[Skiboot] [PATCH] core/hmi: report processor recovery reason from core FIR bits on P9

Stewart Smith stewart at linux.vnet.ibm.com
Fri Mar 2 15:03:18 AEDT 2018


Nicholas Piggin <npiggin at gmail.com> writes:
> On Thu,  1 Mar 2018 17:12:20 +1000
> Nicholas Piggin <npiggin at gmail.com> wrote:
>
>> When an error is encountered that causes processor recovery, HMI is
>> generated if the recovery was successful. The reason is recorded in
>> the core FIR, which gets copied into the WOF.
>> 
>> In this case dump the WOF register and an error string into the OPAL
>> msglog. A broken init setting led to HMIs reported in Linux as
>
> ^^ This is not really clear. First sentence is what this patch does,
> second sentence gives an example of how it improves things, so it
> should be a new paragraph.

Merged with the new paragraph as of
56a85b41d23147e7dbe6d78d5a46d13910bc8495.

More useful errors are always good.

-- 
Stewart Smith
OPAL Architect, IBM.



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