linux-kernel - Re: [PATCH 01/12] libiscsi: Convert to host_lock less w/ interrupts disabled internally

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Message-ID: <4D113BB5.2020802@cs.wisc.edu>
Date:	Tue, 21 Dec 2010 17:43:49 -0600
From:	Mike Christie <michaelc@...wisc.edu>
To:	Boaz Harrosh <bharrosh@...asas.com>
CC:	"Nicholas A. Bellinger" <nab@...ux-iscsi.org>,
	linux-scsi <linux-scsi@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	James Bottomley <James.Bottomley@...e.de>,
	Jeff Garzik <jeff@...zik.org>, Christoph Hellwig <hch@....de>,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	Hannes Reinecke <hare@...e.de>,
	Mike Anderson <andmike@...ux.vnet.ibm.com>,
	Tejun Heo <tj@...nel.org>, Vasu Dev <vasu.dev@...ux.intel.com>,
	Tim Chen <tim.c.chen@...ux.intel.com>,
	Andi Kleen <ak@...ux.intel.com>,
	Ravi Anand <ravi.anand@...gic.com>,
	Andrew Vasquez <andrew.vasquez@...gic.com>,
	Joe Eykholt <jeykholt@...co.com>,
	James Smart <james.smart@...lex.com>,
	Douglas Gilbert <dgilbert@...erlog.com>,
	adam radford <aradford@...il.com>,
	Kashyap Desai <Kashyap.Desai@....com>,
	MPTFusionLinux <DL-MPTFusionLinux@....com>
Subject: Re: [PATCH 01/12] libiscsi: Convert to host_lock less w/ interrupts
 disabled internally

On 12/21/2010 04:53 AM, Boaz Harrosh wrote:
> On 12/21/2010 02:42 AM, Mike Christie wrote:
>> On 12/19/2010 03:21 PM, Nicholas A. Bellinger wrote:
>>>    prepd_fault:
>>> @@ -1732,12 +1728,10 @@ fault:
>>>    		scsi_out(sc)->resid = scsi_out(sc)->length;
>>>    		scsi_in(sc)->resid = scsi_in(sc)->length;
>>>    	}
>>> -	done(sc);
>>> -	spin_lock(host->host_lock);
>>> +	sc->scsi_done(sc);
>>>    	return 0;
>>
>>
>> Did you mean to send this patch or a different one? I think you sent a
>> patch with this before and I said it was wrong. Did you disagree with
>> that comment or did you change something else so it now works?
>
> Mike hi
>
> I think Nick is gone for the holidays. What I understood is that he's
> waiting for you to fix it. Because he's not sure what the proper solution
> is. Do you have time to look into it? (It will take you much faster then me)
>

I am still working on it for the 2.6.38 feature window.
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