Re: [PATCH 3/6] hpsa: disable volume status check for older controller

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On 08/11/2017 03:23 PM, Tomas Henzl wrote:
> On 8.8.2017 10:35, Hannes Reinecke wrote:
>> Older Controller might not support volume status, so assume
>> the volume is online here.
>>
>> Signed-off-by: Hannes Reinecke <hare@xxxxxxxx>
>> ---
>>  drivers/scsi/hpsa.c | 11 +++++++++++
>>  1 file changed, 11 insertions(+)
>>
>> diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
>> index 7ca6078..4ebf5d4 100644
>> --- a/drivers/scsi/hpsa.c
>> +++ b/drivers/scsi/hpsa.c
>> @@ -3832,6 +3832,17 @@ static int hpsa_update_device_info(struct ctlr_info *h,
>>  		if (h->fw_support & MISC_FW_RAID_OFFLOAD_BASIC)
>>  			hpsa_get_ioaccel_status(h, scsi3addr, this_device);
>>  		volume_offline = hpsa_volume_offline(h, scsi3addr);
>> +		if (volume_offline == HPSA_VPD_LV_STATUS_UNSUPPORTED &&
>> +		    !h->supported) {
>> +			/*
>> +			 * Older / unsupported controllers might not support
>> +			 * volume status
>> +			 */
>> +			dev_info(&h->pdev->dev,
>> +				 "C0:T%d:L%d Volume status not available, assuming online.\n",
>> +				 this_device->target, this_device->lun);
>> +			volume_offline = 0;
> 
> Hi,
> could we have here
> volume_offline = HPSA_LV_OK;
> instead ?

Hmm; rather not (for now).
At several places we're just checking for (!h->volume_offline); before
changing that toe HPSA_LV_OK we'd need to change all of them to
(h->volume_offline == HPSA_LV_OK) to avoid any issues here.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		   Teamlead Storage & Networking
hare@xxxxxxx			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)



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