On 10/02/2014 01:22 PM, Christoph Hellwig wrote:
>> diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
>> index a0c8c5d..cb68089 100644
>> --- a/drivers/scsi/NCR5380.c
>> +++ b/drivers/scsi/NCR5380.c
>> @@ -1527,7 +1527,6 @@ part2:
>>      tmp[0] = IDENTIFY(((instance->irq == SCSI_IRQ_NONE) ? 0 : 1), 
>> cmd->device->lun);
>>  
>>      len = 1;
>> -    cmd->tag = 0;
> 
> The driver was explicitly setting the tag to zero here, so this needs
> a good explanation instead of a blind removal.
> 
> But given how nice the code that Finn delivered in the past is I have high
> hopes that his NCR5380 overhaul will get rid of a lot of this cruft :)
> 
Yep. (Removing the above line shouldn't actually doing any harm, as
the tagged queueing support in NCR5380 is currently disabled anyway).
(Famous last words).

But this was just a test for the feasibility of scmd->tag removal.
Once Finn's patchset is posted we definitely should be revisiting
it.

And arguably the tcm_loop and vmw_pvscsi patches are real bugfixes,
so maybe they should be applied anyway.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                   zSeries & Storage
h...@suse.de                          +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)
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