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From: Mike Christie <michaelc@cs.wisc.edu>
To: Olaf Kirch <okir@lst.de>
Cc: linux-scsi@vger.kernel.org
Subject: Re: [PATCH] fill in scsi_host_template module owner
Date: Mon, 07 May 2007 13:25:22 -0500	[thread overview]
Message-ID: <463F6F12.2030002@cs.wisc.edu> (raw)
In-Reply-To: <200704301653.56687.okir@lst.de>

Olaf Kirch wrote:
> I recently ran into an oops that happens because you
> can shut down all of iSCSI even though you still have
> iSCSI targets mounted. It turned out that iscsi's
> scsi_host_template missed a THIS_MODULE, so
> reference counting wasn't done properly. Brief
> inspection showed that this seems to be a rather
> wide-spread problem. Here's a patch to address this.
> 

I did not see this in scsi-misc so I am not sure if it matters or you
need a ack or signed off for iscsi, but the iscsi and iser parts look ok

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>

> Index: linux-2.6/drivers/scsi/iscsi_tcp.c
> ===================================================================
> --- linux-2.6.orig/drivers/scsi/iscsi_tcp.c
> +++ linux-2.6/drivers/scsi/iscsi_tcp.c
> @@ -2133,6 +2133,7 @@ static void iscsi_tcp_session_destroy(st
>  }
>  
>  static struct scsi_host_template iscsi_sht = {
> +	.module			= THIS_MODULE,
>  	.name			= "iSCSI Initiator over TCP/IP",
>  	.queuecommand           = iscsi_queuecommand,
>  	.change_queue_depth	= iscsi_change_queue_depth,


> Index: linux-2.6/drivers/infiniband/ulp/iser/iscsi_iser.c
> ===================================================================
> --- linux-2.6.orig/drivers/infiniband/ulp/iser/iscsi_iser.c
> +++ linux-2.6/drivers/infiniband/ulp/iser/iscsi_iser.c
> @@ -543,6 +543,7 @@ iscsi_iser_ep_disconnect(__u64 ep_handle
>  }
>  
>  static struct scsi_host_template iscsi_iser_sht = {
> +	.module                 = THIS_MODULE,
>  	.name                   = "iSCSI Initiator over iSER, v." DRV_VER,
>  	.queuecommand           = iscsi_queuecommand,
>  	.can_queue		= ISCSI_XMIT_CMDS_MAX - 1,
> 


      parent reply	other threads:[~2007-05-07 18:25 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-04-30 14:53 [PATCH] fill in scsi_host_template module owner Olaf Kirch
2007-04-30 16:02 ` Christoph Hellwig
2007-05-02  8:07   ` Olaf Kirch
2007-05-02  8:37     ` Christoph Hellwig
2007-05-07 18:25 ` Mike Christie [this message]

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