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* [PATCH 1.1 1/1]  arcmsr: Notify has sense data report
@ 2014-11-28 10:07 Ching Huang
  2014-11-28 10:14   ` Hannes Reinecke
  0 siblings, 1 reply; 5+ messages in thread
From: Ching Huang @ 2014-11-28 10:07 UTC (permalink / raw)
  To: hch, thenzl, jbottomley, dan.carpenter, linux-scsi, linux-kernel; +Cc: hare

From: Ching Huang <ching2048@areca.com.tw>

Setting command status with 'DRIVER_SENSE' except 'CHECK_CONDITION' if we have sense data.

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
---

This patch is relative to http://git.infradead.org/users/hch/scsi-queue.git/tree/refs/heads/drivers-for-3.18:/drivers/scsi/arcmsr


diff -uprN a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
--- a/drivers/scsi/arcmsr/arcmsr.h	2014-09-19 11:04:41.845100000 +0800
+++ b/drivers/scsi/arcmsr/arcmsr.h	2014-11-28 10:54:30.000000000 +0800
@@ -52,7 +52,7 @@ struct device_attribute;
 	#define ARCMSR_MAX_FREECCB_NUM	320
 #define ARCMSR_MAX_OUTSTANDING_CMD	255
 #endif
-#define ARCMSR_DRIVER_VERSION		"v1.30.00.04-20140919"
+#define ARCMSR_DRIVER_VERSION		"v1.30.00.05-20141128"
 #define ARCMSR_SCSI_INITIATOR_ID						255
 #define ARCMSR_MAX_XFER_SECTORS							512
 #define ARCMSR_MAX_XFER_SECTORS_B						4096
diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
--- a/drivers/scsi/arcmsr/arcmsr_hba.c	2014-09-19 11:01:26.990090000 +0800
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c	2014-11-28 17:51:04.000000000 +0800
@@ -989,16 +989,15 @@ static void arcmsr_report_sense_info(str
 
 	struct scsi_cmnd *pcmd = ccb->pcmd;
 	struct SENSE_DATA *sensebuffer = (struct SENSE_DATA *)pcmd->sense_buffer;
-	pcmd->result = DID_OK << 16;
-	if (sensebuffer) {
-		int sense_data_length =
+
+	pcmd->result = (DRIVER_SENSE << 24) | (DID_OK << 16) | (CHECK_CONDITION << 1);
+	int sense_data_length =
 			sizeof(struct SENSE_DATA) < SCSI_SENSE_BUFFERSIZE
 			? sizeof(struct SENSE_DATA) : SCSI_SENSE_BUFFERSIZE;
-		memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
-		memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
-		sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
-		sensebuffer->Valid = 1;
-	}
+	memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
+	memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
+	sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
+	sensebuffer->Valid = 1;
 }
 
 static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)



^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1.1 1/1]  arcmsr: Notify has sense data report
  2014-11-28 10:07 [PATCH 1.1 1/1] arcmsr: Notify has sense data report Ching Huang
@ 2014-11-28 10:14   ` Hannes Reinecke
  0 siblings, 0 replies; 5+ messages in thread
From: Hannes Reinecke @ 2014-11-28 10:14 UTC (permalink / raw)
  To: Ching Huang, hch, thenzl, jbottomley, dan.carpenter, linux-scsi,
	linux-kernel

On 11/28/2014 11:07 AM, Ching Huang wrote:
> From: Ching Huang <ching2048@areca.com.tw>
> 
> Setting command status with 'DRIVER_SENSE' except 'CHECK_CONDITION' if we have sense data.
> 
> Signed-off-by: Ching Huang <ching2048@areca.com.tw>
> ---
> 
> This patch is relative to http://git.infradead.org/users/hch/scsi-queue.git/tree/refs/heads/drivers-for-3.18:/drivers/scsi/arcmsr
> 
> 
> diff -uprN a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
> --- a/drivers/scsi/arcmsr/arcmsr.h	2014-09-19 11:04:41.845100000 +0800
> +++ b/drivers/scsi/arcmsr/arcmsr.h	2014-11-28 10:54:30.000000000 +0800
> @@ -52,7 +52,7 @@ struct device_attribute;
>  	#define ARCMSR_MAX_FREECCB_NUM	320
>  #define ARCMSR_MAX_OUTSTANDING_CMD	255
>  #endif
> -#define ARCMSR_DRIVER_VERSION		"v1.30.00.04-20140919"
> +#define ARCMSR_DRIVER_VERSION		"v1.30.00.05-20141128"
>  #define ARCMSR_SCSI_INITIATOR_ID						255
>  #define ARCMSR_MAX_XFER_SECTORS							512
>  #define ARCMSR_MAX_XFER_SECTORS_B						4096
> diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
> --- a/drivers/scsi/arcmsr/arcmsr_hba.c	2014-09-19 11:01:26.990090000 +0800
> +++ b/drivers/scsi/arcmsr/arcmsr_hba.c	2014-11-28 17:51:04.000000000 +0800
> @@ -989,16 +989,15 @@ static void arcmsr_report_sense_info(str
>  
>  	struct scsi_cmnd *pcmd = ccb->pcmd;
>  	struct SENSE_DATA *sensebuffer = (struct SENSE_DATA *)pcmd->sense_buffer;
> -	pcmd->result = DID_OK << 16;
> -	if (sensebuffer) {
> -		int sense_data_length =
> +
> +	pcmd->result = (DRIVER_SENSE << 24) | (DID_OK << 16) | (CHECK_CONDITION << 1);
> +	int sense_data_length =
>  			sizeof(struct SENSE_DATA) < SCSI_SENSE_BUFFERSIZE
>  			? sizeof(struct SENSE_DATA) : SCSI_SENSE_BUFFERSIZE;
> -		memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
> -		memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
> -		sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
> -		sensebuffer->Valid = 1;
> -	}
> +	memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
> +	memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
> +	sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
> +	sensebuffer->Valid = 1;
>  }
>  
>  static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
> 
> 
Hmm. Sorry to be picky, but:

