This is a note to let you know that I've just added the patch titled
ath9k: fix tx queue scheduling after channel changes
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ath9k-fix-tx-queue-scheduling-after-channel-changes.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From ec30326ea773900da210c495e14cfeb532550ba2 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <[email protected]>
Date: Sat, 5 Oct 2013 14:09:30 +0200
Subject: ath9k: fix tx queue scheduling after channel changes
From: Felix Fietkau <[email protected]>
commit ec30326ea773900da210c495e14cfeb532550ba2 upstream.
Otherwise, if queues are full during a scan, tx scheduling does not
resume after switching back to the home channel.
Signed-off-by: Felix Fietkau <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/net/wireless/ath/ath9k/main.c | 23 +++++++++++------------
1 file changed, 11 insertions(+), 12 deletions(-)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -209,6 +209,7 @@ static bool ath_complete_reset(struct at
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
unsigned long flags;
+ int i;
if (ath_startrecv(sc) != 0) {
ath_err(common, "Unable to restart recv logic\n");
@@ -236,6 +237,15 @@ static bool ath_complete_reset(struct at
}
work:
ath_restart_work(sc);
+
+ for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
+ if (!ATH_TXQ_SETUP(sc, i))
+ continue;
+
+ spin_lock_bh(&sc->tx.txq[i].axq_lock);
+ ath_txq_schedule(sc, &sc->tx.txq[i]);
+ spin_unlock_bh(&sc->tx.txq[i].axq_lock);
+ }
}
if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx != 3)
@@ -543,21 +553,10 @@ chip_reset:
static int ath_reset(struct ath_softc *sc)
{
- int i, r;
+ int r;
ath9k_ps_wakeup(sc);
-
r = ath_reset_internal(sc, NULL);
-
- for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
- if (!ATH_TXQ_SETUP(sc, i))
- continue;
-
- spin_lock_bh(&sc->tx.txq[i].axq_lock);
- ath_txq_schedule(sc, &sc->tx.txq[i]);
- spin_unlock_bh(&sc->tx.txq[i].axq_lock);
- }
-
ath9k_ps_restore(sc);
return r;
Patches currently in stable-queue which might be from [email protected] are
queue-3.10/mac80211-use-sta_info_get_bss-for-nl80211-tx-and-client-probing.patch
queue-3.10/mac80211-drop-spoofed-packets-in-ad-hoc-mode.patch
queue-3.10/mac80211-update-sta-last_rx-on-acked-tx-frames.patch
queue-3.10/ath9k-fix-tx-queue-scheduling-after-channel-changes.patch
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