Re: [PATCH 01/11] hisi_sas: add v2 hw support for ECC and AXI bus fatal error

From	Zhangfei Gao <zhangfei.gao@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH 01/11] hisi_sas: add v2 hw support for ECC and AXI bus fatal error
Date	2016-11-23 10:20 +0100
Message-ID	<sGBSF-2X2-1@gated-at.bofh.it> (permalink)
References	<sARdL-33z-3@gated-at.bofh.it> <sARdL-33z-27@gated-at.bofh.it> <sDXwl-4jR-17@gated-at.bofh.it> <sGBIZ-2TX-17@gated-at.bofh.it>
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On Wed, Nov 23, 2016 at 4:59 PM, John Garry <john.garry@huawei.com> wrote:
> On 16/11/2016 01:47, Zhangfei Gao wrote:
>>
>> On Mon, Nov 7, 2016 at 8:48 PM, John Garry <john.garry@huawei.com> wrote:
>>>
>>> From: Xiang Chen <chenxiang66@hisilicon.com>

Reviewed-by: Zhangfei Gao <zhangfei.gao@linaro.org>

>>>
>>> For ECC 1bit error, logic can recover it, so we only print
>>> a warning.
>>> For ECC multi-bit and AXI bus fatal error, we panic.
>>
>>
>> Is it possible to recover via resetting phy and device etc instead of
>> panic?
>>
>> Thanks
>>
>>
>
>
> Hi Zhangfei,
>
> We are actually now working on supporting controller reset for certain
> AXI/ECC errors, so that we will not need to panic.

Got it, thanks for the info.

Thanks

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Re: [PATCH 01/11] hisi_sas: add v2 hw support for ECC and AXI bus  fatal error Zhangfei Gao <zhangfei.gao@gmail.com> - 2016-11-16 02:50 +0100
  Re: [PATCH 01/11] hisi_sas: add v2 hw support for ECC and AXI bus  fatal error John Garry <john.garry@huawei.com> - 2016-11-23 10:10 +0100
    Re: [PATCH 01/11] hisi_sas: add v2 hw support for ECC and AXI bus  fatal error Zhangfei Gao <zhangfei.gao@gmail.com> - 2016-11-23 10:20 +0100

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