linux-kernel - Re: [PATCH v2] libata: Fix retrieving of active qcs

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Date:   Wed, 28 Oct 2020 07:58:37 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Pali Rohár <pali@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>
Cc:     linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...gutronix.de
Subject: Re: [PATCH v2] libata: Fix retrieving of active qcs

On 10/28/20 7:55 AM, Pali Rohár wrote:
> On Friday 08 May 2020 07:46:44 Sascha Hauer wrote:
>> From fcdcfa9e7a4ee4faf411de1df4f3c4e12c78545c Mon Sep 17 00:00:00 2001
>> From: Sascha Hauer <s.hauer@...gutronix.de>
>> Date: Fri, 8 May 2020 07:28:19 +0200
>> Subject: [PATCH] ata: sata_nv: Fix retrieving of active qcs
>>
>> ata_qc_complete_multiple() has to be called with the tags physically
>> active, that is the hw tag is at bit 0. ap->qc_active has the same tag
>> at bit ATA_TAG_INTERNAL instead, so call ata_qc_get_active() to fix that
>> up. This is done in the vein of 8385d756e114 ("libata: Fix retrieving of
>> active qcs").
>>
>> Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
> 
> I tested this second change on nforce4 box with sata_nv controllers:
> 
>   00:07.0 IDE interface [0101]: NVIDIA Corporation CK804 Serial ATA Controller [10de:0054] (rev f3)
>   00:08.0 IDE interface [0101]: NVIDIA Corporation CK804 Serial ATA Controller [10de:0055] (rev f3)
> 
> Both disks are working fine, I do not see any regression or change, so
> you can add my:
> 
> Tested-by: Pali Rohár <pali@...nel.org>
> 
> Ideally add also Fixes line:
> 
> Fixes: 28361c403683 ("libata: add extra internal command")
> 
> Jens, do you need something more from me? Some special tests, etc?

Thanks, I'll queue this up.

-- 
Jens Axboe