diff options
| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2019-03-12 10:51:43 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2019-04-25 19:40:54 +0300 |
| commit | 61a4e5ff0d727d221ddf13aac209aca04afa7eb1 (patch) | |
| tree | b56314f8d2faabc2fa1b2d6e0948c2f4df5623e4 | |
| parent | e383c70474db32b9d4a3de6dfbd08784d19e6751 (diff) | |
| download | linux-61a4e5ff0d727d221ddf13aac209aca04afa7eb1.tar.bz2 | |
rt2x00: do not print error when queue is full
For unknown reasons printk() on some context can cause CPU hung on
embedded MT7620 AP/router MIPS platforms. What can result on wifi
disconnects.
This patch move queue full messages to debug level what is consistent
with other mac80211 drivers which drop packet silently if tx queue is
full. This make MT7620 OpenWRT routers more stable, what was reported
by various users.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
| -rw-r--r-- | drivers/net/wireless/ralink/rt2x00/rt2x00queue.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c index 4834b4eb0206..ad1552118dfa 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c @@ -674,7 +674,7 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, spin_lock(&queue->tx_lock); if (unlikely(rt2x00queue_full(queue))) { - rt2x00_err(queue->rt2x00dev, "Dropping frame due to full tx queue %d\n", + rt2x00_dbg(queue->rt2x00dev, "Dropping frame due to full tx queue %d\n", queue->qid); ret = -ENOBUFS; goto out; |