linux-kernel - Re: mpt2sas driver barfs when force removing a drive on 3.13.1

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Date:	Mon, 3 Feb 2014 09:24:09 -0500
From:	Joe Lawrence <joe.lawrence@...atus.com>
To:	<prometheanfire@...too.org>
CC:	<Nagalakshmi.Nandigama@....com>, <Sreekanth.Reddy@....com>,
	<support@....com>, <DL-MPTFusionLinux@....com>,
	<linux-scsi@...r.kernel.org>, <JBottomley@...allels.com>,
	<linux-kernel@...r.kernel.org>, <kernel@...too.org>
Subject: Re: mpt2sas driver barfs when force removing a drive on 3.13.1

On Fri, 31 Jan 2014 20:49:39 -0600
Matthew Thode <prometheanfire@...too.org> wrote:

> I decided to pull a drive while it was in use out of laziness (it was
> open via luks, but not in actual use).  Got a fun trace as a result.
> Just thought you'd like to know :D
> 

Hi Matthew, 

The first trace looks a lot like what I see on mpt2sas driver removal
[1].  I posted a suggested fix back in Dec [2], which you might try,
however it is not reviewed at this point.

[1] http://thread.gmane.org/gmane.linux.scsi/86237
[2] https://github.com/joe-lawrence/linux/compare/scsi_transport_sas_sysfs_warning.patch

Regards,

-- Joe
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