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mac80211: use wake_queue to restart trasmit 

netif_tx_start_all_queues is used to allow the upper layer
to transmit frames but it does not restart transmission.
To restart the trasmission use netif_tx_wake_all_queues.
Not doing so, sometimes stalls the transmission and the
application has to be restarted to proceed further.

This issue was originally found while sending udp traffic
in higer bandwidth in open environment without bgscan.

Cc: stable@kernel.org
Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan 2011-04-29 14:48:45 +05:30 committed by John W. Linville
parent 2f6fc351e6
commit 470ab2a23b
1 changed files with 1 additions and 1 deletions
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2
net/mac80211/mlme.c
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@ -781,7 +781,7 @@ void ieee80211_dynamic_ps_enable_work(struct work_struct *work)
ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
}
netif_tx_start_all_queues(sdata->dev);
netif_tx_wake_all_queues(sdata->dev);
}
void ieee80211_dynamic_ps_timer(unsigned long data)