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Re: wireless-testing, p54 and sinus 154 data no longer works

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On Tuesday 13 January 2009 17:45:08 Artur Skawina wrote:
> Christian Lamparter wrote:
> > On Monday 12 January 2009 18:09:47 Artur Skawina wrote:
> >> kernel: phy0: p54 detected a LM86 firmware
> >> kernel: p54: rx_mtu reduced from 3240 to 2392
> >> kernel: phy0: FW rev 2.13.1.0 - Softmac protocol 5.5
> > Well, I guess you got the latest wireless-testing tree, right?
[...] 
> will do, after upgrading the kernel (could take a few days).
hmm... OT: who old is your hostapd version? As far as I can tell AP-mode is still WIP.
Maybe you can save you alot trouble if your mobile can connect to ad-hoc wifis.

> >> so to test the device further i set up hostapd, which mostly worked; after 
> >> a few tweaks (eg patching out country code setting in hostapd)
> > patching out country code?! why that?
> > currently, hostapd is the only thing that works out-of-the-box :-D
> 
> hostapd was aborting no matter what country code i configured, so i
> disabled that, leaving figuring this out for later.
have you installed crda and udev on your box?
( http://wireless.kernel.org/en/developers/Regulatory/CRDA )

> [also hostapd is reporting some TX failures, didn't investigate yet]
TX failures? do you have hostapd's log of it?

> it certainly looks like a leak, at first i suspected memory fragmentation, but
> Larrys patch didn't help; later the order-0 alloc failures appeared.
well, you have a 32-bit architecture, unlike me or larry.
So, with a bit of luck the skbs always fitted into a single page and you never
had problems with memory fragmentation. 

> The machine has 512M, ~100M should be (usually is) free, is under constant light
> load (typically <2k ints/s, 60% idle) and is running fine for weeks/months between
> reboots, but locks up after only a few packets go over the hostap driven
> p54usb device. I need the box to be up, that limits the number of tests i can
> run, at least as long as the lockups w/o any diagnostics happen...
Do keyboard-leds "flash" when it locks up, or does console respond 
if you press alt-sysrq-m / alt-sysrq-w on the connected keyboard?
( If your box has a serial port, you can try to get the logs from there...  )

Regards,
	Chr
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