linux-kernel - Re: [PATCH v4] libata: Add ATA_HORKAGE_NO_NCQ_ON

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Date:   Wed, 01 Sep 2021 14:58:10 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Tor Vic <torvic9@...lbox.org>
Cc:     Damien Le Moal <Damien.LeMoal@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "hpa@...hat.com" <hpa@...hat.com>,
        "linux-ide@...r.kernel.org" <linux-ide@...r.kernel.org>,
        "axboe@...nel.dk" <axboe@...nel.dk>,
        "hdegoede@...hat.com" <hdegoede@...hat.com>
Subject: Re: [PATCH v4] libata: Add ATA_HORKAGE_NO_NCQ_ON_AMD for Samsung
 860 and 870 SSD.


Tor,

> Samsung 860 Pro:
> $ cat /sys/block/sda/device/queue_depth
>
> 32
>
> Samsung 860 Evo:
> $ cat /sys/block/sdb/device/queue_depth
>
> 32

Please also provide the output of:

# grep . /sys/class/ata_device/dev*/trim

-- 
Martin K. Petersen	Oracle Linux Engineering