From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felix Fietkau Date: Tue, 13 Mar 2012 22:39:15 +0100 Subject: [ath9k-devel] Help: ath9k txq In-Reply-To: References: Message-ID: <4F5FBE83.1050903@openwrt.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ath9k-devel@lists.ath9k.org On 2012-03-13 9:33 PM, Chaoxing Lin wrote: > Gentlemen, > > I am running kernel 2.6.39.1 and ath9k on ath9160 radio. > The radio runs as wireless client. > > It's been stable for most of the time. > > But occasionally, I see error message like below. And usually after I see this message, client cannot ping AP (or at most intermittent). > "iw wlan0 link" shows it's linked. > > > Mar 12 18:47:33 2012 default-hostname user.err kernel:ath: txq: c970b5bc axq_qnum: 2, mac80211_qnum: 2 axq_link: c96f3b60 pending frames: 64 axq_acq > empty: 0 stopped: 0 axq_depth: 0 Attempting to restart tx logic. > > > Can anyone help me understand what this problem is and is there a patch available? Update your kernel to the latest version (or use compat-wireless), and the problem should go away. - Felix