Is there a chance the _no_ sense data will be provided?
If so we'd end up starting the error handler, calling REQUEST SENSE
(which will fail, too), and finally offlining the device.
I'd rather provide a default sense code for these cases.

Plus please use SAM_STAT_CHECK_CONDITION instead of
CHECK_CONDITION << 1.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@suse.de			      +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 21284 (AG Nürnberg)
--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1.1 1/1]  arcmsr: Notify has sense data report
@ 2014-11-28 10:14   ` Hannes Reinecke
  0 siblings, 0 replies; 5+ messages in thread
From: Hannes Reinecke @ 2014-11-28 10:14 UTC (permalink / raw)
  To: Ching Huang, hch, thenzl, jbottomley, dan.carpenter, linux-scsi,
	linux-kernel

On 11/28/2014 11:07 AM, Ching Huang wrote:
> From: Ching Huang <ching2048@areca.com.tw>
> 
> Setting command status with 'DRIVER_SENSE' except 'CHECK_CONDITION' if we have sense data.
> 
> Signed-off-by: Ching Huang <ching2048@areca.com.tw>
> ---
> 
> This patch is relative to http://git.infradead.org/users/hch/scsi-queue.git/tree/refs/heads/drivers-for-3.18:/drivers/scsi/arcmsr
> 
> 
> diff -uprN a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
> --- a/drivers/scsi/arcmsr/arcmsr.h	2014-09-19 11:04:41.845100000 +0800
> +++ b/drivers/scsi/arcmsr/arcmsr.h	2014-11-28 10:54:30.000000000 +0800
> @@ -52,7 +52,7 @@ struct device_attribute;
>  	#define ARCMSR_MAX_FREECCB_NUM	320
>  #define ARCMSR_MAX_OUTSTANDING_CMD	255
>  #endif
> -#define ARCMSR_DRIVER_VERSION		"v1.30.00.04-20140919"
> +#define ARCMSR_DRIVER_VERSION		"v1.30.00.05-20141128"
>  #define ARCMSR_SCSI_INITIATOR_ID						255
>  #define ARCMSR_MAX_XFER_SECTORS							512
>  #define ARCMSR_MAX_XFER_SECTORS_B						4096
> diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
> --- a/drivers/scsi/arcmsr/arcmsr_hba.c	2014-09-19 11:01:26.990090000 +0800
> +++ b/drivers/scsi/arcmsr/arcmsr_hba.c	2014-11-28 17:51:04.000000000 +0800
> @@ -989,16 +989,15 @@ static void arcmsr_report_sense_info(str
>  
>  	struct scsi_cmnd *pcmd = ccb->pcmd;
>  	struct SENSE_DATA *sensebuffer = (struct SENSE_DATA *)pcmd->sense_buffer;
> -	pcmd->result = DID_OK << 16;
> -	if (sensebuffer) {
> -		int sense_data_length =
> +
> +	pcmd->result = (DRIVER_SENSE << 24) | (DID_OK << 16) | (CHECK_CONDITION << 1);
> +	int sense_data_length =
>  			sizeof(struct SENSE_DATA) < SCSI_SENSE_BUFFERSIZE
>  			? sizeof(struct SENSE_DATA) : SCSI_SENSE_BUFFERSIZE;
> -		memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
> -		memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
> -		sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
> -		sensebuffer->Valid = 1;
> -	}
> +	memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
> +	memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
> +	sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
> +	sensebuffer->Valid = 1;
>  }
>  
>  static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
> 
> 
Hmm. Sorry to be picky, but:

Is there a chance the _no_ sense data will be provided?
If so we'd end up starting the error handler, calling REQUEST SENSE
(which will fail, too), and finally offlining the device.
I'd rather provide a default sense code for these cases.

