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From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Cc: Johannes Berg <johannes@sipsolutions.net>,
	Arjan van de Ven <arjan@infradead.org>,
	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: Mon, 22 Sep 2008 00:35:03 +0400	[thread overview]
Message-ID: <20080921203503.GL7736@localhost> (raw)
In-Reply-To: <20080921202656.GC25052@2ka.mipt.ru>

[Evgeniy Polyakov - Mon, Sep 22, 2008 at 12:26:56AM +0400]
| On Mon, Sep 22, 2008 at 12:05:18AM +0400, Cyrill Gorcunov (gorcunov@gmail.com) wrote:
| > Since it's that serious maybe we should change
| > 
| > 		IPW_DEBUG_INFO("%s: Fatal error value: 0x%08X\n",
| > 			       priv->net_dev->name, priv->fatal_error);
| > 
| > to printk(KERN_WARN)? And here is why - as I see now we can't say what
| > exactly is wrong - Evgeniy said he has a suspicious about firmware so
| > this WARNS will be collected by Arjan thru kerneloops and we could not
| > ask users to change debug level and repost problem - oops will have it
| > by default - and if it really firmware problem - firmware engineers could
| > find this _additional_ info usefull and resolve it (probably).
| 
| The only reason for this change is to make a mark at the kerneloops.
| I.e. users know, there is a bug. Developers know, there is a bug.
| Everyone knows that there is a bug, but until it is at the special place
| we look to each other just like there is no bug.
| 
| Here are dumps for example:
| http://www.intellinuxwireless.org/bugzilla/show_bug.cgi?id=245
| 
| Bug existed even with 1.2 firmware and .11 kernel.
| Intel, that's a great marketing slogan: stability everywhere!
| 
| -- 
| 	Evgeniy Polyakov
| 

>From dump:
> Sep 25 11:31:39 suino wlan0: TX timed out.  Scheduling firmware restart.

yes Evgeniy - all could know that but this register info could help
firmware engineers to distinguish problems (without additional efforts
like ask users to pass debug argument - kerneloops will have it
by default) if there not only one exist. I mean I don't think anyone
would reject additional info about problem ever :)

		- Cyrill -

WARNING: multiple messages have this Message-ID (diff)
From: Cyrill Gorcunov <gorcunov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Evgeniy Polyakov <johnpol-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>
Cc: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>,
	Arjan van de Ven <arjan-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	ipw2100-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
	linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	yi.zhu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
	reinette.chatre-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
	jgarzik-e+AXbWqSrlAAvxtiuMwx3w@public.gmane.org,
	linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org,
	davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org
Subject: Re: Mark IPW2100 as BROKEN: Fatal interrupt. Scheduling firmware restart.
Date: Mon, 22 Sep 2008 00:35:03 +0400	[thread overview]
Message-ID: <20080921203503.GL7736@localhost> (raw)
In-Reply-To: <20080921202656.GC25052-9fLWQ3dKdXwox3rIn2DAYQ@public.gmane.org>

[Evgeniy Polyakov - Mon, Sep 22, 2008 at 12:26:56AM +0400]
| On Mon, Sep 22, 2008 at 12:05:18AM +0400, Cyrill Gorcunov (gorcunov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org) wrote:
| > Since it's that serious maybe we should change
| > 
| > 		IPW_DEBUG_INFO("%s: Fatal error value: 0x%08X\n",
| > 			       priv->net_dev->name, priv->fatal_error);
| > 
| > to printk(KERN_WARN)? And here is why - as I see now we can't say what
| > exactly is wrong - Evgeniy said he has a suspicious about firmware so
| > this WARNS will be collected by Arjan thru kerneloops and we could not
| > ask users to change debug level and repost problem - oops will have it
| > by default - and if it really firmware problem - firmware engineers could
| > find this _additional_ info usefull and resolve it (probably).
| 
| The only reason for this change is to make a mark at the kerneloops.
| I.e. users know, there is a bug. Developers know, there is a bug.
| Everyone knows that there is a bug, but until it is at the special place
| we look to each other just like there is no bug.
| 
| Here are dumps for example:
| http://www.intellinuxwireless.org/bugzilla/show_bug.cgi?id=245
| 
| Bug existed even with 1.2 firmware and .11 kernel.
| Intel, that's a great marketing slogan: stability everywhere!
| 
| -- 
| 	Evgeniy Polyakov
| 

