[ewg] [PATCH] ib_srp: Avoid that module removal can trigger a deadlock

Rupert Dance rsdance at soft-forge.com
Mon Oct 15 07:46:24 PDT 2012


Vlad,

Thanks for getting this done. Is this in today's daily build or if not when
will I have access?

Thanks

Rupert

-----Original Message-----
From: Vladimir Sokolovsky [mailto:vlad at dev.mellanox.co.il] 
Sent: Monday, October 15, 2012 9:28 AM
To: Bart Van Assche
Cc: Rupert Dance; ewg; Tziporet Koren
Subject: Re: [PATCH] ib_srp: Avoid that module removal can trigger a
deadlock

On 10/12/2012 02:03 PM, Bart Van Assche wrote:
> Avoid that scsi_remove_host() is invoked from the context of a work 
> queue thread on which work has been queued that scsi_remove_host() 
> might be waiting for. That avoids that module removal of ib_srp 
> triggers a deadlock on a pre-2.6.36 kernel. This patch has been tested 
> on RHEL 6.1, RHEL 6.2, RHEL 6.3 and SLES 11 SP2.
>
> Reported-by: Rupert Dance <rsdance at soft-forge.com>
> Signed-off-by: Bart Van Assche <bvanassche at acm.org>
> ---

Applied,

Regards,
Vladimir





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