From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 11 Nov 2013 21:23:34 +0000 (+0100)
Subject: ath9k: optimize ath_drain_all_txq
X-Git-Tag: v3.14-rc1~94^2~601^2^2~90
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=10ffb6a77e617a8f5ded84b504550759ec4a8df0;p=pandora-kernel.git

ath9k: optimize ath_drain_all_txq

If the software has processed all packets, checking the hardware queue
is unnecessary.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

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