Along with "mac80211: Dont allow to wake up netif tx queues while on off channel" this patch fixes a tx hang issue which shows up when starting a background scanning. The cause for hang is a missed call to ieee80211_wake_queue() after the tx queue was stopped due to tx buffer shortage. Signed-off-by: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx> --- drivers/net/wireless/ath/ath9k/virtual.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/virtual.c b/drivers/net/wireless/ath/ath9k/virtual.c index 89423ca..2c2f193 100644 --- a/drivers/net/wireless/ath/ath9k/virtual.c +++ b/drivers/net/wireless/ath/ath9k/virtual.c @@ -703,7 +703,8 @@ void ath_mac80211_start_queue(struct ath_softc *sc, u16 skb_queue) spin_lock_bh(&sc->wiphy_lock); /* Start the primary wiphy */ - if (sc->pri_wiphy->state == ATH_WIPHY_ACTIVE) { + if ((sc->pri_wiphy->state == ATH_WIPHY_ACTIVE) || + (sc->pri_wiphy->state == ATH_WIPHY_SCAN)) { ieee80211_wake_queue(hw, skb_queue); goto unlock; } -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html