linux-kernel - Re: 3w-9xxx: scsi0: WARNING: (0x06:0x0037): Character ioctl (0x108) timed out, resetting card.

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Message-ID: <alpine.DEB.2.00.1009021025190.16817@p34.internal.lan>
Date:	Thu, 2 Sep 2010 10:29:31 -0400 (EDT)
From:	Justin Piszcz <jpiszcz@...idpixels.com>
To:	adam radford <aradford@...il.com>
cc:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	linux-ide@...r.kernel.org
Subject: Re: 3w-9xxx: scsi0: WARNING: (0x06:0x0037): Character ioctl (0x108)
 timed out, resetting card.



On Thu, 2 Sep 2010, Justin Piszcz wrote:

>
>
> On Wed, 1 Sep 2010, adam radford wrote:
>
>> On Wed, Sep 1, 2010 at 2:40 AM, Justin Piszcz <jpiszcz@...idpixels.com> 
>> wrote:
>> 
>>> Could the lock/unlock be causing the issue?
>>> Again, in 2.6.34, there are no latency problems or controller resets.
>> 
>> Justin,
>> 
>> We are looking into this issue and should get back to you soon.
>> 
>> The lock/unlock() kernel calls were not added by me but were part of a
>> series of 'BKL pushdown' patches added by someone to all drivers with
>> an ioctl interface.  If you think those might be related to your
>> issue, you could try
>> removing those 2 lines of code and recompiling.
>> 
>> If you haven't already, please email you kernel .config files for both
>> the working kernel and non working kernel to the 3ware/LSI support
>> people you are in contact with.
>> 
>> Thanks.
>> 
>> -Adam
>> 
>

I spoke too fast, it also happens with the 2.6.34 driver under 2.6.35.
I will have to research this more, until then I'll stick with 2.6.34.

Justin.

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