Plus please use SAM_STAT_CHECK_CONDITION instead of
CHECK_CONDITION << 1.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@suse.de			      +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 21284 (AG Nürnberg)

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1.1 1/1] arcmsr: Notify has sense data report
  2014-11-28 10:14   ` Hannes Reinecke
@ 2014-11-28 10:29     ` 黃清隆
  -1 siblings, 0 replies; 5+ messages in thread
From: 黃清隆 @ 2014-11-28 10:29 UTC (permalink / raw)
  To: Hannes Reinecke
  Cc: hch@infradead.org, Tomas Henzl, James Bottomley, Dan Carpenter,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org

There is no this case.
We always have auto request sense to device in case of CHECK_CONDITION status.

2014-11-28 18:14 GMT+08:00 Hannes Reinecke <hare@suse.de>:
> On 11/28/2014 11:07 AM, Ching Huang wrote:
>> From: Ching Huang <ching2048@areca.com.tw>
>>
>> Setting command status with 'DRIVER_SENSE' except 'CHECK_CONDITION' if we have sense data.
>>
>> Signed-off-by: Ching Huang <ching2048@areca.com.tw>
>> ---
>>
>> This patch is relative to http://git.infradead.org/users/hch/scsi-queue.git/tree/refs/heads/drivers-for-3.18:/drivers/scsi/arcmsr
>>
>>
>> diff -uprN a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
>> --- a/drivers/scsi/arcmsr/arcmsr.h    2014-09-19 11:04:41.845100000 +0800
>> +++ b/drivers/scsi/arcmsr/arcmsr.h    2014-11-28 10:54:30.000000000 +0800
>> @@ -52,7 +52,7 @@ struct device_attribute;
>>       #define ARCMSR_MAX_FREECCB_NUM  320
>>  #define ARCMSR_MAX_OUTSTANDING_CMD   255
>>  #endif
>> -#define ARCMSR_DRIVER_VERSION                "v1.30.00.04-20140919"
>> +#define ARCMSR_DRIVER_VERSION                "v1.30.00.05-20141128"
>>  #define ARCMSR_SCSI_INITIATOR_ID                                             255
>>  #define ARCMSR_MAX_XFER_SECTORS                                                      512
>>  #define ARCMSR_MAX_XFER_SECTORS_B                                            4096
>> diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
>> --- a/drivers/scsi/arcmsr/arcmsr_hba.c        2014-09-19 11:01:26.990090000 +0800
>> +++ b/drivers/scsi/arcmsr/arcmsr_hba.c        2014-11-28 17:51:04.000000000 +0800
>> @@ -989,16 +989,15 @@ static void arcmsr_report_sense_info(str
>>
>>       struct scsi_cmnd *pcmd = ccb->pcmd;
>>       struct SENSE_DATA *sensebuffer = (struct SENSE_DATA *)pcmd->sense_buffer;
>> -     pcmd->result = DID_OK << 16;
>> -     if (sensebuffer) {
>> -             int sense_data_length =
>> +
>> +     pcmd->result = (DRIVER_SENSE << 24) | (DID_OK << 16) | (CHECK_CONDITION << 1);
>> +     int sense_data_length =
>>                       sizeof(struct SENSE_DATA) < SCSI_SENSE_BUFFERSIZE
>>                       ? sizeof(struct SENSE_DATA) : SCSI_SENSE_BUFFERSIZE;
>> -             memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
>> -             memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
>> -             sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
>> -             sensebuffer->Valid = 1;
>> -     }
>> +     memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
>> +     memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
>> +     sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
>> +     sensebuffer->Valid = 1;
>>  }
>>
>>  static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
>>
>>
> Hmm. Sorry to be picky, but:
>
> Is there a chance the _no_ sense data will be provided?
> If so we'd end up starting the error handler, calling REQUEST SENSE
> (which will fail, too), and finally offlining the device.
> I'd rather provide a default sense code for these cases.
>
> Plus please use SAM_STAT_CHECK_CONDITION instead of
> CHECK_CONDITION << 1.
>
> Cheers,
>
> Hannes
> --
> Dr. Hannes Reinecke                   zSeries & Storage
> hare@suse.de                          +49 911 74053 688
> SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
> GF: J. Hawn, J. Guild, F. Imendörffer, HRB 21284 (AG Nürnberg)
--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1.1 1/1] arcmsr: Notify has sense data report
@ 2014-11-28 10:29     ` 黃清隆
  0 siblings, 0 replies; 5+ messages in thread
From: 黃清隆 @ 2014-11-28 10:29 UTC (permalink / raw)
  To: Hannes Reinecke
  Cc: hch@infradead.org, Tomas Henzl, James Bottomley, Dan Carpenter,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org

There is no this case.
We always have auto request sense to device in case of CHECK_CONDITION status.

