peer's response to addba request * @pending: pending frames queue -- use sta's spinlock to protect * @dialog_token: dialog token for aggregation session @@ -110,6 +111,7 @@ enum ieee80211_sta_info_flags { */ struct tid_ampdu_tx { struct rcu_head rcu_head; + struct timer_list session_timer; struct timer_list addba_resp_timer; struct sk_buff_head pending; unsigned long state; |