From: Rajkumar Manoharan <rmanoharan@atheros.com>
Date: Fri, 29 Apr 2011 09:18:45 +0000 (+0530)
Subject: mac80211: use wake_queue to restart trasmit
X-Git-Tag: v2.6.39.1~129
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a8fa3e16202fc5caec6787b4f394aecca7dc17a;p=pandora-kernel.git

mac80211: use wake_queue to restart trasmit

commit 470ab2a23b453518ac86937572b4531d8925ca55 upstream.

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.

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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