Date: Sat, 17 May 2014 23:00:58 +0200 From: =?iso-8859-2?Q?Edward_Tomasz_Napiera=B3a?= <trasz@FreeBSD.org> To: David Wolfskill <david@catwhisker.org> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@FreeBSD.org> Subject: Re: Workaround for "fatal firmware error" iwn(4) problem. Message-ID: <A922D146-328F-4090-B8B1-D9F9C933680F@FreeBSD.org> In-Reply-To: <20140517185616.GZ55053@albert.catwhisker.org> References: <20140517185616.GZ55053@albert.catwhisker.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Wiadomo=B6=E6 napisana przez David Wolfskill w dniu 17 maj 2014, o godz. = 20:56: > On Fri, May 16, 2014 at 08:06:02PM +0200, Edward Tomasz Napiera?a = wrote: >> I've started using FreeBSD laptop and iwn(4) failing at random = moments >> like this... >>=20 >> May 16 17:11:54 brick kernel: iwn0: iwn_intr: fatal firmware error >> May 16 17:11:54 brick kernel: firmware error log: >> May 16 17:11:54 brick kernel: error type =3D "NMI_INTERRUPT_WDG" = (0x00000004) >> ... >>=20 >> ... has been driving me crazy, so I wrote a workaround. The patch >> can be found here: >>=20 >> http://people.freebsd.org/~trasz/iwn.diff >>=20 >> I think it's too ugly to commit it as is (I'd never release crap like = this, >> but I know nothing about WiFi and iwn(4) in particular, so I feel = justified), >> but feedback is still welcome. >=20 > On Fri, May 16, 2014 at 08:16:01PM +0200, Edward Tomasz Napiera?a = wrote: >> ... >>> For which branch? >>=20 >> Ah, forgot about that. 11-HEAD. >=20 > So I've been running head/i386 with the above-cited patch for about = 1.75 > hrs. now -- by which time I would normally expect to have seen my > network connection have dropped -- and it's been quite steady, even > through listening to a streaming audio program for about an hour. Thanks! Note that it's easy to verify if the patch helps - just wait = until you see the "fatal firmware error" on the console or in dmesg. If the = network still works afterwards - the patch worked.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?A922D146-328F-4090-B8B1-D9F9C933680F>