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From: Arjan van de Ven <arjan@infradead.org>
To: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	ipw2100-devel@lists.sourceforge.net,
	linux-wireless@vger.kernel.org, yi.zhu@intel.com,
	reinette.chatre@intel.com, jgarzik@pobox.com,
	linville@tuxdriver.com, davem@davemloft.net
Subject: Re: Mark IPW2100 as BROKEN: Fatal interrupt. Scheduling firmware restart.
Date: Sun, 21 Sep 2008 11:35:13 -0700	[thread overview]
Message-ID: <20080921113513.16677c4e@infradead.org> (raw)
In-Reply-To: <20080921182835.GA11473@2ka.mipt.ru>

On Sun, 21 Sep 2008 22:28:38 +0400
Evgeniy Polyakov <johnpol@2ka.mipt.ru> wrote:

> On Sun, Sep 21, 2008 at 11:04:22AM -0700, Arjan van de Ven
> (arjan@infradead.org) wrote:
> > so now you go from an occasional burp to having nothing at all.
> > How about you run with this patch on your own machine only?
> 
> And how else user can get attention to the problem which is not fixed
> by the vendor? 

... or the community

> We close our eyes and there is no problem, since we do
> not see it. I just brought a lamp: no user can see that essentially
> driver is broken so he can run it on his own risk.
> 
> > or.. since you say a reload of the driver fixes it.. why don't you
> > make a patch for the driver that does basically the actions of a
> > reload automatically when the driver detects the issue?
> > (and stick a WARN_ON in for good measure so that kerneloops.org can
> > start tracking these burps)
> 
> It stops after several seconds (or packets?). Sometimes (but rarely)
> it works several minutes, sometimes it fires above dmesg line and
> continues to work, sometimes it fires it for a while and then stops
> writing it, although driver does not send or receive anything (at
> least ifconfig counters do not change).

again.. so how about you detect this condition and do, in the driver
code, the equivalent of rmmod/insmod to the hardware. I'm sure people
who have the hardware would appreciate that type of patch a lot more
than the one you sent out.




-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org

  reply	other threads:[~2008-09-21 18:35 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-21 17:23 Mark IPW2100 as BROKEN: Fatal interrupt. Scheduling firmware restart Evgeniy Polyakov
     [not found] ` <20080921172316.GA6306-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 17:36   ` Michael Buesch
     [not found]     ` <200809211936.00414.mb-fseUSCV1ubazQB+pC5nmwQ@public.gmane.org>
2008-09-21 17:38       ` Evgeniy Polyakov
2008-09-21 22:42   ` Matthew Garrett
2008-09-21 23:45     ` Evgeniy Polyakov
2008-09-21 18:04 ` Arjan van de Ven
2008-09-21 18:28   ` Evgeniy Polyakov
2008-09-21 18:35     ` Arjan van de Ven [this message]
     [not found]       ` <20080921113513.16677c4e-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2008-09-21 18:52         ` Wei Weng
2008-09-21 19:20           ` Arjan van de Ven
2008-09-21 19:00         ` Evgeniy Polyakov
     [not found]           ` <20080921190050.GA20484-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 19:14             ` Johannes Berg
2008-09-21 19:38               ` Evgeniy Polyakov
     [not found]                 ` <20080921193809.GA8735-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 19:43                   ` Arjan van de Ven
2008-09-21 20:20                     ` Evgeniy Polyakov
     [not found]                       ` <20080921202057.GB25052-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 20:27                         ` Arjan van de Ven
     [not found]                           ` <20080921132753.5689b564-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2008-09-21 20:57                             ` Evgeniy Polyakov
     [not found]                               ` <20080921205706.GA24545-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 21:02                                 ` Arjan van de Ven
     [not found]                                   ` <20080921140203.4698a2ee-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2008-09-21 21:05                                     ` Evgeniy Polyakov
     [not found]                                       ` <20080921210554.GA2135-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 21:14                                         ` Arjan van de Ven
2008-09-21 23:27                                         ` Marcel Holtmann
2008-09-22  0:00                                           ` Evgeniy Polyakov
2008-09-21 21:43                                       ` Denys Fedoryshchenko
     [not found]                                         ` <200809220043.07345.denys-EpTYZhqHKuJnTudFRACr3A@public.gmane.org>
2008-09-21 22:07                                           ` Evgeniy Polyakov
     [not found]                                             ` <20080921220708.GA31413-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 22:15                                               ` Denys Fedoryshchenko
     [not found]                                                 ` <200809220116.00133.denys-EpTYZhqHKuJnTudFRACr3A@public.gmane.org>
2008-09-21 23:46                                                   ` Evgeniy Polyakov
2008-09-21 22:38                                 ` Alan Cox
     [not found]                                   ` <20080921233819.32714483-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2008-09-21 23:44                                     ` Evgeniy Polyakov
     [not found]                                       ` <20080921234403.GA17946-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 23:48                                         ` David Miller
2008-09-22  0:18                                           ` Evgeniy Polyakov
2008-09-22 14:22                                       ` Bill Davidsen
2008-09-21 20:05                   ` Cyrill Gorcunov
2008-09-21 20:26                     ` Evgeniy Polyakov
     [not found]                       ` <20080921202656.GC25052-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
2008-09-21 20:35                         ` Cyrill Gorcunov
2008-09-21 21:06                           ` Evgeniy Polyakov
2008-09-21 19:57             ` Alan Cox
     [not found]               ` <20080921205744.2d78f1fa-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2008-09-21 21:10                 ` Evgeniy Polyakov
2008-09-26  5:56                 ` Evgeniy Polyakov
2008-09-21 19:35 ` Marcel Holtmann
2008-09-21 21:12   ` Evgeniy Polyakov
2008-09-21 22:45   ` Matthew Garrett
2008-09-22 16:21 ` [Ipw2100-devel] " Kenneth Crudup

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