[OpenPower-Firmware] poor correctable MC errors logging

[Mahesh Jagannath Salgaonkar]

On 03/14/2018 07:05 PM, Sergey Kachkin wrote:
> Hi,
> 
> recently there was a number of HMI logging improvements which may help to
> isolate the source of HMI errors, but troubleshooting MCs like below is
> also challenging.
> Can we have additional logging for MCs also?

We can improve it to print CPU pir number. Do you also want location
code info there ?

> 
> 
>    1. Feb 15 02:56:33 host kernel: Severe Machine check interrupt
>    [Recovered]
>    2. Feb 15 02:56:33 host kernel:   Initiator: CPU
>    3. Feb 15 02:56:33 host kernel:   Error type: ERAT [Multihit]
>    4. Feb 15 02:56:33 host kernel:     Effective address: c00003eefc12f018
>    5. Feb 15 03:04:19 host kernel: Severe Machine check interrupt
>    [Recovered]
>    6. Feb 15 03:04:19 host kernel:   Initiator: CPU
>    7. Feb 15 03:04:19 host kernel:   Error type: ERAT [Multihit]
>    8. Feb 15 03:04:19 host kernel:     Effective address: c00003eefc12f018
>    9.
> 
> 
> 
> * [282d5fee5c4f](https://github.com/open-power/skiboot/commit/282d5fee5c4f)
> core/hmi: Use pr_fmt macro for tagging log messages
> * [c531ff957669](https://github.com/open-power/skiboot/commit/c531ff957669)
> opal/hmi: HMI logging with location code info.
> * [b33ed1e6b6b0](https://github.com/open-power/skiboot/commit/b33ed1e6b6b0)
> core/hmi: Do not display FIR details if none of the bits are set.
> * [45a961515be6](https://github.com/open-power/skiboot/commit/45a961515be6)
> core/hmi: Display chip location code while displaying core FIR.
> 
> 
> thanks,
> 
> regards,
> Sergey
> YADRO
> 
> 
> 
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