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* [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id()
@ 2021-11-08 18:30 Ewan D. Milne
  2021-11-08 23:11 ` Himanshu Madhani
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Ewan D. Milne @ 2021-11-08 18:30 UTC (permalink / raw)
  To: linux-scsi; +Cc: stable, njavali, aeasi

The SCM changes set the flags in mcp->out_mb instead of mcp->in_mb
so the data was not actually being read into the mcp->mb[] array from
the adapter.

Fixes: 9f2475fe7406 ("scsi: qla2xxx: SAN congestion management implementation")
Cc: stable@vger.kernel.org
Signed-off-by: Ewan D. Milne <emilne@redhat.com>
---
 drivers/scsi/qla2xxx/qla_mbx.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 7811c4952035..a6debeea3079 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -1695,10 +1695,8 @@ qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
 		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10;
 	if (IS_FWI2_CAPABLE(vha->hw))
 		mcp->in_mb |= MBX_19|MBX_18|MBX_17|MBX_16;
-	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw)) {
-		mcp->in_mb |= MBX_15;
-		mcp->out_mb |= MBX_7|MBX_21|MBX_22|MBX_23;
-	}
+	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw))
+		mcp->in_mb |= MBX_15|MBX_21|MBX_22|MBX_23;
 
 	mcp->tov = MBX_TOV_SECONDS;
 	mcp->flags = 0;
-- 
2.31.1


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

* Re: [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id()
  2021-11-08 18:30 [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id() Ewan D. Milne
@ 2021-11-08 23:11 ` Himanshu Madhani
  2021-11-09  0:49 ` [EXT] " Arun Easi
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: Himanshu Madhani @ 2021-11-08 23:11 UTC (permalink / raw)
  To: Ewan D. Milne, linux-scsi; +Cc: stable, njavali, aeasi



On 11/8/21 12:30, Ewan D. Milne wrote:
> The SCM changes set the flags in mcp->out_mb instead of mcp->in_mb
> so the data was not actually being read into the mcp->mb[] array from
> the adapter.
> 
> Fixes: 9f2475fe7406 ("scsi: qla2xxx: SAN congestion management implementation")
> Cc: stable@vger.kernel.org
> Signed-off-by: Ewan D. Milne <emilne@redhat.com>
> ---
>   drivers/scsi/qla2xxx/qla_mbx.c | 6 ++----
>   1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
> index 7811c4952035..a6debeea3079 100644
> --- a/drivers/scsi/qla2xxx/qla_mbx.c
> +++ b/drivers/scsi/qla2xxx/qla_mbx.c
> @@ -1695,10 +1695,8 @@ qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
>   		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10;
>   	if (IS_FWI2_CAPABLE(vha->hw))
>   		mcp->in_mb |= MBX_19|MBX_18|MBX_17|MBX_16;
> -	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw)) {
> -		mcp->in_mb |= MBX_15;
> -		mcp->out_mb |= MBX_7|MBX_21|MBX_22|MBX_23;
> -	}
> +	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw))
> +		mcp->in_mb |= MBX_15|MBX_21|MBX_22|MBX_23;
>   
>   	mcp->tov = MBX_TOV_SECONDS;
>   	mcp->flags = 0;
> 

Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>

-- 
Himanshu Madhani                                Oracle Linux Engineering

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

* Re: [EXT] [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id()
  2021-11-08 18:30 [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id() Ewan D. Milne
  2021-11-08 23:11 ` Himanshu Madhani
@ 2021-11-09  0:49 ` Arun Easi
  2021-11-09  4:16 ` Martin K. Petersen
  2021-11-19  4:16 ` Martin K. Petersen
  3 siblings, 0 replies; 5+ messages in thread
From: Arun Easi @ 2021-11-09  0:49 UTC (permalink / raw)
  To: Ewan D. Milne; +Cc: linux-scsi, stable, njavali

Looks good. Thanks Ewan.

Reviewed-by: Arun Easi <aeasi@marvell.com>

Regards,
-Arun

On Mon, 8 Nov 2021, 10:30am, Ewan D. Milne wrote:

>
> The SCM changes set the flags in mcp->out_mb instead of mcp->in_mb
> so the data was not actually being read into the mcp->mb[] array from
> the adapter.
> 
> Fixes: 9f2475fe7406 ("scsi: qla2xxx: SAN congestion management implementation")
> Cc: stable@vger.kernel.org
> Signed-off-by: Ewan D. Milne <emilne@redhat.com>
> ---
>  drivers/scsi/qla2xxx/qla_mbx.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
> index 7811c4952035..a6debeea3079 100644
> --- a/drivers/scsi/qla2xxx/qla_mbx.c
> +++ b/drivers/scsi/qla2xxx/qla_mbx.c
> @@ -1695,10 +1695,8 @@ qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
>  		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10;
>  	if (IS_FWI2_CAPABLE(vha->hw))
>  		mcp->in_mb |= MBX_19|MBX_18|MBX_17|MBX_16;
> -	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw)) {
> -		mcp->in_mb |= MBX_15;
> -		mcp->out_mb |= MBX_7|MBX_21|MBX_22|MBX_23;
> -	}
> +	if (IS_QLA27XX(vha->hw) || IS_QLA28XX(vha->hw))
> +		mcp->in_mb |= MBX_15|MBX_21|MBX_22|MBX_23;
>  
>  	mcp->tov = MBX_TOV_SECONDS;
>  	mcp->flags = 0;
> 

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

* Re: [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id()
  2021-11-08 18:30 [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id() Ewan D. Milne
  2021-11-08 23:11 ` Himanshu Madhani
  2021-11-09  0:49 ` [EXT] " Arun Easi
@ 2021-11-09  4:16 ` Martin K. Petersen
  2021-11-19  4:16 ` Martin K. Petersen
  3 siblings, 0 replies; 5+ messages in thread
From: Martin K. Petersen @ 2021-11-09  4:16 UTC (permalink / raw)
  To: Ewan D. Milne; +Cc: linux-scsi, stable, njavali, aeasi


Ewan,

> The SCM changes set the flags in mcp->out_mb instead of mcp->in_mb so
> the data was not actually being read into the mcp->mb[] array from the
> adapter.

Applied to 5.16/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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

* Re: [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id()
  2021-11-08 18:30 [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id() Ewan D. Milne
                   ` (2 preceding siblings ...)
  2021-11-09  4:16 ` Martin K. Petersen
@ 2021-11-19  4:16 ` Martin K. Petersen
  3 siblings, 0 replies; 5+ messages in thread
From: Martin K. Petersen @ 2021-11-19  4:16 UTC (permalink / raw)
  To: linux-scsi, Ewan D. Milne; +Cc: Martin K . Petersen, njavali, aeasi, stable

On Mon, 8 Nov 2021 13:30:12 -0500, Ewan D. Milne wrote:

> The SCM changes set the flags in mcp->out_mb instead of mcp->in_mb
> so the data was not actually being read into the mcp->mb[] array from
> the adapter.
> 
> 

Applied to 5.16/scsi-fixes, thanks!

[1/1] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id()
      https://git.kernel.org/mkp/scsi/c/392006871bb2

-- 
Martin K. Petersen	Oracle Linux Engineering

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

end of thread, other threads:[~2021-11-19  4:16 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-11-08 18:30 [PATCH] scsi: qla2xxx: fix mailbox direction flags in qla2xxx_get_adapter_id() Ewan D. Milne
2021-11-08 23:11 ` Himanshu Madhani
2021-11-09  0:49 ` [EXT] " Arun Easi
2021-11-09  4:16 ` Martin K. Petersen
2021-11-19  4:16 ` Martin K. Petersen

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