linux-kernel - Re: [PATCH 0/6] hisi_sas: v2 hw SoC bug workarounds

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Date:   Tue, 11 Apr 2017 22:02:11 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     John Garry <john.garry@...wei.com>
Cc:     <jejb@...ux.vnet.ibm.com>, <martin.petersen@...cle.com>,
        <john.garry2@...l.dcu.ie>, <linuxarm@...wei.com>,
        <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <zhangfei.gao@...aro.org>
Subject: Re: [PATCH 0/6] hisi_sas: v2 hw SoC bug workarounds


John,

> This patchset introduces some v2 hw bug workarounds. Mostly they are
> related to SATA devices, but there is also a workaround for a scenario
> when internal abort command may timeout.
>
> The general rule for implementing workarounds was to do it in the hw
> layer, as the next hw revision should not include these bugs, so it is
> better not pollute the driver main layer with workarounds
>
> This patchset also includes 2 other patches, one for a possible NULL
> pointer deference and another for resetting the controller for fatal
> AXI/ECC errors.

Applied to 4.12/scsi-queue.

-- 
Martin K. Petersen	Oracle Linux Engineering