2014-11-28 18:14 GMT+08:00 Hannes Reinecke <hare@suse.de>:
> On 11/28/2014 11:07 AM, Ching Huang wrote:
>> From: Ching Huang <ching2048@areca.com.tw>
>>
>> Setting command status with 'DRIVER_SENSE' except 'CHECK_CONDITION' if we have sense data.
>>
>> Signed-off-by: Ching Huang <ching2048@areca.com.tw>
>> ---
>>
>> This patch is relative to http://git.infradead.org/users/hch/scsi-queue.git/tree/refs/heads/drivers-for-3.18:/drivers/scsi/arcmsr
>>
>>
>> diff -uprN a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
>> --- a/drivers/scsi/arcmsr/arcmsr.h    2014-09-19 11:04:41.845100000 +0800
>> +++ b/drivers/scsi/arcmsr/arcmsr.h    2014-11-28 10:54:30.000000000 +0800
>> @@ -52,7 +52,7 @@ struct device_attribute;
>>       #define ARCMSR_MAX_FREECCB_NUM  320
>>  #define ARCMSR_MAX_OUTSTANDING_CMD   255
>>  #endif
>> -#define ARCMSR_DRIVER_VERSION                "v1.30.00.04-20140919"
>> +#define ARCMSR_DRIVER_VERSION                "v1.30.00.05-20141128"
>>  #define ARCMSR_SCSI_INITIATOR_ID                                             255
>>  #define ARCMSR_MAX_XFER_SECTORS                                                      512
>>  #define ARCMSR_MAX_XFER_SECTORS_B                                            4096
>> diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
>> --- a/drivers/scsi/arcmsr/arcmsr_hba.c        2014-09-19 11:01:26.990090000 +0800
>> +++ b/drivers/scsi/arcmsr/arcmsr_hba.c        2014-11-28 17:51:04.000000000 +0800
>> @@ -989,16 +989,15 @@ static void arcmsr_report_sense_info(str
>>
>>       struct scsi_cmnd *pcmd = ccb->pcmd;
>>       struct SENSE_DATA *sensebuffer = (struct SENSE_DATA *)pcmd->sense_buffer;
>> -     pcmd->result = DID_OK << 16;
>> -     if (sensebuffer) {
>> -             int sense_data_length =
>> +
>> +     pcmd->result = (DRIVER_SENSE << 24) | (DID_OK << 16) | (CHECK_CONDITION << 1);
>> +     int sense_data_length =
>>                       sizeof(struct SENSE_DATA) < SCSI_SENSE_BUFFERSIZE
>>                       ? sizeof(struct SENSE_DATA) : SCSI_SENSE_BUFFERSIZE;
>> -             memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
>> -             memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
>> -             sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
>> -             sensebuffer->Valid = 1;
>> -     }
>> +     memset(sensebuffer, 0, SCSI_SENSE_BUFFERSIZE);
>> +     memcpy(sensebuffer, ccb->arcmsr_cdb.SenseData, sense_data_length);
>> +     sensebuffer->ErrorCode = SCSI_SENSE_CURRENT_ERRORS;
>> +     sensebuffer->Valid = 1;
>>  }
>>
>>  static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
>>
>>
> Hmm. Sorry to be picky, but:
>
> Is there a chance the _no_ sense data will be provided?
> If so we'd end up starting the error handler, calling REQUEST SENSE
> (which will fail, too), and finally offlining the device.
> I'd rather provide a default sense code for these cases.
>
> Plus please use SAM_STAT_CHECK_CONDITION instead of
> CHECK_CONDITION << 1.
>
> Cheers,
>
> Hannes
> --
> Dr. Hannes Reinecke                   zSeries & Storage
> hare@suse.de                          +49 911 74053 688
> SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
> GF: J. Hawn, J. Guild, F. Imendörffer, HRB 21284 (AG Nürnberg)

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2014-11-28 10:30 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-11-28 10:07 [PATCH 1.1 1/1] arcmsr: Notify has sense data report Ching Huang
2014-11-28 10:14 ` Hannes Reinecke
2014-11-28 10:14   ` Hannes Reinecke
2014-11-28 10:29   ` 黃清隆
2014-11-28 10:29     ` 黃清隆

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