linux-kernel - Re: Deadlock observed in SCSI device removal

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Date:	Sat, 15 Dec 2012 10:04:23 +0100
From:	Bart Van Assche <bvanassche@....org>
To:	Amit Sahrawat <amit.sahrawat83@...il.com>
CC:	LKML <linux-kernel@...r.kernel.org>, linux-scsi@...r.kernel.org,
	"James E.J. Bottomley" <JBottomley@...allels.com>,
	Mike Christie <michaelc@...wisc.edu>, Tejun Heo <tj@...nel.org>
Subject: Re: Deadlock observed in SCSI device removal

On 12/15/12 05:22, Amit Sahrawat wrote:
> We are using kernel version 3.0.33, and the patch which is mentioned for
> the above problem - is already applied in the kernel.

If the kernel reports that io_schedule() hangs that usually means that 
an I/O request was not finished properly. It would help if you could 
verify whether or not you can reproduce this issue with kernel 3.6.10.

Bart.

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