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Date:      Tue, 07 Aug 2012 17:25:17 +0100
From:      Vincent Hoffman <vince@unsane.co.uk>
To:        freebsd-wireless@freebsd.org
Subject:   Re: (ANother) stall fixed, please update to HEAD
Message-ID:  <5021416D.6050002@unsane.co.uk>
In-Reply-To: <CAJ-VmokU89Xo0UFCJynuhJ6tm-A6NaKS7xLc0964FtCfKDrtBg@mail.gmail.com>
References:  <CAJ-VmokU89Xo0UFCJynuhJ6tm-A6NaKS7xLc0964FtCfKDrtBg@mail.gmail.com>

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On 07/08/2012 01:58, Adrian Chadd wrote:
> Hi all,
>
> I've fixed another stupid Adrian-induced issue in the TX path (to do
> with restarting DMA after a stuck beacon).
>
> I'd appreciate it if users would sync up to -HEAD and try it out.
>
> It doesn't fix BAR TX and buffer exhaustion related issues but it
> should fix the stall issues seen in 2.4GHz when the NIC gets unhappy
> (and thus "stuck beacon").
Tried it
Aug  7 11:06:04 ostracod kernel: FreeBSD 10.0-CURRENT #12 r239123: Tue
Aug  7 08:57:47 BST 2012

Then while ago got these
Aug  7 13:58:35 ostracod kernel: ath0: ath_rx_pkt: rs_antenna > 7 (9560157)
Aug  7 13:58:35 ostracod kernel: R[ 0] (DS.V:0xffffff80e7e868a0
DS.P:0x2b168a0) L:02b16900 D:0e66e000 *
Aug  7 13:58:35 ostracod kernel: 3879e2f0 00000800 00030902 0030400c
Aug  7 13:58:35 ostracod kernel: 07232400 91e05dfb b95b48f5 0d4b3360
baa0f8e1 00a00000 20005e4b
Aug  7 13:58:35 ostracod kernel: ath0: ath_rx_pkt: rs_antenna > 7 (1709845)
Aug  7 13:58:35 ostracod kernel: R[ 0] (DS.V:0xffffff80e7e83180
DS.P:0x2b13180) L:02b131e0 D:2c220800 *
Aug  7 13:58:35 ostracod kernel: 2332001c 00000800 9b8cc2a4 00000010
Aug  7 13:58:35 ostracod kernel: 2f808080 1a17151c 00000000 00000000
00020902 002c4288 07232401

Which seemed to break my connection (could no longer ping or ssh in.)
Sadly since this mail goes via that box I had to reboot it, any
suggestions on debugging I can give you if it happens again?

Device details:
Aug  7 11:06:04 ostracod kernel: ath0: <Atheros 9280> mem
0xfebf0000-0xfebfffff irq 16 at device 0.0 on pci4
Aug  7 11:06:04 ostracod kernel: ath0: DMA setup: legacy
Aug  7 11:06:04 ostracod kernel: ath0: [HT] enabling HT modes
Aug  7 11:06:04 ostracod kernel: ath0: [HT] 2 RX streams; 1 TX streams
Aug  7 11:06:04 ostracod kernel: ath0: AR9280 mac 128.2 RF5133 phy 13.0
Aug  7 11:06:04 ostracod kernel: ath0: 2GHz radio: 0x0000; 5GHz radio:
0x00c0


Thanks,
Vince

>
> Thanks,
>
>
>
> Adrian
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