>From dump:
> Sep 25 11:31:39 suino wlan0: TX timed out.  Scheduling firmware restart.

yes Evgeniy - all could know that but this register info could help
firmware engineers to distinguish problems (without additional efforts
like ask users to pass debug argument - kerneloops will have it
by default) if there not only one exist. I mean I don't think anyone
would reject additional info about problem ever :)

		- Cyrill -
--
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  reply	other threads:[~2008-09-21 20:35 UTC|newest]

Thread overview: 72+ 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
2008-09-21 17:23 ` Evgeniy Polyakov
2008-09-21 17:36 ` Michael Buesch
2008-09-21 17:36   ` Michael Buesch
2008-09-21 17:38   ` Evgeniy Polyakov
2008-09-21 17:38     ` 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
2008-09-21 18:52       ` Wei Weng
2008-09-21 18:52         ` Wei Weng
2008-09-21 19:20         ` Arjan van de Ven
2008-09-21 19:00       ` Evgeniy Polyakov
2008-09-21 19:00         ` Evgeniy Polyakov
2008-09-21 19:14         ` Johannes Berg
2008-09-21 19:14           ` Johannes Berg
2008-09-21 19:38           ` Evgeniy Polyakov
2008-09-21 19:43             ` Arjan van de Ven
2008-09-21 19:43               ` Arjan van de Ven
2008-09-21 20:20               ` Evgeniy Polyakov
2008-09-21 20:27                 ` Arjan van de Ven
2008-09-21 20:27                   ` Arjan van de Ven
2008-09-21 20:57                   ` Evgeniy Polyakov
2008-09-21 20:57                     ` Evgeniy Polyakov
2008-09-21 21:02                     ` Arjan van de Ven
2008-09-21 21:02                       ` Arjan van de Ven
2008-09-21 21:05                       ` Evgeniy Polyakov
2008-09-21 21:05                         ` Evgeniy Polyakov
2008-09-21 21:14                         ` Arjan van de Ven
2008-09-21 21:14                           ` Arjan van de Ven
2008-09-21 21:43                         ` Denys Fedoryshchenko
2008-09-21 22:07                           ` Evgeniy Polyakov
2008-09-21 22:07                             ` Evgeniy Polyakov
2008-09-21 22:15                             ` Denys Fedoryshchenko
2008-09-21 22:15                               ` Denys Fedoryshchenko
2008-09-21 23:46                               ` Evgeniy Polyakov
2008-09-21 23:46                                 ` Evgeniy Polyakov
2008-09-21 23:27                         ` Marcel Holtmann
2008-09-21 23:27                           ` Marcel Holtmann
2008-09-22  0:00                           ` Evgeniy Polyakov
2008-09-22  0:00                             ` Evgeniy Polyakov
2008-09-21 22:38                     ` Alan Cox
2008-09-21 22:38                       ` Alan Cox
2008-09-21 23:44                       ` Evgeniy Polyakov
2008-09-21 23:44                         ` Evgeniy Polyakov
2008-09-21 23:48                         ` David Miller
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 20:05               ` Cyrill Gorcunov
2008-09-21 20:26               ` Evgeniy Polyakov
2008-09-21 20:26                 ` Evgeniy Polyakov
2008-09-21 20:35                 ` Cyrill Gorcunov [this message]
2008-09-21 20:35                   ` Cyrill Gorcunov
2008-09-21 21:06                   ` Evgeniy Polyakov
2008-09-21 21:06                     ` Evgeniy Polyakov
2008-09-21 19:57         ` Alan Cox
2008-09-21 19:57           ` Alan Cox
2008-09-21 21:10           ` Evgeniy Polyakov
2008-09-21 21:10             ` Evgeniy Polyakov
2008-09-26  5:56           ` 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 21:12     ` Evgeniy Polyakov
2008-09-21 22:45   ` Matthew Garrett
2008-09-21 22:45     ` Matthew Garrett
2008-09-21 22:42 ` Matthew Garrett
2008-09-21 22:42   ` Matthew Garrett
2008-09-21 23:45   ` Evgeniy Polyakov
2008-09-22 16:21 ` [Ipw2100-devel] " Kenneth Crudup

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